Latest Update:2017/10/05 16:15:50

TAKAHASHI Yoshiyuki

TAKAHASHI Yoshiyuki
Researcher Name
TAKAHASHI Yoshiyuki
Div (Section) name/title
Center for Global Environmental Research(Office for Terrestrial Monitoring)/Senior Researcher
Research Subject
Study on atmosphere-terrestrial biosphere exchange of CO2 and other trace gases
Degree(s)
Doctor of Science
Professional Qualification(s)
Chemistry,Earth Science,Biology
Environmental Speciality Field
global warming,carbon cycle,biogeochemistry
Keyword(s)
isotope analysis,GC analysis,meteorological observation,chemical tracers,technical development,field observation
Brief Description of Research
I make a research into a carbon cycle processes in atmosphere and terrestrial biosphere using chemical tracers (trace gases and isotopes). Technical development of field-observation and lab-analyses are also my important research theme.
Career
1990 Bachelor of Science, Nagoya Univ., Dept. of Sci., School of chemistry
1992 Master of Science, Nagoya Univ., Institute of Hydrospheric-Atmospheric Sciences
2000 Doctor of Science, Nagoya Univ.
Membership of Academic Society
The Geochemical Society of Japan,American Geophysical Union
Research Subject
  • 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
    • 24062 : Terrestrial Monitoring
    • 24063 : Establishment of methods for biological and environmental monitoring of forest ecosystem
    • 24087 : A Comprehensive Study on Response and Feedback of Asian Forest Soil Carbon Flux to Global Warming
    • 24136 : Comprehensive evaluation of CH4 and N2O release from oil palm plantation
    • 24146 : Atmospheric and Oceanic Monitoring
  • 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
    • 23664 : Terrestrial Monitoring
    • 23688 : Establishment of methods for biological and environmental monitoring of forest ecosystem
    • 23714 : Study on an advanced estimation of carbon cycle in terrestrial ecosystems based on sensor-networks and automatic analysing systems
    • 23735 : Atmospheric and Oceanic Monitoring
  • 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
    • 23249 : Terrestrial Monitoring
    • 23251 : Study on an advanced estimation of carbon cycle in terrestrial ecosystems based on sensor-networks and automatic analysing systems
    • 23270 : Evaluation of Soil CO2 Efflux of Asian Forest Ecosystems based on an Automated Chamber Network
  • 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
    • 22638 : Terrestrial Monitoring
    • 22671 : Study on an advanced estimation of carbon cycle in terrestrial ecosystems based on sensor-networks and automatic analysing systems
    • 22675 : Capcity building for Asian terrestrial carbon budget moitoring network
    • 22851 : The potential of carbon sink/source of Japanese Forest soils
    • 22920 : Atmospheric and Oceanic Monitoring
  • 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
    • 22379 : Atmospheric and Oceanic Monitoring
    • 22391 : Terrestrial Monitoring
    • 22522 : Study on an advanced estimation of carbon cycle in terrestrial ecosystems based on sensor-networks and automatic analysing systems
  • 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
    • 21922 : Terrestrial Monitoring
    • 21924 : Asia GEO Grid Initiative
    • 21930 : Study on an advanced estimation of carbon cycle in terrestrial ecosystems based on sensor-networks and automatic analysing systems
    • 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
    • 21372 : Long-term Monitoring of Terrestrial Ecosystems and Promoting the Data Networking to Observe Carbon Cycles in Asia
    • 21373 : Asia GEO Grid Initiative
    • 21382 : Terrestrial Monitoring
    • 21595 : Atmospheric and Oceanic Monitoring
    • 21724 : Research and Development for measurement technique of CO2 sink and emission by forest area
  • Fiscal Year: 2010
    • 21025 : Terrestrial Monitoring
    • 21026 : Long-term Monitoring of Terrestrial Ecosystems and Promoting the Data Networking to Observe Carbon Cycles in Asia
    • 21092 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
    • 21128 : A quantitative analysis of the mechanisms of soil organic carbon accumulation and an experimental evaluation of their effects on climate change
    • 21238 : Basic research on usage of chemical tracers in studies of atmosphere-terrestrial biosphere CO2 exchange
  • Fiscal Year: 2009
    • 20608 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
    • 20650 : Terrestrial Monitoring
    • 20651 : Long-term Monitoring of Terrestrial Ecosystems and Promoting the Data Networking to Observe Carbon Cycles in Asia
    • 20721 : A quantitative analysis of the mechanisms of soil organic carbon accumulation and an experimental evaluation of their effects on climate change
    • 20732 : Evaluation of the Effect of Global Warming on Soil Respiration of Japanese Forest Ecosystems
    • 20741 : Basic research on usage of chemical tracers in studies of atmosphere-terrestrial biosphere CO2 exchange
  • Fiscal Year: 2008
    • 20160 : Terrestrial Monitoring
    • 20168 : Long-term Monitoring of Terrestrial Ecosystems and Promoting the Data Networking to Observe Carbon Cycles in Asia
    • 20283 : Basic research on usage of chemical tracers in studies of atmosphere-terrestrial biosphere CO2 exchange
    • 20307 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
  • Fiscal Year: 2007
    • 10412 : Studies on exchange of trace gases and stable isotope of atmospheric CO2 between atmosphere and terrestrial ecosystem
    • 10484 : Development of isotope/trace gases observation method for CO2 flux partitioning
    • 10548 : Initiation of the next-generation AsiaFlux
    • 10574 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
    • 10595 : Terrestrial Monitoring
    • 10748 : Long-term Monitoring of Terrestrial Ecosystems and Promoting the Data Networking to Observe Carbon Cycles in Asia
  • Fiscal Year: 2006
    • 10066 : A study on transportation of atmospheric CO2 by high-frequency observation in the continental planetary boudary layer.
    • 10136 : Studies on exchange of trace gases and stable isotope of atmospheric CO2 between atmosphere and terrestrial ecosystem
    • 10220 : Observation of exchange processes of trace gas species and carbon stable isotope of atmospheric CO2 on plant leaf under natural environment
    • 10227 : Development of isotope/trace gases observation method for CO2 flux partitioning
    • 10307 : Study on long-term variation mechanisms of greenhouse gas concentrations and their regional characteristics
    • 10328 : Terrestrial Monitoring
  • Fiscal Year: 2005
    • 9328 : Global Environmental Monitoring
    • 9537 : A study on transportation of atmospheric CO2 by high-frequency observation in the continental planetary boudary layer.
    • 9639 : Studies on exchange of trace gases and stable isotope of atmospheric CO2 between atmosphere and terrestrial ecosystem
  • Fiscal Year: 2004
    • 8935 : Global Environmental Monitoring
    • 8965 : Transport process of atmospheric carbon dioxide between planetary boundary layer and free troposphere.
    • 9053 : Studies on exchange of greenhouse gases between atmosphere and terrestrial ecosystem
    • 9133 : Studies on temporal variability in isotopic signature during CO2 exchange between atmosphere and Larch forest ecosystem
    • 9288 : A study on transportation of atmospheric CO2 by high-frequency observation in the continental planetary boudary layer.
  • Fiscal Year: 2003
    • 8599 : Global Environmental Monitoring
    • 8660 : Estimation of CO2 absorption in a scale from indivisual forest to sub-continent through the observation in planetary boundary layer.
    • 8661 : Analysis of temporal variability of global CO2 sink by using oxygen and isotope ratio in the atmosphere
    • 8677 : Transport process of atmospheric carbon dioxide between planetary boundary layer and free troposphere.
    • 8772 : Studies on exchange of greenhouse gases between atmosphere and terrestrial ecosystem
    • 8849 : Studies on temporal variability in isotopic signature during CO2 exchange between atmosphere and Larch forest ecosystem
  • Fiscal Year: 2002
    • 8306 : Global Environmental Monitoring
    • 8322 : Studies on carbon fixtation in the Eastern Asian ecosystem based on AsiaFlux Network. (3) Studies on Establishement of Flux-Network in the Eastern Asian Ecosystem.
    • 8350 : Study on carbon fixation in the Eastern Asian ecosystem based on the establishment of Asia Flux Network (2) Study on evaluation of material flow using isotope measurement in ecosystem
    • 8443 : Estimation of CO2 absorption in a scale from indivisual forest to sub-continent through the observation in planetary boundary layer.
    • 8444 : Analysis of temporal variability of global CO2 sink by using oxygen and isotope ratio in the atmosphere
    • 8461 : Transport process of atmospheric carbon dioxide between planetary boundary layer and free troposphere.
  • Fiscal Year: 2001
    • 8000 : Global Environmental Monitoring
    • 8029 : B-3 Studies on carbon fixtation in the Eastern Asian Ecosystem based on AsiaFlux Network.(sub)Studies on Establishement of Flux-Network in the Eastern Asian Ecosystem.
    • 8035 : Studies on behavior of greenhouse gases in the troposphere using isotope measurements
    • 8103 : B-3 Study on carbon fixation in the Eastern Asian Ecosystem based on the establishment of Asia Flux Network Study on evaluation of material flow using isotope measurement in ecosystem
    • 8226 : Estimation of CO2 absorption in a scale from indivisual forest to sub-continent through the observation in planetary boundary layer.
    • 8227 : Analysis of temporal variability of global CO2 sink by using oxygen and isotope ratio in the atmosphere
    • 8240 : Transport process of atmospheric carbon dioxide between planetary boundary layer and free troposphere.
Research Result (Publication)
  • all
  • Original Paper
Research Result (Presentation)
  • all
  • Research Presentation
  • Presenter : Kato T., Tsujimoto K., Nasahara K., Akitsu T., Nagai S., Ono K., Saitoh T.M., Muraoka H., Noda H., Saigusa N., Ide R., Takahashi Y.
    Name of Society : The 12th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS-12) (2016)
    Name of Proceedings : Abstracts, 83
  • Presenter : Kominami Y., Yamanoi K., Kitamura K., Miyama T., Mizoguchi Y., Takanashi S., Yasuda Y., Saigusa N., Takahashi Y., Kim W., Miyata A., Ono K., Ishidoya S., Kondo H., Maeda T., Murayama S., Panuthai S., Archawakom T.
    Name of Society : 日本地球惑星科学連合2016年大会 (2016)
    Name of Proceedings : -, AAS01-12
  • Presenter : Ide R., Oguma H., Hirose Y., Takahashi Y., Saigusa N.
    Name of Society : 日本地球惑星科学連合2016年大会 (2016)
    Name of Proceedings : -, ACG22-P10
  • Research Presentation
    Semi-empirical GPP estimation of east Asian forests using MODIS vegetation indices
    Presenter : Takagi K., Ueyama M., Ide R., Ichii K., Ono K., Hirata R., Saigusa N., Hirano T., Kwon H., Hong J., Zhang L.-M., Li S.-G., Wang H.-M., Han S., Zhang Y.-P, Asanuma J., Gamo M., Maeda T., Murayama S., Machimura T., Nakai Y., Ohta T., Saitoh T.M., Takahashi Y.
    Name of Society : Joint conference of the AsiaFlux Workshop 2015 and ISPRS (International Society for Photogrammetry and Remote Sensing) TC WG VIII/3: Weather, Atmosphere and Climate Studies Weather, Atmosphere and Climate Studies on Challenges and Significance of Ecosystem Research in Asia to Better Understand Climate Change (2015)
    Name of Proceedings : Abstracts, 52
  • Research Presentation
    Long-term monitoring of CO2 exchange over a larch forest in central Japan
    Presenter : Takahashi Y., Saigusa N., Ide R., Hirata R.
    Name of Society : Joint conference of the AsiaFlux Workshop 2015 and ISPRS (International Society for Photogrammetry and Remote Sensing) TC WG VIII/3: Weather, Atmosphere and Climate Studies Weather, Atmosphere and Climate Studies on Challenges and Significance of Ecosystem Research in Asia to Better Understand Climate Change (2015)
    Name of Proceedings : Abstracts, 99
  • Research Presentation
    Micrometeorological and chamber measurements of methane flux over two forests in Japan
    Presenter : Ueyama M., Takahashi Y., Takagi K., Ide R.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 10
  • Research Presentation
    Soil moisture conditions may affect terpenoid fluxes measured above a larch forest
    Presenter : Mochizuki T., Tani A., Takahashi Y., Saigusa N.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 13
  • Research Presentation
    Relationship between ecosystem photosynthetic parameters derived from flux observation and modis vegetation indices of East Asian forests
    Presenter : Takagi K., Ueyama M., Ide R., Ichii K., Ono K., Hirata R., Saigusa N., Hirano T., Kwon H., Hong J., Zhang L., Li S.G., Han S., Wang H-M., Zhang Y-P., Asanuma J., Gamo M., Maeda T., Murayama S., Machimura T., Nakai Y., Ohta T., Saitoh T.M., Takahashi Y.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 59
  • Research Presentation
    Observation of vertical profiles of NOx, O3, VOC and inverse modeling estimates of their fluxes at vertical levels in Japanese larch and red pine forests
    Presenter : Wada R., Niijima K., Moriyama Y., Mochizuki T., Tani A., Nakai Y., Takanashi S., Nakano T., Takahashi Y., Miyazaki Y., Ueyama M.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 12
  • Research Presentation
    CONTINUOUS MEASUREMENTS OF METHANE FLUX AT A LARCH FOREST BY MICROMETEOROLOGICAL AND CHAMBER TECHNIQUES
    Presenter : Ueyama M., Takai Y., Takeuchi R., Takahashi Y., Ide R., Ataka M., Takahashi K., Kosugi Y.
    Name of Society : International Joint Conference of 11th AsiaFlux International Worksop, 3rd HESSS(Hydrology delivers Earth System Science to Society), and 14th Annual Meeting of KSAFM(Korean Society of Agricultural & Forest Meteorology)on Communicating Science to Society: Coping with Climate Extremes for Resilient Ecological-Societal Systems (2013)
    Name of Proceedings : Abstracts, 38
  • Presenter : Ueyama M., Takai Y., Takahashi Y., Hamatani K., Kosugi Y., Takahashi K.
    Name of Society : The 55th Symposium of the International Association for Vegetation Science (2012)
    Name of Proceedings : Abstracts, 173
  • Presenter : Mochizuki T., Ueyama M., Takahashi Y., Saigusa N., Tani A.
    Name of Society : The 55th Symposium of the International Association for Vegetation Science (2012)
    Name of Proceedings : Abstracts, 229
  • Presenter : Ueyama M., Takai Y., Takahashi Y., Hamotani K., Kosugi Y., Takahashi K.
    Name of Society : The 55th Symposium of the International Association for Vegetation Science (2012)
    Name of Proceedings : Abstracts, 173
  • Presenter : Takagi K., Hirata R., Hirano T., Ueyama M., Ono K., Ide R., Ogawa A., Saigusa N., Takahashi Y., Ichii K., Kwon H., Hong J., Leiming Z., Li S.-G., Han S., Wang H.-M., Zhang Y.-P., Asanuma J., Gamo M., Maeda T., Murayama S., Machimura T., Nakai Y., Ohta T., Saitoh T.M.
    Name of Society : The 5th EAFES International Congress (2012)
    Name of Proceedings : -
  • Research Presentation
    Constraining radiocarbon signature of soil organic matter in Alaskan Arctic soil: Implication for importance basis examining the impact of climate warming on CO2 release
    Presenter : Kondo M., Uchida M., Kim Y., Utsumi M., Shinozaki T., Takahashi Y., Adachi M., Shibata Y.
    Name of Society : Arct.Sci.Summit Week 2011 (2011)
    Name of Proceedings : Program, 21
  • Research Presentation
    Vegetation recovery, changes in fluxes and micrometeorology after wildfire of a black spruce forest on permafrost in Alaska
    Presenter : Harazono Y., Iwata H., Ueyama M., Tsuyuzaki S., Uchida M., Kondo M., Takahashi Y., Utsumi M.
    Name of Society : ISAM 2011 (2011)
    Name of Proceedings : Program of ISAM 2011
  • Presenter : Takagi K., Hirata R., Ueyama M., Ono K., Ide R., Ogawa A., Hirano T., Saigusa N., Kwon H., Hong J., Leiming Z., Li S., Asanuma J., Gamo M., Han S., Machemura T., Maeda T., Murayama S., Nakai Y., Ohta T., Saitoh T.M., Takahashi Y., Wang H., Zhang Y.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship" (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 115
  • Presenter : Ueyama M., Takai Y., Hamotani K., Takahashi Y., Takahashi K., Kosugi Y.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship" (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 49
  • Presenter : Mochizuki T., Ueyama M., Takahashi Y., Saigusa N., Okamura M., Tohno S., Tani A.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 50
  • Presenter : Takahashi Y., Saigusa N., Ide R.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 59
  • Presenter : Katsumata K., Nara H., Tohjima Y., Takahashi Y., Machida T., Mukai H.
    Name of Society : 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (2011)
    Name of Proceedings : Abstracts of 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques
  • Presenter : Uchida M., Kondo M., Uchida M., Takahashi Y., Utsumi M., Kumata H., Shibata Y.
    Name of Society : 10th Ny-Alesund Seminar (2011)
    Name of Proceedings : Abstracts, 74
  • Research Presentation
    The potential of carbon sink/source of Asian Forest soils
    Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
    Name of Society : 4th EAFES Int.Congr. (2010)
    Name of Proceedings : Abstracts, 125-126
  • Research Presentation
    Long-term monitoring of CO2 flux at a larch forest in foothill of Mt.Fuji, Japan
    Presenter : Takahashi Y., Hirata R., Saigusa N., Ide R., Takahashi A.
    Name of Society : AsisFlux Workshop 2010 (2010)
    Name of Proceedings : Proceedings, 123
  • Research Presentation
    The heterotrophic respiration using old carbon in arctic soil: Insights from compound-specific radiocarbon analysis
    Presenter : Uchida M., Uchida M., Utsumi M., Kondo M., Takahashi Y., Shibata Y.
    Name of Society : 2nd Int.Symp.Arct.Res. (2010)
    Name of Proceedings : Abstracts, 81
  • Research Presentation
    Evidence of heterotrophic microbial decomposition of preaged carbon in Arctic soil; Insights from molecular level natural radiocarbon analysis
    Presenter : Uchida M., Utsumi M., Kondo M., Takahashi Y., Uchida M.
    Name of Society : AGU Fall Meeting 2010 (2010)
    Name of Proceedings : Abstracts, B41F-0378
  • Research Presentation
    Radiocarbon constraints for soil carbon accumulation and carbon release of boreal forests and tundra ecosystem in Alaska
    Presenter : Kondo M., Uchida M., Kim Y., Takahashi Y., Shinozaki T., Utsumi M., Shibata Y.
    Name of Society : Environ.Radioact.2010 (2010)
    Name of Proceedings : Abstracts
  • Presenter : Ueyama M., Ichii K., Hirata R., Takagi K., Asanuma J., Machimura T., Nakai I., Ohta T., Saigusa N., Takahashi Y., Hirano T.
    Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
    Name of Proceedings : Program
  • Research Presentation
    Spatial and temporal variations in trace gas exchange rates observed in a forest soil
    Presenter : Takahashi Y., Liang N.
    Name of Society : 6th Int.Sci.Conf.Global Energy Water Cycle,2nd Integrated Land Ecosystem - Atmos.Processes Study (iLEAPS) Sci.Conf. (2009)
    Name of Proceedings : Proceedings, 96-97
  • Research Presentation
    CO2 flux observation in the foothills of a high mountain
    Presenter : Takahashi Y., Hirata R., Saigusa N., Ide R., Takahashi A.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 115
  • Research Presentation
    The potential of carbon sink/source of Japanese forest soils
    Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 33
  • Research Presentation
    Simulating carbon balance of larch forests in East Asia from stand to regional scale
    Presenter : Ueyama M., Ichii K., Hirata R., Takagi K., Asanuma J., Machimura T., Nakai Y., Ohta T., Saigusa N., Takahashi Y., Hirano T.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 39
  • Research Presentation
    Evaluation of methane flux in a temperate larch forest based on the flux measurements and inverse method
    Presenter : Nishimura W., Hamotani K., Ueyama M., Takahashi Y., Liang N., Saigusa N.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 75
  • Research Presentation
    Estimating forest photosynthetic capacity by using spectral vegetation indices: Comparisons among three larch forests in Japan
    Presenter : Ide R., Nakaji T., Oguma H., Takagi K., Takahashi Y., Saigusa N.
    Name of Society : SATECO 2008 (2008)
    Name of Proceedings : Abstracts, 87
  • Research Presentation
    Radiocarbon based carbon source identification of soil respiration Spitsbergen Island in the Norwegian high Arctic
    Presenter : Uchida M., Uchida M., Takahashi Y., Nakatsubo T.
    Name of Society : 日本地球惑星科学連合 2008年大会 (2008)
    Name of Proceedings : 同予稿集, L173-P005
  • Research Presentation
    Seasonal variation of photosynthetic and respiratory parameters of larch forests in East Asia
    Presenter : Takagi K., Hirata R., Hirano T., Saigusa N., Asanuma J., Li S.-G., Machimura T., Nakai Y., Ohta T., Takahashi Y., Wang H.
    Name of Society : AsiaFlux Workshop 2008 (2008)
    Name of Proceedings : Abstracts, 24
  • Research Presentation
    Comparative CO2 flux measurment with an REA method and open path, closed-path method in Fuji Hokuroku Japan
    Presenter : Hamotani K., Ueyama M., Nishimura W., Takahashi Y., Hirata R., Saigusa N.
    Name of Society : AsiaFlux Workshop 2008 (2008)
    Name of Proceedings : Abstracts, 51
  • Research Presentation
    Measurement of methane flux over a larch forest by a relaxed eddy accumulation method at Fuji-Hokuroku, Japan
    Presenter : Nishimura W., Hamotani K., Ueyama M., Takahashi Y., Saigusa N.
    Name of Society : AsiaFlux Workshop 2008 (2008)
    Name of Proceedings : Abstracts, 48-49
  • Presenter : Takahashi Y., Hirata R.
    Name of Society : AGU 2007 Fall Meet. (2007)
    Name of Proceedings : Abstracts, B13B-1195
  • Research Presentation
    Variability of carbon stable isotope ratio of soil heterotrophic respiration
    Presenter : Takahashi Y., Liang N.
    Name of Society : Eco Summit 2007 (2007)
    Name of Proceedings : Abstracts, 350
  • Research Presentation
    Use of stable isotope and trace gases as additional tracers in flux partitioning
    Presenter : Takahashi Y., Hirata R.
    Name of Society : AsiaFlux Workshop 2007(Poster Session) (2007)
    Name of Proceedings : Abstracts
  • Presenter : Takahashi Y., Liang N., Hirata R., Machida T., Fujinuma Y.
    Name of Society : AGU 2005 Fall Meet. (2005)
    Name of Proceedings : Abstracts
  • Research Presentation
    (13)C/(12)C ratio of CO2 respired from deciduous needleleaf forest ecosystem in east Asia
    Presenter : Takahashi Y., Tohjima Y., Machida T., Fujinuma Y., Inoue G.
    Name of Society : 13th Annu.V.M.Goldschmidt Conf. (2003)
    Name of Proceedings : Geochimica et Cosmochimica Acta, 67(18S)(18S):A470
  • Research Presentation
    Temporal variations in 13C/12C ratio of respired CO2 and its relation with vapor pressure deficit in deciduous needle-leaf forest ecosystem in east Asia
    Presenter : Takahashi Y.,, Tohjima Y., Machida T., Fujinuma Y., Inoue G.
    Name of Society : Annu.Main Meet.Soc.Exp.Biol. (2003)
    Name of Proceedings : Comp.Biochem.Physiol.A, 134Suppl.(Suppl.):S179
  • Temporal variations in stable isotope ratios of respired CO2 in Japanese larch forest ecosystem
    Presenter : Takahashi Y., Tohjima Y., Machida T., Fujinuma Y.
    Name of Society : 2nd Int.Workshop Adv.Flux Network Flux Eval. (2002)
    Name of Proceedings : Proceedings
  • Monitoring the isotopic composition of atmospheric CO2 over Siberia and Japan
    Presenter : Takahashi Y., Machida T., Tohjima Y., Inoue G.
    Name of Society : 6th Int.Carbon Dioxide Conf. (2001)
    Name of Proceedings : Extended Abstracts, 1
  • Presenter : Kominami Y., Yamanoi K., Kitamura K., Miyama T., Mizoguchi Y., Takanashi S., Yasuda Y., Saigusa N., Takahashi Y., Kim W., Miyata A., Ono K., Ishidoya S., Kondo H., Maeda T., Murayama S., Panuthai S., Archawakom T.
    Name of Society : 日本地球惑星科学連合2016年大会 (2016)
    Name of Proceedings : -, AAS01-12
  • Semi-empirical GPP estimation of east Asian forests using MODIS vegetation indices
    Presenter : Takagi K., Ueyama M., Ide R., Ichii K., Ono K., Hirata R., Saigusa N., Hirano T., Kwon H., Hong J., Zhang L.-M., Li S.-G., Wang H.-M., Han S., Zhang Y.-P, Asanuma J., Gamo M., Maeda T., Murayama S., Machimura T., Nakai Y., Ohta T., Saitoh T.M., Takahashi Y.
    Name of Society : Joint conference of the AsiaFlux Workshop 2015 and ISPRS (International Society for Photogrammetry and Remote Sensing) TC WG VIII/3: Weather, Atmosphere and Climate Studies Weather, Atmosphere and Climate Studies on Challenges and Significance of Ecosystem Research in Asia to Better Understand Climate Change (2015)
    Name of Proceedings : Abstracts, 52
  • Micrometeorological and chamber measurements of methane flux over two forests in Japan
    Presenter : Ueyama M., Takahashi Y., Takagi K., Ide R.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 10
  • Soil moisture conditions may affect terpenoid fluxes measured above a larch forest
    Presenter : Mochizuki T., Tani A., Takahashi Y., Saigusa N.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 13
  • Observation of vertical profiles of NOx, O3, VOC and inverse modeling estimates of their fluxes at vertical levels in Japanese larch and red pine forests
    Presenter : Wada R., Niijima K., Moriyama Y., Mochizuki T., Tani A., Nakai Y., Takanashi S., Nakano T., Takahashi Y., Miyazaki Y., Ueyama M.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 12
  • CONTINUOUS MEASUREMENTS OF METHANE FLUX AT A LARCH FOREST BY MICROMETEOROLOGICAL AND CHAMBER TECHNIQUES
    Presenter : Ueyama M., Takai Y., Takeuchi R., Takahashi Y., Ide R., Ataka M., Takahashi K., Kosugi Y.
    Name of Society : International Joint Conference of 11th AsiaFlux International Worksop, 3rd HESSS(Hydrology delivers Earth System Science to Society), and 14th Annual Meeting of KSAFM(Korean Society of Agricultural & Forest Meteorology)on Communicating Science to Society: Coping with Climate Extremes for Resilient Ecological-Societal Systems (2013)
    Name of Proceedings : Abstracts, 38
  • Presenter : Ueyama M., Takai Y., Takahashi Y., Hamatani K., Kosugi Y., Takahashi K.
    Name of Society : The 55th Symposium of the International Association for Vegetation Science (2012)
    Name of Proceedings : Abstracts, 173
  • Presenter : Ueyama M., Takai Y., Takahashi Y., Hamotani K., Kosugi Y., Takahashi K.
    Name of Society : The 55th Symposium of the International Association for Vegetation Science (2012)
    Name of Proceedings : Abstracts, 173
  • Presenter : Takagi K., Hirata R., Hirano T., Ueyama M., Ono K., Ide R., Ogawa A., Saigusa N., Takahashi Y., Ichii K., Kwon H., Hong J., Leiming Z., Li S.-G., Han S., Wang H.-M., Zhang Y.-P., Asanuma J., Gamo M., Maeda T., Murayama S., Machimura T., Nakai Y., Ohta T., Saitoh T.M.
    Name of Society : The 5th EAFES International Congress (2012)
    Name of Proceedings : -
  • Vegetation recovery, changes in fluxes and micrometeorology after wildfire of a black spruce forest on permafrost in Alaska
    Presenter : Harazono Y., Iwata H., Ueyama M., Tsuyuzaki S., Uchida M., Kondo M., Takahashi Y., Utsumi M.
    Name of Society : ISAM 2011 (2011)
    Name of Proceedings : Program of ISAM 2011
  • Presenter : Ueyama M., Takai Y., Hamotani K., Takahashi Y., Takahashi K., Kosugi Y.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship" (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 49
  • Presenter : Mochizuki T., Ueyama M., Takahashi Y., Saigusa N., Okamura M., Tohno S., Tani A.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 50
  • The potential of carbon sink/source of Asian Forest soils
    Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
    Name of Society : 4th EAFES Int.Congr. (2010)
    Name of Proceedings : Abstracts, 125-126
  • The potential of carbon sink/source of Japanese forest soils
    Presenter : Liang N., Takagi K., Kakubari Y., Nakane K., Ishida S., Takagi M., Takahashi Y., Mukai H.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 33
  • Seasonal variation of photosynthetic and respiratory parameters of larch forests in East Asia
    Presenter : Takagi K., Hirata R., Hirano T., Saigusa N., Asanuma J., Li S.-G., Machimura T., Nakai Y., Ohta T., Takahashi Y., Wang H.
    Name of Society : AsiaFlux Workshop 2008 (2008)
    Name of Proceedings : Abstracts, 24
  • Variability of carbon stable isotope ratio of soil heterotrophic respiration
    Presenter : Takahashi Y., Liang N.
    Name of Society : Eco Summit 2007 (2007)
    Name of Proceedings : Abstracts, 350
  • Use of stable isotope and trace gases as additional tracers in flux partitioning
    Presenter : Takahashi Y., Hirata R.
    Name of Society : AsiaFlux Workshop 2007(Poster Session) (2007)
    Name of Proceedings : Abstracts
  • (13)C/(12)C ratio of CO2 respired from deciduous needleleaf forest ecosystem in east Asia
    Presenter : Takahashi Y., Tohjima Y., Machida T., Fujinuma Y., Inoue G.
    Name of Society : 13th Annu.V.M.Goldschmidt Conf. (2003)
    Name of Proceedings : Geochimica et Cosmochimica Acta, 67(18S)(18S):A470
  • Temporal variations in 13C/12C ratio of respired CO2 and its relation with vapor pressure deficit in deciduous needle-leaf forest ecosystem in east Asia
    Presenter : Takahashi Y.,, Tohjima Y., Machida T., Fujinuma Y., Inoue G.
    Name of Society : Annu.Main Meet.Soc.Exp.Biol. (2003)
    Name of Proceedings : Comp.Biochem.Physiol.A, 134Suppl.(Suppl.):S179
  • Presenter : Kato T., Tsujimoto K., Nasahara K., Akitsu T., Nagai S., Ono K., Saitoh T.M., Muraoka H., Noda H., Saigusa N., Ide R., Takahashi Y.
    Name of Society : The 12th International Workshop on Greenhouse Gas Measurements from Space (IWGGMS-12) (2016)
    Name of Proceedings : Abstracts, 83
  • Presenter : Ide R., Oguma H., Hirose Y., Takahashi Y., Saigusa N.
    Name of Society : 日本地球惑星科学連合2016年大会 (2016)
    Name of Proceedings : -, ACG22-P10
  • Long-term monitoring of CO2 exchange over a larch forest in central Japan
    Presenter : Takahashi Y., Saigusa N., Ide R., Hirata R.
    Name of Society : Joint conference of the AsiaFlux Workshop 2015 and ISPRS (International Society for Photogrammetry and Remote Sensing) TC WG VIII/3: Weather, Atmosphere and Climate Studies Weather, Atmosphere and Climate Studies on Challenges and Significance of Ecosystem Research in Asia to Better Understand Climate Change (2015)
    Name of Proceedings : Abstracts, 99
  • Relationship between ecosystem photosynthetic parameters derived from flux observation and modis vegetation indices of East Asian forests
    Presenter : Takagi K., Ueyama M., Ide R., Ichii K., Ono K., Hirata R., Saigusa N., Hirano T., Kwon H., Hong J., Zhang L., Li S.G., Han S., Wang H-M., Zhang Y-P., Asanuma J., Gamo M., Maeda T., Murayama S., Machimura T., Nakai Y., Ohta T., Saitoh T.M., Takahashi Y.
    Name of Society : AsiaFlux Workshop 2014 on 'Bridging Atmosheric Flux Monitoring to National and International Climate Change Initiatives' (2014)
    Name of Proceedings : Abstracts, 59
  • Presenter : Mochizuki T., Ueyama M., Takahashi Y., Saigusa N., Tani A.
    Name of Society : The 55th Symposium of the International Association for Vegetation Science (2012)
    Name of Proceedings : Abstracts, 229
  • Constraining radiocarbon signature of soil organic matter in Alaskan Arctic soil: Implication for importance basis examining the impact of climate warming on CO2 release
    Presenter : Kondo M., Uchida M., Kim Y., Utsumi M., Shinozaki T., Takahashi Y., Adachi M., Shibata Y.
    Name of Society : Arct.Sci.Summit Week 2011 (2011)
    Name of Proceedings : Program, 21
  • Presenter : Takagi K., Hirata R., Ueyama M., Ono K., Ide R., Ogawa A., Hirano T., Saigusa N., Kwon H., Hong J., Leiming Z., Li S., Asanuma J., Gamo M., Han S., Machemura T., Maeda T., Murayama S., Nakai Y., Ohta T., Saitoh T.M., Takahashi Y., Wang H., Zhang Y.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship" (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 115
  • Presenter : Takahashi Y., Saigusa N., Ide R.
    Name of Society : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship (2011)
    Name of Proceedings : AsiaFlux Workshop 2011 Brindging Ecosystem Science to Services and Stewardship Proceedings, 59
  • Presenter : Katsumata K., Nara H., Tohjima Y., Takahashi Y., Machida T., Mukai H.
    Name of Society : 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques (2011)
    Name of Proceedings : Abstracts of 16th WMO/IAEA Meeting on Carbon Dioxide, Other Greenhouse Gases, and Related Measurement Techniques
  • Long-term monitoring of CO2 flux at a larch forest in foothill of Mt.Fuji, Japan
    Presenter : Takahashi Y., Hirata R., Saigusa N., Ide R., Takahashi A.
    Name of Society : AsisFlux Workshop 2010 (2010)
    Name of Proceedings : Proceedings, 123
  • The heterotrophic respiration using old carbon in arctic soil: Insights from compound-specific radiocarbon analysis
    Presenter : Uchida M., Uchida M., Utsumi M., Kondo M., Takahashi Y., Shibata Y.
    Name of Society : 2nd Int.Symp.Arct.Res. (2010)
    Name of Proceedings : Abstracts, 81
  • Evidence of heterotrophic microbial decomposition of preaged carbon in Arctic soil; Insights from molecular level natural radiocarbon analysis
    Presenter : Uchida M., Utsumi M., Kondo M., Takahashi Y., Uchida M.
    Name of Society : AGU Fall Meeting 2010 (2010)
    Name of Proceedings : Abstracts, B41F-0378
  • Radiocarbon constraints for soil carbon accumulation and carbon release of boreal forests and tundra ecosystem in Alaska
    Presenter : Kondo M., Uchida M., Kim Y., Takahashi Y., Shinozaki T., Utsumi M., Shibata Y.
    Name of Society : Environ.Radioact.2010 (2010)
    Name of Proceedings : Abstracts
  • Presenter : Ueyama M., Ichii K., Hirata R., Takagi K., Asanuma J., Machimura T., Nakai I., Ohta T., Saigusa N., Takahashi Y., Hirano T.
    Name of Society : 8th Int.Carbon Dioxide Conf. (2009)
    Name of Proceedings : Program
  • Spatial and temporal variations in trace gas exchange rates observed in a forest soil
    Presenter : Takahashi Y., Liang N.
    Name of Society : 6th Int.Sci.Conf.Global Energy Water Cycle,2nd Integrated Land Ecosystem - Atmos.Processes Study (iLEAPS) Sci.Conf. (2009)
    Name of Proceedings : Proceedings, 96-97
  • CO2 flux observation in the foothills of a high mountain
    Presenter : Takahashi Y., Hirata R., Saigusa N., Ide R., Takahashi A.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 115
  • Simulating carbon balance of larch forests in East Asia from stand to regional scale
    Presenter : Ueyama M., Ichii K., Hirata R., Takagi K., Asanuma J., Machimura T., Nakai Y., Ohta T., Saigusa N., Takahashi Y., Hirano T.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 39
  • Evaluation of methane flux in a temperate larch forest based on the flux measurements and inverse method
    Presenter : Nishimura W., Hamotani K., Ueyama M., Takahashi Y., Liang N., Saigusa N.
    Name of Society : AsiaFlux Workshop 2009 (2009)
    Name of Proceedings : Abstracts, 75
  • Estimating forest photosynthetic capacity by using spectral vegetation indices: Comparisons among three larch forests in Japan
    Presenter : Ide R., Nakaji T., Oguma H., Takagi K., Takahashi Y., Saigusa N.
    Name of Society : SATECO 2008 (2008)
    Name of Proceedings : Abstracts, 87
  • Radiocarbon based carbon source identification of soil respiration Spitsbergen Island in the Norwegian high Arctic
    Presenter : Uchida M., Uchida M., Takahashi Y., Nakatsubo T.
    Name of Society : 日本地球惑星科学連合 2008年大会 (2008)
    Name of Proceedings : 同予稿集, L173-P005
  • Comparative CO2 flux measurment with an REA method and open path, closed-path method in Fuji Hokuroku Japan
    Presenter : Hamotani K., Ueyama M., Nishimura W., Takahashi Y., Hirata R., Saigusa N.
    Name of Society : AsiaFlux Workshop 2008 (2008)
    Name of Proceedings : Abstracts, 51
  • Measurement of methane flux over a larch forest by a relaxed eddy accumulation method at Fuji-Hokuroku, Japan
    Presenter : Nishimura W., Hamotani K., Ueyama M., Takahashi Y., Saigusa N.
    Name of Society : AsiaFlux Workshop 2008 (2008)
    Name of Proceedings : Abstracts, 48-49
  • Presenter : Takahashi Y., Liang N., Hirata R., Machida T., Fujinuma Y.
    Name of Society : AGU 2005 Fall Meet. (2005)
    Name of Proceedings : Abstracts