Latest Update：2024/04/12 14:28:36

SHIRAI Tomoko

Researcher Name: SHIRAI Tomoko

Div (Section) name/title: Earth System Division（Office for Global Environmental Data Integration and Analytics）／Head

Research Subject: Emission and transport of atmosheric trace gases

Degree(s): ph.D.(Science)

Professional Qualification(s): Science,Chemistry

Environmental Speciality Field: atmospheric chemistry

Membership of Academic Society: The Japan Society of Atmospheric Chemistry,Japanese Society for Atmospheric Environment,The Geochemical Society of Japan,AGU,Meteorological Society of Japan,Japan Geoscience Union

Research Subject

Fiscal Year: 2023
- 26400 : Climate Change and Air Quality Research Program
- 26409 : Quantitative evaluation of natural and anthropogenic sinks and sources of greenhouse gases at global scale
- 26450 : Earth System Domain: Foresight and Advanced Basic Research
- 26615 : Long-term analysis of greenhouse gases in the polar region with the Siberian tower network
- 26651 : Development of a greenhouse gas monitoring system from city to global scales using commercial airliners
- 26685 : Development and operation of the system to support management and release of global environmental data
- 26690 : Supporting Activities of Global Carbon Project
Fiscal Year: 2022
- 25964 : Climate Change and Air Quality Research Program
- 25965 : Quantitative evaluation of natural and anthropogenic sinks and sources of greenhouse gases at global scale
- 25966 : Quantitative evaluation of anthropogenic sources of SLCFs and greenhouse gases at region, country and city　scale
- 26006 : Earth System Domain: Foresight and Advanced Basic Research
- 26112 : Supporting Activities of Global Carbon Project
- 26266 : Development of a greenhouse gas monitoring system from city to global scales using commercial airliners
- 26270 : Long-term analysis of greenhouse gases in the polar region with the Siberian tower network
- 26322 : Development and operation of the system to support management and release of global environmental data
Fiscal Year: 2021
- 25498 : Climate Change and Air Quality Research Program
- 25506 : Quantitative evaluation of natural and anthropogenic sinks and sources of greenhouse gases at global scale
- 25507 : Quantitative evaluation of anthropogenic sources of SLCFs and greenhouse gases at region, country and city　scale
- 25655 : Earth System Domain: Foresight and Advanced Basic Research
- 25670 : Development and operation of the system to support management and release of global environmental data
- 25803 : Supporting Activities of Global Carbon Project
- 25875 : Development of a greenhouse gas monitoring system from city to global scales using commercial airliners
- 25900 : Analysis of long-term variation in green house gases using a tower network in West Siberia
Fiscal Year: 2020
- 25113 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
- 25128 : Study on Multi-scale Evaluation System for GHG Variation and Mitigation
- 25367 : Development and Maintenance of Global Environment Database
- 25396 : Analysis of long-term variation in green house gases using a tower network in West Siberia
- 25412 : Long-term 3D observation of greenhouse gases by commercial airliner and its data distribution system
Fiscal Year: 2019
- 24708 : Study on Multi-scale Evaluation System for GHG Variation and Mitigation
- 24745 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
- 24803 : Development and Maintenance of Global Environment Database
- 24850 : Long-term 3D observation of greenhouse gases by commercial airliner and its data distribution system
- 25002 : Analysis of long-term variation in green house gases using a tower network in West Siberia
Fiscal Year: 2018
- 24291 : Study on multi-scale evaluation system for GHG variation and mitigation
- 24315 : Long-term monitoring and database for global environmental research and supporting for related activities
- 24571 : Analysis of long-term variation in green house gases using a tower network in West Siberia
- 24579 : Long-term 3D observation of greenhouse gases by commercial airliner and its data distribution system
- 24590 : Development and maintenance of global environment database
Fiscal Year: 2017
- 23837 : Study on multi-scale evaluation system for GHG variation and mitigation
- 23877 : Long-term monitoring and database for global environmental research and supporting for related activities
- 24056 : Development and maintenance of global environment database
- 24143 : Analysis of long-term variation in green house gases using a tower network in West Siberia
- 24145 : Long-term 3D observation of greenhouse gases by commercial airliner and its data distribution system
Fiscal Year: 2016
- 23399 : Study on multi-scale evaluation system for GHG variation and mitigation
- 23470 : Long-term monitoring and database for global environmental research and supporting for related activities
- 23678 : Integrated observation and analysis system for early detection of carbon cycle change globally and in Asia-Pacific region
- 23682 : Development and maintenance of global environment database
- 23734 : Long-term 3D observation of greenhouse gases by commercial airliner and its data distribution system
Fiscal Year: 2015
- 22992 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 23026 : Long-term monitoring and database for global environmental research and supporting for related activities
- 23190 : Atmospheric and Oceanic Monitoring
- 23191 : Long-term observation of atmospheric greenhouse gases using a global monitoring network by commercial aircraft
- 23223 : Integration of biodiversity and ecological data to the environmental information, and development of biodiversity assessment method
- 23224 : Integrated observation and analysis system for early detection of carbon cycle change globally and in Asia-Pacific region
- 23228 : Development and maintenance of global environment database
- 23347 : A feasibility study for the development of an observation network targeting greenhouse gases and related materials and their budget in the Asia-Pacific
Fiscal Year: 2014
- 22580 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 22614 : Long-term monitoring and database for global environmental research and supporting for related activities
- 22670 : Development and maintenance of global environment database
- 22920 : Atmospheric and Oceanic Monitoring
- 22921 : Long-term observation of atmospheric greenhouse gases using a global monitoring network by commercial aircraft
Fiscal Year: 2013
- 22164 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 22198 : Long-term monitoring and database for global environmental research and supporting for related activities
- 22362 : Development and maintenance of global environment database
- 22379 : Atmospheric and Oceanic Monitoring
- 22536 : Long-term observation of atmospheric greenhouse gases using a global monitoring network by commercial aircraft
Fiscal Year: 2012
- 21735 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 21769 : Long-term Monitoring and database for Global Environmental Research and supporting for related activities
- 21896 : Development and maintenance of global environment database
- 22117 : Long-term observation of atmospheric greenhouse gases using a global monitoring network by commercial aircraft
- 22118 : Atmospheric and Oceanic Monitoring
- 22138 : Development of GHG observation by GOSAT and its data analysis
Fiscal Year: 2011
- 21284 : Study on characteristics of GHG in the atmosphere and outlook of their future concentration
- 21327 : Long-term Monitoring and database for Global Environmental Research and supporting for related activities
- 21404 : Development and maintenance of global environment database
- 21595 : Atmospheric and Oceanic Monitoring
- 21599 : Long-term observation of atmospheric greenhouse gases using a global monitoring network by commercial aircraft
Fiscal Year: 2010
- 20877 : Development of Evaluation Methods of Atmospheric Environment in Asia
- 21092 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
- 21228 : Observation of Greenhouse Gases over Asian-Pacific Region using Commercial Airliners
Fiscal Year: 2009
- 20424 : Development of Evaluation Methods of Atmospheric Environment in Asia
- 20608 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
Fiscal Year: 2008
- 20126 : Development of Evaluation Methods of Atmospheric Environment in Asia
- 20267 : An observational study for the halogenated greenhouse gas inventory in East Asia
- 20307 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
Fiscal Year: 2007
- 10453 : An observational study for the halogenated greenhouse gas inventory in East Asia
- 10574 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
- 10586 : Development of Evaluation Methods of Atmospheric Environment in Asia
Fiscal Year: 2006
- 10175 : An observational study for the halogenated greenhouse gas inventory in East Asia
- 10307 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
- 10319 : Development of Evaluation Methods of Atmospheric Environment in Asia
Fiscal Year: 2005
- 9668 : An observational study for the halogenated greenhouse gas inventory in East Asia

View all

Research Result (Publication)

all
Original Paper
Other Publications

Original Paper
Surface ocean CO2 concentration and air-sea flux estimate by machine learning with modelled variable trends

Presenter : Zeng J., Iida Y., Matsunaga T., Shirai T.
Title : , Frontiers in Marine Science, 9:1-14 (2022)
Original Paper
Global terrestrial carbon fluxes of 1999-2019 estimated by upscaling eddy covariance data with a random forest

Presenter : Zeng J., Matsunaga T., Tan Z.H., Saigusa N., Shirai T., Tang Y., Peng S., Fukuda Y.
Title : , Nature Scientific Data, 7(313):1-11 (2020)
Original Paper
Estimation of CH4 emissions from the East Siberian Arctic Shelf based on atmospheric observations aboard the R/V Mirai during fall cruises from 2012 to 2017

Presenter : Tohjima Y., Zeng J., Shirai T., Niwa Y., Ishidoya S., Taketani F., Sasano D., Kosugi N., Kameyama S., Takashima H., Nara H., Morimoto S.
Title : , Polar Science (2020)
Original Paper
Generalization of Parameter Selection of SVM and LS-SVM for Regression

Presenter : Zeng J., Tan, Tan Z.H., Matsunaga T., Shirai T.
Title : , Machine Learning & Knowledge Extraction, 1:745-755 (2019)
Original Paper
A decadal inversion of CO2 using the Global Eulerian-Lagrangian Coupled Atmospheric model (GELCA): sensitivity to the ground-based observation network

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T., Valsala V., Gomez-Pelaez A.J., Langenfelds R., Maksyutov S.
Title : , Tellus B: Chemical and Physical Meteorology, 69:1291158 (2017)
Original Paper
Technical note: Evaluation of three machine learning models for surface ocean CO2 mapping

Presenter : Zeng J., Matsunaga T., Saigusa N., Shirai T., Nakaoka S., Tan Z.H.
Title : , Ocean Science, 13(2):303-313 (2017)
Original Paper
Top-down assessment of the Asian carbon budget since the mid 1990s

Presenter : Thompson R.L., Patra P. K., Chevallier F., Maksyutov S., Law R. M., Ziehn T., van der Laan-Luijkx I. T., Peters W., Ganshin A., Zhuravlev R., Maki T., Nakamura T., Shirai T., Ishizawa M., Saeki T., Machida T., Poulter B., Canadell J. G., Ciais P.
Title : , Nature Communications, 7(10724): (2016)
Original Paper
Large XCH4 anomaly in summer 2013 over northeast Asia observed by GOSAT

Presenter : Yoshida Y., Ishizawa M., Uchino O., Morino I., Inoue M., Mabuchi K., Shirai T., Tohjima Y., Maksyutov S., Ohyama H., Kawakami S., Takizawa A., Belikov D.
Title : , Atmospheric Chemistry and Physics, 16:9149-9161 (2016)
Original Paper
Inter-annual variability of summertime CO2 exchange in Northern Eurasia inferred from GOSAT XCO2

Presenter : Ishizawa M., Mabuchi K., Shirai T., Inoue M., Morino I., Uchino O., Yoshida Y., Belikov D., Maksyutov S.
Title : , Environmental Research Letters, 11(105001): (2016)
Original Paper
Technical note: Evaluation of three machine learning models for surface ocean CO2 mapping

Presenter : Zeng J., Matsunaga T., Saigusa N., Shirai T., Nakaoka S., Hong Z.
Title : , Ocean Science Discussions (2016)
Original Paper
Surface ocean CO2 in 1990-2011 modelled using a feed-forward neural network

Presenter : Zeng J., Nojiri Y., Nakaoka S., Nakajima H., Shirai T.
Title : , Geoscience Data Journal, 2:47-51 (2015)
Original Paper
Large XCH4 anomaly in summer 2013 over Northeast Asia observed by GOSAT

Presenter : Ishizawa M., Uchino O., Morino I., Inoue M., Yoshida Y., Mabuchi K., Shirai T., Tohjima Y., Maksyutov S., Ohyama H., Kawakami S., Takizawa A.
Title : , Atmospheric Chemistry and Physics Discussions, 15(17):24995-25020 (2015)
Other Publications
A Global Environmental Database Project at the National Institute for Environmental Studies and its Contribution to DIAS/GRENE

Presenter : Nakajima H., Shirai T., Saigusa N., Nojiri Y., Machida T., Mukai H.
Title : , International Forum on Polar Data Activities in Global Data Systems, 84-86 (2013)
Original Paper
Relative contribution of transport/surface flux to the seasonal vertical synoptic CO2 variability in the troposphere over Narita

Presenter : Shirai T., Machida T., Matsueda H.,, Sawa Y., Niwa Y., Maksyutov S., Higuchi K.
Title : , Tellus B, 64:19138 (2012)
Original Paper
HCFC-22 flux estimates over East Asia by inverse modeling from hourly observations at Hateruma monitoring station

Presenter : Shirai T., Yokouchi Y., Sugata S., Maksyutov S.
Title : , J.Geophys.Res., 115:D15303 (2010)
Original Paper
Comparison of air pollutant emissions among mega-cities

Presenter : Parrish D.D., Kuster W.C., Shao M., Yokouchi Y., Kondo Y., Goldan P.D., deGouw J.A., Koike M., Shirai T.
Title : , Atmos.Environ., 43(40):6435-6441 (2009)
Original Paper
Mechanisms that inflience the formation of high-ozone regions in the boundary layer downwind of the Asian continent in winter and spring

Presenter : Kondo Y., Hudman R.C., Nakamura K., Koike M., Chen G., Miyazaki Y., Takegawa N., Blake D.R., Shirai T.
Title : , J.Geophys.Res., 113:D15304 (2008)
Original Paper
Measurements of reactive nitrogen produced by tropical thunderstorms during BIBLE-C

Presenter : Koike M., Kondo Y., Kita K., Takegawa N., Nishi N., Kashihara T., Kawakami S., Kudoh S., Blake D., SHIRAI T., Liley B., Ko M., Miyazaki Y., Kawasaki Z., Ogawa T.
Title : , J.Geophys.Res., 112:D18304 (2007)
Original Paper
Evolution of mixing state of black carbon particles: Aircraft measurements over the western Pacific in March 2004

Presenter : Moteki N., Kondo Y., Miyazaki Y., Takegawa N., Komazaki Y., Kurata G., SHIRAI T., Blake D.R., Miyakawa T., Koike M
Title : , Geophys.Res.Lett., 34:L11803 (2007)
Seasonal variations of atmospheric C2-C7 nonmethane hydrocarbons in Tokyo

Presenter : Shirai T., Yokouchi Y., Blake D.R.(*1), Kita K.(*2), Izumi K.(*3), Koike M.(*4), Komazaki Y.(*5)(*6), Miyazaki Y.(*5), Fukuda M.(*5), Konso Y.(*5)
Title : , J.Geophys.Res., 112:D24305 (2007)
In situ monitoring study of HFCs,PFCs,SF6,CFCs,and HCFCs at a remote station in East Asia

Presenter : Yokouchi Y., Mukai H., Saito T., Shirai T., Taguchi S.(*1)
Title : , NON-CO2 Greenhouse Gases: Science,Control,Policy and Implementation(Proc.4th Intl.Symp.NCGG)(CD-ROM)(Amstel A.van ed.,Millpress Science Publishers,768p.) (2005)
Black carbon in aerosol during BIBLE B

Presenter : Liley J.Ben(*1), Baumgardner D.(*2), Kondo Y.(*3), Kita K.(*3), Blake D.R.(*4), Koike M.(*3), Machida T., Takegawa N.(*3), Kawakami S.(*5), Shirai T.(*5)
Title : , J.Geophys.Res., 108(D3):BIB3-1-BIB3-8 (2003)
Emission estimates of selected volatile organic compounds from tropical savanna burning in northern Australia

Presenter : Shirai T., Shirai T.(*1), Blake D.R.(*2), Meinardi S.(*2), Rowland F.S.(*2), Russell-Smith J.(*3), Edwards A.(*3), Kondo Y.(*4), Koike M.(*4), Kita K.(*4), Machida T.
Title : , J.Geophys.Res., 108(D3):BIB10-1-BIB10-14 (2003)

View all

Surface ocean CO2 concentration and air-sea flux estimate by machine learning with modelled variable trends

Presenter : Zeng J., Iida Y., Matsunaga T., Shirai T.
Title : , Frontiers in Marine Science, 9:1-14 (2022)
Global terrestrial carbon fluxes of 1999-2019 estimated by upscaling eddy covariance data with a random forest

Presenter : Zeng J., Matsunaga T., Tan Z.H., Saigusa N., Shirai T., Tang Y., Peng S., Fukuda Y.
Title : , Nature Scientific Data, 7(313):1-11 (2020)
Estimation of CH4 emissions from the East Siberian Arctic Shelf based on atmospheric observations aboard the R/V Mirai during fall cruises from 2012 to 2017

Presenter : Tohjima Y., Zeng J., Shirai T., Niwa Y., Ishidoya S., Taketani F., Sasano D., Kosugi N., Kameyama S., Takashima H., Nara H., Morimoto S.
Title : , Polar Science (2020)
Generalization of Parameter Selection of SVM and LS-SVM for Regression

Presenter : Zeng J., Tan, Tan Z.H., Matsunaga T., Shirai T.
Title : , Machine Learning & Knowledge Extraction, 1:745-755 (2019)
A decadal inversion of CO2 using the Global Eulerian-Lagrangian Coupled Atmospheric model (GELCA): sensitivity to the ground-based observation network

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T., Valsala V., Gomez-Pelaez A.J., Langenfelds R., Maksyutov S.
Title : , Tellus B: Chemical and Physical Meteorology, 69:1291158 (2017)
Technical note: Evaluation of three machine learning models for surface ocean CO2 mapping

Presenter : Zeng J., Matsunaga T., Saigusa N., Shirai T., Nakaoka S., Tan Z.H.
Title : , Ocean Science, 13(2):303-313 (2017)
Top-down assessment of the Asian carbon budget since the mid 1990s

Presenter : Thompson R.L., Patra P. K., Chevallier F., Maksyutov S., Law R. M., Ziehn T., van der Laan-Luijkx I. T., Peters W., Ganshin A., Zhuravlev R., Maki T., Nakamura T., Shirai T., Ishizawa M., Saeki T., Machida T., Poulter B., Canadell J. G., Ciais P.
Title : , Nature Communications, 7(10724): (2016)
Large XCH4 anomaly in summer 2013 over northeast Asia observed by GOSAT

Presenter : Yoshida Y., Ishizawa M., Uchino O., Morino I., Inoue M., Mabuchi K., Shirai T., Tohjima Y., Maksyutov S., Ohyama H., Kawakami S., Takizawa A., Belikov D.
Title : , Atmospheric Chemistry and Physics, 16:9149-9161 (2016)
Inter-annual variability of summertime CO2 exchange in Northern Eurasia inferred from GOSAT XCO2

Presenter : Ishizawa M., Mabuchi K., Shirai T., Inoue M., Morino I., Uchino O., Yoshida Y., Belikov D., Maksyutov S.
Title : , Environmental Research Letters, 11(105001): (2016)
Technical note: Evaluation of three machine learning models for surface ocean CO2 mapping

Presenter : Zeng J., Matsunaga T., Saigusa N., Shirai T., Nakaoka S., Hong Z.
Title : , Ocean Science Discussions (2016)
Surface ocean CO2 in 1990-2011 modelled using a feed-forward neural network

Presenter : Zeng J., Nojiri Y., Nakaoka S., Nakajima H., Shirai T.
Title : , Geoscience Data Journal, 2:47-51 (2015)
Large XCH4 anomaly in summer 2013 over Northeast Asia observed by GOSAT

Presenter : Ishizawa M., Uchino O., Morino I., Inoue M., Yoshida Y., Mabuchi K., Shirai T., Tohjima Y., Maksyutov S., Ohyama H., Kawakami S., Takizawa A.
Title : , Atmospheric Chemistry and Physics Discussions, 15(17):24995-25020 (2015)
Relative contribution of transport/surface flux to the seasonal vertical synoptic CO2 variability in the troposphere over Narita

Presenter : Shirai T., Machida T., Matsueda H.,, Sawa Y., Niwa Y., Maksyutov S., Higuchi K.
Title : , Tellus B, 64:19138 (2012)
HCFC-22 flux estimates over East Asia by inverse modeling from hourly observations at Hateruma monitoring station

Presenter : Shirai T., Yokouchi Y., Sugata S., Maksyutov S.
Title : , J.Geophys.Res., 115:D15303 (2010)
Comparison of air pollutant emissions among mega-cities

Presenter : Parrish D.D., Kuster W.C., Shao M., Yokouchi Y., Kondo Y., Goldan P.D., deGouw J.A., Koike M., Shirai T.
Title : , Atmos.Environ., 43(40):6435-6441 (2009)
Mechanisms that inflience the formation of high-ozone regions in the boundary layer downwind of the Asian continent in winter and spring

Presenter : Kondo Y., Hudman R.C., Nakamura K., Koike M., Chen G., Miyazaki Y., Takegawa N., Blake D.R., Shirai T.
Title : , J.Geophys.Res., 113:D15304 (2008)
Measurements of reactive nitrogen produced by tropical thunderstorms during BIBLE-C

Presenter : Koike M., Kondo Y., Kita K., Takegawa N., Nishi N., Kashihara T., Kawakami S., Kudoh S., Blake D., SHIRAI T., Liley B., Ko M., Miyazaki Y., Kawasaki Z., Ogawa T.
Title : , J.Geophys.Res., 112:D18304 (2007)
Evolution of mixing state of black carbon particles: Aircraft measurements over the western Pacific in March 2004

Presenter : Moteki N., Kondo Y., Miyazaki Y., Takegawa N., Komazaki Y., Kurata G., SHIRAI T., Blake D.R., Miyakawa T., Koike M
Title : , Geophys.Res.Lett., 34:L11803 (2007)

View all

A Global Environmental Database Project at the National Institute for Environmental Studies and its Contribution to DIAS/GRENE

Presenter : Nakajima H., Shirai T., Saigusa N., Nojiri Y., Machida T., Mukai H.
Title : , International Forum on Polar Data Activities in Global Data Systems, 84-86 (2013)

View all

Research Result (Presentation)

all
Research Presentation

Research Presentation
Concept of NIES Environmental Research Hub: A Data Infrastructure to support/promote Environmental Research

Presenter : Shirai T., Yashiro H., Murakami I., Fujita A., Fukuda Y.
Name of Society : International Symposium on Data Science (DSWS-2023) (2023)
Name of Proceedings : Abstracts, 37
Research Presentation
Renewal of Global Environmental Database (GED) in the runup to the release of a research data management system

Presenter : Fukuda Y., Shirai T., Wada C., Zeng J., Tsukada Y.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Research Presentation
Long term trend of summertime CO2 uptake by land biosphere in Northern Eurasia

Presenter : Shirai T., Ishizawa M., Sasakawa M., Ito A., Machida T., Maksyutov S.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Research Presentation
Increasing trend of summertime CO2 uptake by land biosphere in Northern Eurasia for 2002-2017

Presenter : Shirai T., Ishizawa M., Sasakawa M., Ito A., Machida T., Maksyutov S.
Name of Society : The 27th Symposium on Atmospheric Chemistry (2022)
Name of Proceedings : Book of Abstracts, O1-05
Research Presentation
Global carbon budget: What are implied by observations/simulations of Carbon Cycle?

Presenter : Shirai T., Jittrapirom P.
Name of Society : 7th International Forum on Sustainable Future in Asia/7th NIES International Forum (2022)
Name of Proceedings : Abstracts, 44
Research Presentation
Activities towards Open Data and Research Data Management at NIES/CGER

Presenter : Fukuda Y., Shirai T.
Name of Society : International Symposium on Data Science 2020 (2020)
Name of Proceedings : -
Research Presentation
Activities toward research data management at NIES/CGER

Presenter : Fukuda Y., Wada C., Tsukada Y., Zeng J., Shirai T.
Name of Society : JpGU - AGU Joint Meeting 2020 (2020)
Name of Proceedings : -
Research Presentation
Top-down estimation of surface terrestrial CO2 flux in Northern Eurasia

Presenter : Shirai T., Misa I., Sasakawa M., Ito A., Machida T., Maksyutov S.
Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
Name of Proceedings : -
Research Presentation
Recent stagnation of CH4 emission growth from East Asia based on the analysis of synoptic variations of atmospheric CH4 and CO2 observed at Hateruma Island

Presenter : Tohjima Y., Zeng J., Ito A., Naveen C., Niwa Y., Mukai H., Shirai T., Sasakawa M., Patra P. K., Machida T.
Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
Name of Proceedings : -, AAS07-P02
Research Presentation
Analysis of Atmospheric Potential Oxygen (APO) in the Pacific region to evaluate the seasonal air-sea gas exchange

Presenter : Tohjima Y., Mukai H., Machida T., Nakaoka S., Ishizawa M., Shirai T.
Name of Society : Ocean Science Meeting 2020 (2020)
Name of Proceedings : -
Research Presentation
Rapid increase in N2O emissions from continental East Asia estimated from the atmospheric observation at Hateruma Island

Presenter : Tohjima Y., Zeng J., Shirai T., Ishijima Kentaro, Ito A., Katsumata K., Machida T.
Name of Society : 2018 joint 14th Quadrennial iCACGP Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Research Presentation
Informational website for observation networks of greenhouse gases and related materials in the Asia-Pacific region

Presenter : Fukuda Y., Shirai T., Saigusa N.
Name of Society : ICSU-WDS Asia-Oceania Conference 2017 (2017)
Name of Proceedings : -
Research Presentation
TOWARDS OPEN SCIENCE IN ENVIRONMENTAL RESEARCH

Presenter : Shirai T., Owashi M., Fukuda Y., Zeng J., Saigusa N.
Name of Society : WDS Asia-Oceania Conference 2017 (2017)
Name of Proceedings : Abstracts, 55
Research Presentation
GOSAT and GOSAT-2 : Data Products, Science Achievements, and Future

Presenter : Matsunaga T., Maksyutov S., Morino I., Yoshida Y., Saito M., Noda H., Takagi H., Mabuchi K., Ishizawa M., Shirai T., Shi Y., Janardanan R., Yokota T., Ajiro M., Kamei A., Kawazoe F., Uchino O., Imasu R.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : -
Research Presentation
Research Data Management towards Open Science: An attempt at NIES

Presenter : Shirai T., Owashi M., Maita E., Saigusa N.
Name of Society : JpGU-AGU Joint Meeting 2017 (2017)
Name of Proceedings : -
Research Presentation
Current activities towards data sharing at Center for Global Environmental Research, National Institute for Environmental Studies (CGER/NIES)

Presenter : Fukuda Y., Shirai T., Saigusa N.
Name of Society : International Workshop on Sharing, Citation and Publication of Scientific Data across Disciplines (2017)
Name of Proceedings : Abstracts, 19-20
Research Presentation
Machine learning in surface ocean CO2 mapping

Presenter : Zeng J., Saigusa N., Matsunaga T., Shirai T.
Name of Society : International Environmental Modelling and Software Society (2016)
Name of Proceedings : 8th International Congress on Environmental Modelling and Software, 3:581
Research Presentation
Analysis on Uncertainties in Regional CO2 inversions from GOSAT XCO2 Retrievals

Presenter : Ishizawa M., Shirai T., Maksyutov S., Inoue Makoto, Morino I., Nakatsuru T., Yoshida Y., Uchino O., Mabuchi K.
Name of Society : The 12th International Workshop on Greenhouse Gas Measurements from Space (2016)
Name of Proceedings : Abstracts, 105
Research Presentation
A decadal estimate of global carbon dioxide flux distribution by the inverse modeling using a global Eulerian-Lagrangian coupled atmospheric model

Presenter : Shirai T.
Name of Society : 2016 Japanese−American Kavli Frontiers of Science Symposium (2016)
Name of Proceedings : Agenda Book, 95
Research Presentation
Analysis of uncertainties in GOSAT-inferred regional CO2 fluxes

Presenter : Ishizawa M., Shirai T., Maksyutov S., Yoshida Y., Morino I., Inoue M., Nakatsuru T., Uchino O., Mabuchi K.
Name of Society : 2016 AGU Fall Meeting (2016)
Name of Proceedings : Abstracts
Research Presentation
Contribution of the GOSAT observations to understanding the natural and anthropogenic fluxes of carbon dioxide and methane in 2009-2012.

Presenter : Maksyutov S., Takagi H., Kim H., Janardanan R., Mabuchi K., Ishizawa M., Shirai T., T. Oda, Saito M., Ito A., Belikov D., Valsala V., Kaiser J., Morino I., Yoshida Y., Yokota T.
Name of Society : 3rd Carbon from Space Workshop (2016)
Name of Proceedings : -
Research Presentation
Extremely high XCH4 in summer 2013 over North-East Asia observed by GOSAT

Presenter : Ishizawa M., Uchino O., Morino I., Inoue M., Yoshida Y., Mabuchi K., Shirai T., Tohjima Y., Maksyutov S., Ohyama H., Kawakami S.
Name of Society : The 11th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS-11) (2015)
Name of Proceedings : Abstracts, 43-43
Research Presentation
Inter-annual variability in CO2 exchange in Northern Eurasia inferred from GOSAT-XCO2

Presenter : Ishizawa M., Mabuchi K., Shirai T., Inoue M., Morino I., Yoshida Y., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T., Valsala V., Uchino O., Yokota T., Maksyutov S.
Name of Society : European Geosciences Union General Assembly 2015 (2015)
Name of Proceedings : Geophysical Research Abstracts, 17
Research Presentation
Carbon Flux Estimation in Southeast Asia using a Eulerian-Lagrangian Coupled Inversion System and Observational Data from Multiple Platforms

Presenter : Ishizawa M., Shirai T., Terao Y., Mukai H., Nomura S., Mohamad M., Jahaya M., Inoue M., Morino I., Yoshida Y., Uchino O., Zhuravlev R., Ganshin A., Maksyutov S.
Name of Society : 2015 AGU Fall Meeting (2015)
Name of Proceedings : Abstracts
Research Presentation
Top-Down Assessment of the Asian Carbon Budget Since the Mid 1990s

Presenter : Canadell J., Thompson R., Patra P., Chevallier F., Maksyutov S., Law R., Ziehn T., van der Laan - Luijkx I., Peters W., Ganshin A., Zhuravlev R., Maki T., Nakamura T., Shirai T., Ishizawa M., Saeki T., Poulter B., Ciais P.
Name of Society : 2015 AGU Fall Meeting (2015)
Name of Proceedings : Abstracts
Research Presentation
Impact of Observational Data Selection to CO2 Fluxes Estimated by the Inverse Modeling by a Global Eulerian-lagrangian Coupled Atmospheric Model

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T., Valsala V., Maksyutov S.
Name of Society : AOGS 2014 (2014)
Name of Proceedings : Abstracts
Research Presentation
Recent developments in inverse modeling of CO2 and CH4 fluxes using GOSAT observations in NIES

Presenter : Maksyutov S., Takagi H., Kim H., Ishizawa M., Shirai T., Belikov D., Saito M., Oda T., Zhuravlev R., Ganshin A., Valsala V., Yoshida Y., Yokota T.
Name of Society : Transcom 2014 (2014)
Name of Proceedings : -
Research Presentation
Impact of Retrieval Biases of GOSAT XCO2 on the Surface CO2 Flux Estimates

Presenter : Ishizawa M., Shirai T., Inoue M., Morino I., Yoshida Y., Zhuravlev R., Ganshin A., Takagi H., Belikov D., Saito M., Oda T., Valsala V., Uchino O., Yokota T., Maksyutov S.
Name of Society : 10th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS-10) (2014)
Name of Proceedings : Programme & Abstract Book, 44
Research Presentation
Inverse modeling of the regional CO2 fluxes for GOSAT CO2 Level 4 product

Presenter : Maksyutov S., Takagi H., Saeki T., Ishizawa M., Belikov D., Shirai T., Saito M., Oda T., Yoshida Y., Yokota T.
Name of Society : 9th International Carbon Dioxide Conference (2013)
Name of Proceedings : Abstracts
Research Presentation
A decadal inversion of carbon dioxide using the Global Eulerian-Lagrangian Coupled Atmospheric model(GELCA)

Presenter : Ishizawa M., Shirai T., Zhuravlev R., Ganshin A., Saeki T., Belikov D., Oda T., Saito M., Valsala V., Maksyutov S.
Name of Society : 9th International Carbon Dioxide Conference (2013)
Name of Proceedings : Abstracts
Research Presentation
A decadal inversion of carbon dioxide using the Global Eulerian-Lagrangian Coupled Atmospheric model(GELCA)

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Saeki T., Belikov D., ODA T, Saito M, Valsala V, Maksyutov S.
Name of Society : Japan Geoscience Union Meeting 2013 (2013)
Name of Proceedings : -
Research Presentation
Inverse modeling of the regional CO2 fluxes with GOSAT XCO2 observations

Presenter : Maksyutov S., Takagi H., Saeki T., Ishizawa M., Shirai T., Belikov D., Saito M., Oda T., Yoshida Y., Yokota T.
Name of Society : 9th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS9) (2013)
Name of Proceedings : Abstract Collection, 28
Research Presentation
A decadal inversion of carbon dioxide using the Global Eulerian-Lagrangian Coupled Atmospheric model (GELCA)

Presenter : , SHIRAI Tomoko, , , SAITO Makoto,
Name of Society : Meteorological Society of Japan annual scientific meeting Spring 2013 (2013)
Name of Proceedings : Preprints of the Meteorological Society of Japan annual scientific meeting Spring 2013, 392
Research Presentation
Application of bias corrections to NIES GOSAT XCO2 for estimating surface CO2 fluxes, 2009-2011

Presenter : Ishizawa M., Shirai T., Inoue M., Morino I., Yoshida Y., Takagi H., Belikov D., Saito M., Yokota T., Maksyutov S.
Name of Society : AGU Fall Meeting 2013 (2013)
Name of Proceedings : Abstracts
Research Presentation
Inverse modeling of global atmospheric carbon dioxide by Global Eulerian-Lagrangian Coupled Atmospheric Model (GELCA)

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T, Valsala V, Dlugokencky E.J., Tans.P.P, Maksyutov S.
Name of Society : AGU Fall Meeting 2013 (2013)
Name of Proceedings : Abstracts
Research Presentation
A Database Project at the Center for Global Environmental Research in National Institute for Environmental Studies

Presenter : Nakajima H., Shirai T., Zeng J., Maita E.
Name of Society : The First ICSU World Data System Conference (2011)
Name of Proceedings : Abstracts and Guide to the WDS, 106
Research Presentation
Observed and simulated short timescale variability of CO$_{2}$ over Narita Airport

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Niwa Y., Higuchi K.
Name of Society : EGU General Assembly 2011 (2011)
Name of Proceedings : Geophysical Research Abstracts
Research Presentation
Synoptic scale variability of CO2 over Narita: analysis using the regular and frequent observation by commercial aircraft measurement program CONTRAIL

Presenter : Shirai T., Machida T., Matsueda H., Sawa Y.
Name of Society : The 6th Atmospheric Limb Conference (2011)
Name of Proceedings : Abstracts of The 6th Atmospheric Limb Conference, 18
Research Presentation
Correlation between simulation and observation on the synoptic scale CO2 variation over Narita in 2007

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Higuchi K.
Name of Society : Jpn.Geosci.Union Meet.2010 (2010)
Name of Proceedings : Abstracts, AAS001-P15
Research Presentation
Observed and simulated short timescale variability of CO2 over Narita in 2007

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Niwa Y., Higuchi K.
Name of Society : 日本気象学会2010年度秋季大会 (2010)
Name of Proceedings : 同発表要旨集, 504
Research Presentation
Observed and simulated short timescale variability of CO2 over Narita in 2007

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Niwa Y., Higuchi K.
Name of Society : 第16回大気化学討論会 (2010)
Name of Proceedings : 同講演要旨集, 11
Research Presentation
Relative contribution of transport/flux to the seasonal vertical CO2 variability over Narita in 2007

Presenter : Shirai T., Machida T., Matsueda H., Sawa Y., Maksyutov S., Higuchi K.
Name of Society : 第15回大気化学討論会 (2009)
Name of Proceedings : 同講演要旨集, 62
Research Presentation
Analysing atomospheric CO2/CH4 variability to derive error covariance matirixes for retrievals

Presenter : Maksyutov S., Eguchi N., Nakatsuka Y., Saito R., Belikov D., Tomoko S., Patra P.K.
Name of Society : 5th Int.Working Group Greenhouse Gas Meas.Space(IWGGMS) (2008)
Name of Proceedings : なし
Research Presentation
Asian chemical outflow to the Pacific in late spring observed during the PEACE-B aircraft mission

Presenter : Oshima N., Koike M., Nakamura H., Kondo Y., Takegawa N., Miyazaki Y., D.R.Blake, Shirai T., Kita K., G.Chen
Name of Society : Eur.Geosci.Union Gen.Assembl.2005 (2005)
Name of Proceedings : Geophys.Res.Abstr., 7(2969)
Research Presentation
Seasonal variation of the source contribution of atmospheric C2-C7 NMHCs(non-methanehydrocarbons) in central Tokyo

Presenter : Shirai T., Yokouchi Y., Kita K.(*1), Izumi K.(*2), Koike M.(*3), Fukuda M.(*3), Komazaki Y.(*3), Kondo Y.(*3), IMPACT Science Team
Name of Society : AGU 2005 Fall Meet.(Poster Session) (2005)
Name of Proceedings : Abstracts, 86(52)

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Increasing trend of summertime CO2 uptake by land biosphere in Northern Eurasia for 2002-2017

Presenter : Shirai T., Ishizawa M., Sasakawa M., Ito A., Machida T., Maksyutov S.
Name of Society : The 27th Symposium on Atmospheric Chemistry (2022)
Name of Proceedings : Book of Abstracts, O1-05
Global carbon budget: What are implied by observations/simulations of Carbon Cycle?

Presenter : Shirai T., Jittrapirom P.
Name of Society : 7th International Forum on Sustainable Future in Asia/7th NIES International Forum (2022)
Name of Proceedings : Abstracts, 44
Activities towards Open Data and Research Data Management at NIES/CGER

Presenter : Fukuda Y., Shirai T.
Name of Society : International Symposium on Data Science 2020 (2020)
Name of Proceedings : -
Top-down estimation of surface terrestrial CO2 flux in Northern Eurasia

Presenter : Shirai T., Misa I., Sasakawa M., Ito A., Machida T., Maksyutov S.
Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
Name of Proceedings : -
TOWARDS OPEN SCIENCE IN ENVIRONMENTAL RESEARCH

Presenter : Shirai T., Owashi M., Fukuda Y., Zeng J., Saigusa N.
Name of Society : WDS Asia-Oceania Conference 2017 (2017)
Name of Proceedings : Abstracts, 55
Machine learning in surface ocean CO2 mapping

Presenter : Zeng J., Saigusa N., Matsunaga T., Shirai T.
Name of Society : International Environmental Modelling and Software Society (2016)
Name of Proceedings : 8th International Congress on Environmental Modelling and Software, 3:581
Inter-annual variability in CO2 exchange in Northern Eurasia inferred from GOSAT-XCO2

Presenter : Ishizawa M., Mabuchi K., Shirai T., Inoue M., Morino I., Yoshida Y., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T., Valsala V., Uchino O., Yokota T., Maksyutov S.
Name of Society : European Geosciences Union General Assembly 2015 (2015)
Name of Proceedings : Geophysical Research Abstracts, 17
Impact of Observational Data Selection to CO2 Fluxes Estimated by the Inverse Modeling by a Global Eulerian-lagrangian Coupled Atmospheric Model

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T., Valsala V., Maksyutov S.
Name of Society : AOGS 2014 (2014)
Name of Proceedings : Abstracts
Recent developments in inverse modeling of CO2 and CH4 fluxes using GOSAT observations in NIES

Presenter : Maksyutov S., Takagi H., Kim H., Ishizawa M., Shirai T., Belikov D., Saito M., Oda T., Zhuravlev R., Ganshin A., Valsala V., Yoshida Y., Yokota T.
Name of Society : Transcom 2014 (2014)
Name of Proceedings : -
Impact of Retrieval Biases of GOSAT XCO2 on the Surface CO2 Flux Estimates

Presenter : Ishizawa M., Shirai T., Inoue M., Morino I., Yoshida Y., Zhuravlev R., Ganshin A., Takagi H., Belikov D., Saito M., Oda T., Valsala V., Uchino O., Yokota T., Maksyutov S.
Name of Society : 10th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS-10) (2014)
Name of Proceedings : Programme & Abstract Book, 44
Inverse modeling of the regional CO2 fluxes for GOSAT CO2 Level 4 product

Presenter : Maksyutov S., Takagi H., Saeki T., Ishizawa M., Belikov D., Shirai T., Saito M., Oda T., Yoshida Y., Yokota T.
Name of Society : 9th International Carbon Dioxide Conference (2013)
Name of Proceedings : Abstracts
Inverse modeling of the regional CO2 fluxes with GOSAT XCO2 observations

Presenter : Maksyutov S., Takagi H., Saeki T., Ishizawa M., Shirai T., Belikov D., Saito M., Oda T., Yoshida Y., Yokota T.
Name of Society : 9th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS9) (2013)
Name of Proceedings : Abstract Collection, 28
Application of bias corrections to NIES GOSAT XCO2 for estimating surface CO2 fluxes, 2009-2011

Presenter : Ishizawa M., Shirai T., Inoue M., Morino I., Yoshida Y., Takagi H., Belikov D., Saito M., Yokota T., Maksyutov S.
Name of Society : AGU Fall Meeting 2013 (2013)
Name of Proceedings : Abstracts
Synoptic scale variability of CO2 over Narita: analysis using the regular and frequent observation by commercial aircraft measurement program CONTRAIL

Presenter : Shirai T., Machida T., Matsueda H., Sawa Y.
Name of Society : The 6th Atmospheric Limb Conference (2011)
Name of Proceedings : Abstracts of The 6th Atmospheric Limb Conference, 18
Observed and simulated short timescale variability of CO2 over Narita in 2007

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Niwa Y., Higuchi K.
Name of Society : 第16回大気化学討論会 (2010)
Name of Proceedings : 同講演要旨集, 11
Analysing atomospheric CO2/CH4 variability to derive error covariance matirixes for retrievals

Presenter : Maksyutov S., Eguchi N., Nakatsuka Y., Saito R., Belikov D., Tomoko S., Patra P.K.
Name of Society : 5th Int.Working Group Greenhouse Gas Meas.Space(IWGGMS) (2008)
Name of Proceedings : なし
Asian chemical outflow to the Pacific in late spring observed during the PEACE-B aircraft mission

Presenter : Oshima N., Koike M., Nakamura H., Kondo Y., Takegawa N., Miyazaki Y., D.R.Blake, Shirai T., Kita K., G.Chen
Name of Society : Eur.Geosci.Union Gen.Assembl.2005 (2005)
Name of Proceedings : Geophys.Res.Abstr., 7(2969)
Seasonal variation of the source contribution of atmospheric C2-C7 NMHCs(non-methanehydrocarbons) in central Tokyo

Presenter : Shirai T., Yokouchi Y., Kita K.(*1), Izumi K.(*2), Koike M.(*3), Fukuda M.(*3), Komazaki Y.(*3), Kondo Y.(*3), IMPACT Science Team
Name of Society : AGU 2005 Fall Meet.(Poster Session) (2005)
Name of Proceedings : Abstracts, 86(52)
Concept of NIES Environmental Research Hub: A Data Infrastructure to support/promote Environmental Research

Presenter : Shirai T., Yashiro H., Murakami I., Fujita A., Fukuda Y.
Name of Society : International Symposium on Data Science (DSWS-2023) (2023)
Name of Proceedings : Abstracts, 37
Renewal of Global Environmental Database (GED) in the runup to the release of a research data management system

Presenter : Fukuda Y., Shirai T., Wada C., Zeng J., Tsukada Y.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Long term trend of summertime CO2 uptake by land biosphere in Northern Eurasia

Presenter : Shirai T., Ishizawa M., Sasakawa M., Ito A., Machida T., Maksyutov S.
Name of Society : Japan Geoscience Union Meeting 2022 (2022)
Name of Proceedings : -
Activities toward research data management at NIES/CGER

Presenter : Fukuda Y., Wada C., Tsukada Y., Zeng J., Shirai T.
Name of Society : JpGU - AGU Joint Meeting 2020 (2020)
Name of Proceedings : -
Recent stagnation of CH4 emission growth from East Asia based on the analysis of synoptic variations of atmospheric CH4 and CO2 observed at Hateruma Island

Presenter : Tohjima Y., Zeng J., Ito A., Naveen C., Niwa Y., Mukai H., Shirai T., Sasakawa M., Patra P. K., Machida T.
Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
Name of Proceedings : -, AAS07-P02
Analysis of Atmospheric Potential Oxygen (APO) in the Pacific region to evaluate the seasonal air-sea gas exchange

Presenter : Tohjima Y., Mukai H., Machida T., Nakaoka S., Ishizawa M., Shirai T.
Name of Society : Ocean Science Meeting 2020 (2020)
Name of Proceedings : -
Rapid increase in N2O emissions from continental East Asia estimated from the atmospheric observation at Hateruma Island

Presenter : Tohjima Y., Zeng J., Shirai T., Ishijima Kentaro, Ito A., Katsumata K., Machida T.
Name of Society : 2018 joint 14th Quadrennial iCACGP Symposium and 15th IGAC Science Conference (2018)
Name of Proceedings : Abstracts
Informational website for observation networks of greenhouse gases and related materials in the Asia-Pacific region

Presenter : Fukuda Y., Shirai T., Saigusa N.
Name of Society : ICSU-WDS Asia-Oceania Conference 2017 (2017)
Name of Proceedings : -
GOSAT and GOSAT-2 : Data Products, Science Achievements, and Future

Presenter : Matsunaga T., Maksyutov S., Morino I., Yoshida Y., Saito M., Noda H., Takagi H., Mabuchi K., Ishizawa M., Shirai T., Shi Y., Janardanan R., Yokota T., Ajiro M., Kamei A., Kawazoe F., Uchino O., Imasu R.
Name of Society : 10th International Carbon Dioxide Conference (2017)
Name of Proceedings : -
Research Data Management towards Open Science: An attempt at NIES

Presenter : Shirai T., Owashi M., Maita E., Saigusa N.
Name of Society : JpGU-AGU Joint Meeting 2017 (2017)
Name of Proceedings : -
Current activities towards data sharing at Center for Global Environmental Research, National Institute for Environmental Studies (CGER/NIES)

Presenter : Fukuda Y., Shirai T., Saigusa N.
Name of Society : International Workshop on Sharing, Citation and Publication of Scientific Data across Disciplines (2017)
Name of Proceedings : Abstracts, 19-20
Analysis on Uncertainties in Regional CO2 inversions from GOSAT XCO2 Retrievals

Presenter : Ishizawa M., Shirai T., Maksyutov S., Inoue Makoto, Morino I., Nakatsuru T., Yoshida Y., Uchino O., Mabuchi K.
Name of Society : The 12th International Workshop on Greenhouse Gas Measurements from Space (2016)
Name of Proceedings : Abstracts, 105
A decadal estimate of global carbon dioxide flux distribution by the inverse modeling using a global Eulerian-Lagrangian coupled atmospheric model

Presenter : Shirai T.
Name of Society : 2016 Japanese−American Kavli Frontiers of Science Symposium (2016)
Name of Proceedings : Agenda Book, 95
Analysis of uncertainties in GOSAT-inferred regional CO2 fluxes

Presenter : Ishizawa M., Shirai T., Maksyutov S., Yoshida Y., Morino I., Inoue M., Nakatsuru T., Uchino O., Mabuchi K.
Name of Society : 2016 AGU Fall Meeting (2016)
Name of Proceedings : Abstracts
Contribution of the GOSAT observations to understanding the natural and anthropogenic fluxes of carbon dioxide and methane in 2009-2012.

Presenter : Maksyutov S., Takagi H., Kim H., Janardanan R., Mabuchi K., Ishizawa M., Shirai T., T. Oda, Saito M., Ito A., Belikov D., Valsala V., Kaiser J., Morino I., Yoshida Y., Yokota T.
Name of Society : 3rd Carbon from Space Workshop (2016)
Name of Proceedings : -
Extremely high XCH4 in summer 2013 over North-East Asia observed by GOSAT

Presenter : Ishizawa M., Uchino O., Morino I., Inoue M., Yoshida Y., Mabuchi K., Shirai T., Tohjima Y., Maksyutov S., Ohyama H., Kawakami S.
Name of Society : The 11th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS-11) (2015)
Name of Proceedings : Abstracts, 43-43
Carbon Flux Estimation in Southeast Asia using a Eulerian-Lagrangian Coupled Inversion System and Observational Data from Multiple Platforms

Presenter : Ishizawa M., Shirai T., Terao Y., Mukai H., Nomura S., Mohamad M., Jahaya M., Inoue M., Morino I., Yoshida Y., Uchino O., Zhuravlev R., Ganshin A., Maksyutov S.
Name of Society : 2015 AGU Fall Meeting (2015)
Name of Proceedings : Abstracts
Top-Down Assessment of the Asian Carbon Budget Since the Mid 1990s

Presenter : Canadell J., Thompson R., Patra P., Chevallier F., Maksyutov S., Law R., Ziehn T., van der Laan - Luijkx I., Peters W., Ganshin A., Zhuravlev R., Maki T., Nakamura T., Shirai T., Ishizawa M., Saeki T., Poulter B., Ciais P.
Name of Society : 2015 AGU Fall Meeting (2015)
Name of Proceedings : Abstracts
A decadal inversion of carbon dioxide using the Global Eulerian-Lagrangian Coupled Atmospheric model(GELCA)

Presenter : Ishizawa M., Shirai T., Zhuravlev R., Ganshin A., Saeki T., Belikov D., Oda T., Saito M., Valsala V., Maksyutov S.
Name of Society : 9th International Carbon Dioxide Conference (2013)
Name of Proceedings : Abstracts
A decadal inversion of carbon dioxide using the Global Eulerian-Lagrangian Coupled Atmospheric model(GELCA)

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Saeki T., Belikov D., ODA T, Saito M, Valsala V, Maksyutov S.
Name of Society : Japan Geoscience Union Meeting 2013 (2013)
Name of Proceedings : -
A decadal inversion of carbon dioxide using the Global Eulerian-Lagrangian Coupled Atmospheric model (GELCA)

Presenter : , SHIRAI Tomoko, , , SAITO Makoto,
Name of Society : Meteorological Society of Japan annual scientific meeting Spring 2013 (2013)
Name of Proceedings : Preprints of the Meteorological Society of Japan annual scientific meeting Spring 2013, 392
Inverse modeling of global atmospheric carbon dioxide by Global Eulerian-Lagrangian Coupled Atmospheric Model (GELCA)

Presenter : Shirai T., Ishizawa M., Zhuravlev R., Ganshin A., Belikov D., Saito M., Oda T, Valsala V, Dlugokencky E.J., Tans.P.P, Maksyutov S.
Name of Society : AGU Fall Meeting 2013 (2013)
Name of Proceedings : Abstracts
A Database Project at the Center for Global Environmental Research in National Institute for Environmental Studies

Presenter : Nakajima H., Shirai T., Zeng J., Maita E.
Name of Society : The First ICSU World Data System Conference (2011)
Name of Proceedings : Abstracts and Guide to the WDS, 106
Observed and simulated short timescale variability of CO$_{2}$ over Narita Airport

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Niwa Y., Higuchi K.
Name of Society : EGU General Assembly 2011 (2011)
Name of Proceedings : Geophysical Research Abstracts
Correlation between simulation and observation on the synoptic scale CO2 variation over Narita in 2007

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Higuchi K.
Name of Society : Jpn.Geosci.Union Meet.2010 (2010)
Name of Proceedings : Abstracts, AAS001-P15
Observed and simulated short timescale variability of CO2 over Narita in 2007

Presenter : Shirai T., Machida T., Maksyutov S., Matsueda H., Sawa Y., Niwa Y., Higuchi K.
Name of Society : 日本気象学会2010年度秋季大会 (2010)
Name of Proceedings : 同発表要旨集, 504
Relative contribution of transport/flux to the seasonal vertical CO2 variability over Narita in 2007

Presenter : Shirai T., Machida T., Matsueda H., Sawa Y., Maksyutov S., Higuchi K.
Name of Society : 第15回大気化学討論会 (2009)
Name of Proceedings : 同講演要旨集, 62

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SHIRAI Tomoko

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