Taguchi T., K. Ichii, Y. Yamamoto, J. Xiao (in revision) Forest cover change detection using multiple optical and microwave satellite data in China.
Hashimoto H., W. Wang, T. Park, S. Khajehei, K. Ichii, A.R. Michaelis, A. Guzman, R.R. Nemani, M. Torn, K. Yi, and I.G. Brosnan (submitted) Subsets of geostationary satellite data over international observing network sites for studying the diurnal dynamics of energy, carbon, and water cycles. Earth System Science Data Discussion. https://doi.org/10.5194/essd-2025-33
Hase M., K. Ichii, Y. Yamamoto, W. Li, B. Zhang, W. Yang, T. Kumagai, Y. Hata, N. Takamura, C.S. Deshmukh, M. Ueyama, H. Yoshioka, T. Miura (submitted) Exploring the optimal geometry of Himawari-8/9 to monitor seasonal variation in vegetation dynamics across southeast Asia.
Ichii K., M. Hase, Y. Yamamoto, W. Li, B. Zhang, J. Tian, X. Luo, Y. Hata, Y. Kumagai, C.S. Deshmukh, T. Miura, M. Ueyama (submitted) Unveiling seasonal variations in vegetation activity and gross primary productivity in Southeast Asia with a new geostationary satellite, Himawari-8.
Published (or accepted)
Yamamoto Y., K, Ichii, W. Yang, Y. Shikakura, Y. Ryu, M. Kang, S. Murayama, S.J. Kim, Y. Takao, M. Ueyama, T.K. Akitsu, H. Iwata, H. Lee, J. Chun, A. Higuchi, T, Hirano, AR. Kim, H.S. Kim, K. Kitamura, Y. Kominami, K. Matsumoto, J. Suzuki, K. Takagi, Y. Takahashi, S. Takanashi, H. Takenaka, S. Taniguchi, and Y. Yasuda (2025) Modeling diurnal gross primary production in East Asia using Himawari-8/9 geostationary satellite data. Remote Sensing of Environment, 328, 114866, https://doi.org/10.1016/j.rse.2025.114866.
Ueyama M., Y. Takao, H. Yazawa, M. Tanaka, H. Yabuki, T. Kumagai, H. Iwata, M.A. Awal, M. Du, Y. Harazono, Y. Hata, T. Hirano, T. Hiura, R. Ide, S. Ishida, M. Ishikawa, K. Kitamura, Y. Kominami, S. Komiya, A. Kotani, Y. Inoue, T. Machimura, K. Matsumoto, Y. Matsuura, Y. Mizoguchi, S. Murayama, H. Nagano, T. Nakai, T. Nakaji, K. Nakaya, S. Ohkubo, T. Ohta, K. Ono, T. M. Saitoh, A. Sakabe, T. Shimizu, S. Shimoda, M. Sugita, K. Takagi, Y. Takahashi, N. Takamura, S. Takanashi, T. Takimoto, Y. Yasuda, Q. Wang, J. Asanuma, H. Hasegawa, T. Hiyama, Y. Iijima, S. Ishidoya, M. Itoh, T. Kato, H. Kondo, Y. Kosugi, T. Kume, T. Maeda, T. Maximov, R. Moriwaki, H. Muraoka, R. Petrov, J. Suzuki, S. Taniguchi, and K. Ichii (2025) The JapanFlux2024 dataset for eddy covariance observations covering Japan and East Asia from 1990 to 2023. Earth System Science Data. (Accepted). https://essd.copernicus.org/preprints/essd-2024-615/essd-2024-615.pdf
Cai D., T.R. McVicar, T.G. Van Niel, R.J. Randall, Y. Yamamoto, S.B. Stewart, K. Ichii, M.P. Stenson (2025) Using sub-diurnal surface-air temperature difference anomaly derived from Himawari-8 geostationary satellite and meteorological grids for early detection of vegetation drought stress: Application to Australia’s 2017-2019 Tinderbox Drought. Remote Sensing of Environment, 327, 114768, https://doi.org/10.1016/j.rse.2025.114768. (Open Access)
Yang W., Q. Zhi, W. Li, X. Ma, K. Ichii (2025) An Enhanced RPV Model to Better Capture Hotspot Signatures in Vegetation Canopy Reflectance Observed by the Geostationary Meteorological Satellite Himawari-8. Science of Remote Sensing, 11, 100222, doi.org/10.1016/j.srs.2025.100222. (Open Access)
Shi C., H. Letu, T.Y. Nakajima, T. Nakajima, L. Wei, R. Xu, F. Lu, J. Riedi, K. Ichii, J. Zeng, H. Shang, R. Ma, S. Yin, J. Shi, A.J. Baran, J. Xu, A. Li, G. Tana, W. Wang, Q. Na, Q. Sun, W. Yang, L. Chen, G. Shi (2025) Near-global monitoring of surface solar radiation through the construction of a geostationary satellite network observation system. The Innovation, 6, 100876, https://doi.org/10.1016/j.xinn.2025.100876. (Open Access)
Liu Z., K. Ichii, Y. Yamamoto, M. Ueyama, H. Kobayashi, T. Hiyama, A. Kotani, T. Maximov, R.C. Sullivan, and S. Biraud (2025) Can Subdaily LST Be Constructed in High-latitude Regions Using Polar Orbiting Satellites? IEEE Geoscience and Remote Sensing Letters, 22, 2501305, 1-5. doi:10.1109/LGRS.2025.3546797.
Tian J., X. Luo, W. Wang, L. Yu, D.T.T. Ng, K. Ichii, Y. Zhang, X. Zhang (2025) Seasonality of vegetation greeness in Southeast Asia unveiled by geostationary satellite observations. Remote Sensing of Environment, 319, 114648, https://doi.org/10.1016/j.rse.2025.114648. (Open Access)
Beak M., K. Ichii, Y. Yamamoto, R. Wang, B. Zhang, R.C. Sharma, T. Hiyama (2025) Land cover classification for Siberia leveraging the benefits of diverse global land cover datasets. Progress in Earth and Planetary Science, 12, 3, https://doi.org/10.1186/s40645-024-00672-5. (Open Access)
Zhang B., K. Ichii, W. Li, Y. Yamamoto, W. Yang, R.C. Sharma, H. Yoshioka, K. Obata, M. Matsuoka, T. Miura (2025) Evaluation of Himawari-8 AHI land surface reflectance at mid-latitudes using LEO sensors with off-nadir observation. Remote Sensing of Environment, 316, 114491. https://doi.org/10.1016/j.rse.2024.114491 (Open Access)
Li W, K. Ichii, B. Zhang, Y. Yamamoto, W. Yang, T. Miura, H. Yoshioka, M. Matsuoka, K. Obata, R.C. Sharma, H. Yamamoto, H. Irie, P. Khatri, B. Liley, I. Morino, H. Takenaka, A. Higuchi (2025) Estimating land surface reflectance from a next-generation geostationary meteorological satellite, Himawari 8/9 AHI. Journal of Meteorological Society of Japan. http://doi.org/10.2151/jmsj.2025-005. (Open Access)
Li X., H. Letu, C. Shi, T.Y. Nakajima, H. Shang, F. Bao, B. Sude, A. Higuchi, W. Yang, K. Ichii, Y. Lei, J. Zhao, J. Shi (2024) Cloud Top Temperature and Cloud Optical Thickness Can Effectively Identify Convective Clouds Over the Tibetan Plateau. IEEE Trans. Geosci. Remote Sens. 62, 4111611, doi:10.1109/TGRS.2024.3486463.
Nelson, J.A., S. Walther, F. Gans, B. Kraft, U. Weber, K. Novick, N. Buchmann, M. Migliavacca, G. Wohlfahrt, L. Šigut, A. Ibrom, D. Papale, M. Göckede, G. Duveiller, A. Knohl, L. Hörtnagl, R.L. Scott, W. Zhang, Z.M. Hamdi, M. Reichstein, S. Aranda-Barranco, J. Ardö, M. Op de Beeck, D. Billdesbach, D. Bowling, R. Bracho, C. Brümmer, G. Camps-Valls, S. Chen, J.R. Cleverly, A. Desai, G. Dong, T.S. Madany, E.S. Euskirchen, I. Feigenwinter, M. Galvagno, G. Gerosa, B. Gielen, I. Goded, S. Goslee, C.M. Gough, B. Heinesch, K. Ichii, M.A. Jackowicz-Korczynski, A. Klosterhalfen, S. Knox, H. Kobayashi, K.M. Kohonen, M. Korkiakoski, I. Mammarella, G. Mana, G., R. Marzuoli, R. Matamala, S. Metzger, L. Montagnani, G. Nicolini, T. O’Halloran, J.M. Ourcival, M. Peichl, E. Pendall, B. Ruiz Reverter, M. Roland, S. Sabbatini, T. Sachs, M. Schmidt, C.R. Schwalm, A. Shekhar, R. Silberstein, M.L. Silveira, D. Spano, T. Tagesson, G. Tramontana, C. Trotta, F. Turco, T. Vesala, C. Vincke, D. Vitale, E.R. Vivoni, Y. Wang, W. Woodgate, E.A. Yepez, J. Zhang, D. Zona, and M. Jung (in press) X-BASE: the first terrestrial carbon and water flux products from an extended data-driven scaling framework, FLUXCOM-X, Biogeosciences, 21, 5079-5115, https://doi.org/10.5194/bg-21-5079-2024. (Open Access)
Murakami K., M. Saito, H.M. Noda, H. Oshio, Y. Yoshida, K. Ichii, T. Matsunaga (2024) Impact of the 2015 El Nino event on Borneo: Detection of drought damage using solar-induced chlorophyll fluorescence. Journal of Agricultural Meteorology, 80(3), 69-78, https://doi.org/10.2480/agrmet.D-24-00012. (Open Access)
Liu Z., K. Ichii, Y. Yamamoto, R. Wang, H, Kobayashi, M. Ueyama (2024) Construction and validation of a dawn and dusk land surface temperature product using MERSI-LL FY-3E. IEEE Journal of Selected Topics in Applied Earth Observation and Remote Sensing. 17, 8875-8887. doi:10.1109/JSTARS.2024.3387979. (Open Access)
Satriawan T., X. Luo, J. Tian, K. Ichii, L. Juneng, M. Kondo (2024) Strong green-up of tropical Asia during the 2015/16 El Nino. Geophysical Research Letters, 51, e2023GL106955, https://doi.org/10.1029/2023GL106955. (Open Access)
MIzuochi H., T. Sasagawa, A. Ito, Y. Iijima, H. Park, H. Nagano, K. Ichii, T. Hiyama (2024) Creation and environmental applications of 15-year daily inundation and vegetation maps for Siberia by integrating satellite and meteorological datasets. Progress in Earth and Planetary Science, 11, 9. https://doi.org/10.1186/s40645-024-00614-1. (Open Access)
Yamamoto Y., K. Ichii, Y. Ryu, M. Kang, S. Maruyama, S.J. Kim, J.R. Cleverly (2023) Detection of vegetation drying signals using diurnal variation of land surface temperature: Application to the 2018 East Asia heatwave. Remote Sensing of Environment, 291, 113672, https://doi.org/10.1016/j.rse.2023.113572. (Open Access)
Nagai S., C. Katsumata, T. Miura, N. Tsutsumida, T. Ichie, A. Kotani, M. Nakagawa, L.K. Kho, H. Kobayashi, T. Kumagai, S. Tei, R.S. Pungga, T. Yamada, A. Kameda, M. Yanagisawa, K. N. Nasahara, H. Muraoka, K. Ichii, Y. Tokumoto (2023) Prespective: Improving the accuracy of plant phenology observations and land-cover and land-use detection by optical satellite remote-sensing in Asian tropics. Frontiers in Forests and Global Change, 6, https://doi.org/10.3389/ffgc.2023.1106723. (open access)
Nagai S., T. Saitoh, Y. Takeuchi, T. Miura, M. Aiba, H. Kurokawa, Y. Onoda, K. Ichii, K. Nasahara, R. Suzuki (2023) Monitoring of land cover changes and plant phenology by remote-sensing in East Asia. Ecological Research, 38, 111-133. https://doi.org/10.1111/1440-1703.12371 (open access)
Yamamoto Y., K. Ichii, Y. Ryu, M. Kang, S. Maruyama (2022) Uncertainty quantification in land surface temperature retrieved from Himawari-8/AHI data by operational algorithms. ISPRS Journal of Photogrammetry and Remote Sensing, 191, 171-187. https://doi.org/10.1016/j.isprsjprs.2022.07.008 (2022/09) (Open Access)
Kim J.S., J.S. Kug, S. Jeong, J.H. Yoon, N. Zeng, J. Hong, J.H. Jeong, Y. Zhao, X. Chen, M. Williams, K. Ichii, G. Schaepman-Strub (2022) Arctic warming-induced cold damage to East Asian terrestrial ecosystems. Communications Earth & Environment, 3, 16, https://doi.org/10.1038/s43247-022-00343-7. (2022/02)
Nagano H., A. Kotani, H. Mizouchi, K. Ichii, H. Kanamori, T. Hiyama (2022) Contrasting 20-year trends in NDVI at two Siberial larch forests with and without multiyear waterlogging-induced disturbances. Environmental Research Letters, 17, 025003, https://doi.org/10.1088/1748-9326/ac4884 (2022/01)
Smith P., A. Arneth, D.K.A. Barnes, K. Ichii, P.A. Marquet, A. Popp, H.O. Portner, A.D. Rogers, R.J. Scholes, B. Strassburg, J. Wu, H.T. Ngo (2022, in press) How do we best synergise climate mitigation actions to co-benefit biodiversity? Global Change Biology. https://doi.org/10.1111/gcb.16056
Cho S., M. Kang, K. Ichii, J. Kim, J.H. Lim, J.H. Chun, C.W. Park, H.S. Kim, S.W. Choi, S.H. Lee, Y.M. Indrawati, J. Kim (2021) Evaluation of forest carbon uptake in South Korea using national flux tower network, remote sensing, and data-driven technology. Agricultural and Forest Meteorology, 311, 108653, https://doi.org/10.1016/j.agrformet.2021.108653. (2021/12)
Xiao J., J. B. Fisher, H. Hashimoto, K. Ichii, N. C. Parazoo (2021) Emerging satellite observations for diurnal cycling of ecosystem processes. Nature Plants. https://doi.org/10.1038/s41477-021-00952-8. (2021/07)
Patra P.K., T. Hajima, R. Saito, N. Chandra, Y. Yoshida, K. Ichii, M. Kawamiya, M. Kondo, A. Ito, D. Crisp (2021) Evaluation of earth system model and atmospheric inversion using total column CO2 observations from GOSAT and OCO-2. Progress in Earth and Planetary Science, 8, 25, https://doi.org/10.1186/s40645-021-00420-z. (2021/04)
Ito A., K. Ichii (2021) Terrestrial ecosystem model studies and their contributions to AsiaFlux. Journal of Agricultural Meteorology (AsiaFlux special issue), 77, 81-95. https://doi.org/10.2480/agrmet.D-20-00024. (2021/02)
Suzuki K., T. Hiyama, K. Matsuo, K. Ichii, Y. Iijima, D. Yamazaki (2020) Accelerated continental-scale snowmelt and ecohydrological impacts in the four largest Siberian river basins in response to spring warming. Hydrological Processes, 34, 3867-3881, doi:10.1002/hyp.13844. (2020/09)
Ueyama M., K. Ichii, H. Kobayashi, T. Kumagai, J. Beringer, L. Merbold, E. Euskrchen, T. Hirano, L. Belelli Marchesini, D. Baldocchi, T. Saitoh, Y. Mizoguchi, K. Ono, J. Kim, A. Varlagin, M. Kang, T. Shimizu, Y. Kosugi, M. Bret-Harte, T. Machimura, Y. Matsuura, T. Ohta, K. Takagi, S. Takanashi, Y. Yasuda (2020) Inferring CO2 fertilization effect based on global monitoring land-atmosphere exchange with a thretical model. Environmental Research Letters, 15, 084009, doi:10.1088/1748-9326/ab79e5. (2020/07)
Yamamoto Y., K. Ichii, A. Higuchi, H. Takenaka (2020) Geolocation Accuracy Assessment of Himawari-8/AHI Imagery for Application to Terrestrial Monitoring. Remote Sensing, 12(9), 1372; https://doi.org/10.3390/rs12091372.
Jung M., C. Schwalm, M. Migliavacca, S. Walther, G. Camps-Valls, S. Koirala, P. Anthoni, S. Besnard, P. Bodesheim, N. Carvalhais, F. Chevallier, F. Gans, D.S. Groll, V. Haverd, K. Ichii, A.K. Jain, J. Liu, D. Lombardozzi, J.E.M.S. Nabel, J.A. Nelson, M. Pallandt, D. Papale, W. Peters, J. Pongratz, C. Rödenbeck, S. Sitch, G. Tramontana, U. Weber, M. Reichstein, P. Koehler, M. O’Sullivan, and A. Walker (2020) Scaling carbon fluxes from eddy covariance sites to globe: Synthesis and evaluation of the FLUXCOM approach, Biogeosciences, 17, 1343–1365, https://doi.org/10.5194/bg-2019-368.
Kondo M., P.K. Patra, S. Sitch, P. Friedlingstein, B. Poulter, F. Chevallier, P. Ciais, J.G. Canadell, A. Bastos, R. Lauerwald, L. Calle, K. Ichii, P. Anthoni, A. Arneth, V. Haverd, A.K. Jain, E. Kato, M. Kautz. R.M. Law, S. Lienert, D. Lombardozzi, T. Maki, T. Nakamura, P. Peylin, C. Rödenbeck, R. Zhuravlev, T. Saeki, H. Tian, D. Zhu, T. Ziehn (2020) State of the science in reconciling top‐down and bottom‐up approaches for terrestrial CO2 budget. Global Change Biology, 26, 1068–1084, https://doi.org/10.1111/gcb.14917.
Park H., W. Takeuchi, K. Ichii (2020) Satellite-based estimation of carbon dioxide budget in tropical peatland ecosystems. Remote Sensing, 12(2), 250, doi: 10.3390/rs12020250.
Diaz S., J. Settele, E.S. Brondízio, H.T. Ngo, J. Agard, A. Arneth, P. Balvanera, K.A. Brauman, S.H.M. Butchart, K.M.A. Chan, L.A. Garibaldi, K. Ichii, J. Liu, S.M. Subramanian, G.F. Midgley, P. Miloslavich, Z. Molnár, D. Obura, A. Pfaff, S. Polasky, A. Purvis, J. Razzaque, B. Reyers, R.R. Chowdhury, Y.J. Shin, I. Visseren-Hamakers, K. Willis, C.N. Zayas (2019) Pervasive human-driven decline of life on Earth points to the need for transformative change, Science, doi: 10.1126/science.aax3100.
Li S., W. Wang, H. Hashimoto, J. Xiong, T. Vandal,J. Yao, L. Qian, K. Ichii, A. Lyapustin, Y. Wang, R. Nemani (2019) First Provisional Land Surface Reflectance Product from Geostationary Satellite Himawari-8 AHI. Remote Sensing, 11(24), 2990; https://doi.org/10.3390/rs11242990.
Miura T., S. Nagai, M. Takeuchi, K. Ichii, H. Yoshioka (2019) Improved Characterisation of Vegetation and Land Surface Seasonal Dynamics in Central Japan with Himawari-8 Hypertemporal Data. Scientific Report 9, 15692, doi:10.1038/s41598-019-52076-x.
Kang M., K. Ichii, J. Kim, Y.M. Indrawati, J. Park, M. Moon, J.H. Lim, J.H. Chun (2019) New gap-filling strategies for long-period flux data gaps using data-driven approach. Atmosphere, 10, 568.
Xiao J., F. Chevallier, C. Gomez, L. Guanter, A.R. Huete, K. Ichii, W. Ni, Y. Pang, A.F. Rahman, G. Sun, W. Yuan, L. Zhang, X. Zhang (2019) Remote sensing of the terrestrial carbon cycle: A review on 50 years of advances, Remote Sensing of Environment, 223, 111383. https://doi.org/10.1016/j.rse.2019.111383.
Jung M., S. Koirala, U. Weber, K. Ichii, F. Gans, G. Camps-Valls, D. Papale, C. Schwalm, G. Tramontana, M. Reichstein (2019) The FLUXCOM ensemble of global land-atmosphere energy fluxes, Scientific Data. 6:74, doi:10.1038/s41597-019-0076-8.
Ise T., S. Ikeda, S. Watanabe, K. Ichii (2018) Regional-scale data assimilation of a terrestrial ecosystem model: leaf phenology parameters are dependent on local climatic conditions. Frontiers in Environmental Science, 6:95, doi: 10.3389/fenvs.2018.00095.
Kondo M., K. Ichii, P.K. Patra, B. Poulter, L. Calle, C. Koven, T.A.M. Pugh, E. Kato, A. Harper, S. Zaehle, A. Wiltshire (2018) Plant regrowth as a driver of recent enhancement of terrestrial CO2 uptake. Geophysical Research Letters, 45. https:// doi.org/10.1029/2018GL077633.
Kondo M., K. Ichii, P.K. Patra, J.G. Canadell, B. Poulter, S. Sitch, L. Calle, Y.Y. Liu, A.I.J.M. van Dijk, T. Saeki, N. Saigusa, P. Friedlingstein, A. Arneth, A. Harper, A.K. Jain, E. Kato, C. Koven, F. Li, T.A.M. Pugh, S. Zaehle, A. Wiltshire, F. Chevallier, T. Maki, T. Nakamura, Y. Niwa, C. Rödenbeck (2018) Land use change and El Niño-Southern Oscillation drive decadal carbon balance shifts in Southeast Asia. Nature Communications, 9, 1154, doi:10.1038/s41467-018-03374-x.
Suzuki K., K. Matsuo, D. Yamazaki, K. Ichii, Y. Iijima, F. Papa, Y. Yanagi, T. Hiyama (2018) Hydrological Variability and Changes in the Arctic Circumpolar Tundra and the Three Largest Pan-Arctic River Basins from 2002 to 2016. Remote Sensing, 2018, 10, 402.
Takata K., P. Patra, A. Kotani, J. Mori, B. Dmitry, K. Ichii, T. Saeki, T. Ohta,K. Saito, M. Ueyama, A. Ito, S. Maksyutov, S. Miyazaki, E. Burke, A. Ganshin, Y. Iijima, T. Ise, H. Machiya, T. Maximov, Y. Niwa, R. O’ishi, H. Park, T. Sasai, H. Sato, S. Hisashi, R. Zhuravlev, T. Machida, A. Sugimoto, S. Aoki (2017) Reconciliation of top-down and bottom-up CO2 fluxes in Siberian larch forest. Environmental Research Letters, 12, 125012, doi: 10.1088/1748-9326/aa926d.
Patra P.K., D. Crisp, J.W. Kaiser, D. Wunch, T. Saeki, K. Ichii, T. Sekiya, P.O. Wennberg, D.G. Feist, D.F. Pollard, D.W.T. Griffith, V.A. Velazco, M. De Maziere, M.K. Sha, C. Roehl, A. Chatterjee, K. Ishijima (2017) The Orbiting Carbon Observatory (OCO-2) tracks 2–3 peta-gram increase in carbon release to the atmosphere during the 2014–2016 El Niño. Scientific Report, 7, 13567, doi:10.1038/s41598-017-13459-0.
Zscheischler J., M.D. Mahecha, V. Avitabile, L. Calle, N. Carvalhais, P. Ciais, F. Gans, N. Gruber, J. Hartmann, M. Herold, K. Ichii, M. Jung, P. Landschützer,G.G. Laruelle, R. Lauerwald, D. Papale, P. Peylin, B. Poulter, D. Ray, P. Regnier, C. Rödenbeck, R.M. Roman-Cuesta, C. Schwalm, G. Tramontana, A.T. Tyukavina, R. Valentini, G. van der Werf, T.O. West, J.E. Wolf, M. Reichstein (2017) An empirical spatiotemporal description of the global surface-atmosphere carbon fluxes: opportunities and data limitations, Biogeosciences, 14, 3685-3703, doi:10.5194/bg-2016-427.
Koirala S., M. Jung, M. Reichstein, I.E.M. de Graaf, G. Camps-Valls, K. Ichii, D. Papale, B. Raduly, C.R. 5 Schwalm, G. Tramontana, and N. Carvalhais (2017) Global distribution of groundwater-vegetation spatial covariation. Geophysical Research Letters, 44, 4134–4142, doi:10.1002/2017GL072885.
Ichii K., M. Ueyama, M. Kondo, N. Saigusa, J. Kim, Ma. C. Alberto, J. Ardö, E.S. Euskirchen, M. Kang, T. Hirano, J. Joiner, H. Kobayashi, L. B. Marchesini, L. Merbold, A. Miyata, T.M. Saitoh, K. Takagi, A. Varlagin, M. S. Bret-Harte, K. Kitamura, Y. Kosugi, A. Kotani, K. Kumar, S.-G. Li, T. Machimura, Y. Matsuura, Y. Mizoguchi, T. Ohta, S. Mukherjee, Y. Yanagi, Y. Yasuda, Y. Zhang, F. Zhao (2017) New data-driven estimation of terrestrial CO2 fluxes in Asia using a standardized database of eddy covariance measurements, remote sensing data, and support vector regression. Journal of Geophysical Research Biogeosciences. 122, 767–795, doi:10.1002/2016JG003640.
Jung M., M. Reichstein, C.R. Schwalm, C. Huntingford, S. Sitch, A. Ahlström, A. Arneth, G. Camps-Valls, P. Ciais, P. Friedlingstein, F. Gans, K. Ichii, A.K. Jain, E. Kato, D. Papale, B. Poulter, B. Raduly, C. Rödenbeck, G. Tramontana, N. Viovy, Y.-P. Wang, U. Weber, S. Zaehle and N. Zeng (2017) Compensatory water effects link yearly global land CO2 sink changes to temperature. Nature, 514, 516-520, doi:10.1038/nature20780.
Kondo M., T.M. Saitoh, H. Sato, K. Ichii (2017) Comprehensive synthesis of spatial variability in carbon flux across monsoon Asian forests. Agricultural and Forest Meteorology. 232, 623–634, doi: 10.1016/j.agrformet.2016.10.020.
Kondo M., T. Saeki, H. Takagi, K. Ichii, K. Ishijima (2016) The effect of GOSAT observations on estimates of net CO2 flux in semi-arid regions of the Southern Hemisphere. Scientific Online Letters on the Atmosphere (SOLA), 12, 181-186, doi:10.2151/sola.2016-037.
Calle L., J.G. Canadell, P.K. Patra, P. Ciais, K. Ichii, H. Tian, M. Kondo, S. Piao, A. Arneth, A.B. Harper, A. Ito, E. Kato, C. Koven, S. Sitch, N. Vivoy, A. Wiltshire, S. Zaehle, B. Poulter (2016) Regional Carbon Emissions from Land Use and Land Cover Change in Asia, 1980-2009. Environmental Research Letters, 11, 074011, doi:10.1088/1748-9326/11/7/074011.
Tramontana G., M. Jung, G. Camps-Valls, K. Ichii, B. Raduly, M. Reichstein, C.R. Schwalm, M.A. Arain, A. Cescatti, G. Kiely, L. Merbold, P. Serrano-Ortiz, S. Sickert, S. Wolf, D. Papale (2016) Predicting carbon and energy fluxes across global FLUXNET sites with regression algorithms. Biogeosciences, 13, 4291-4313, doi:10.5194/bg-13-4291-2016.
Kobayashi H., A. Yunus, S. Nagai S., K. Sugiura, Y. Kim, B.V. Dam, H. Nagano, D. Zona, Y. Harazono, S. Bret-Harte, K. Ichii, H. Ikawa, H. Iwata, W. Oechel, M. Ueyama, R. Suzuki (2016) Latitudinal gradient of spruce forest understory and tundra phenology in Alaska as observed from satellite and ground-based data. Remote Sensing of Environment 177, 160–170, doi:10.1016/j.rse.2016.02.020.
Miyazaki, S., Saito, K., Mori, J., Yamazaki, T., Ise, T., Arakida, H., Hajima, T., Iijima, Y., Machiya, H., Sueyoshi, T., Yabuki, H., Burke, E. J., Hosaka, M., Ichii, K., Ikawa, H., Ito, A., Kotani, A., Matsuura, Y., Niwano, M., Nitta, T., O’ishi, R., Ohta, T., Park, H., Sasai, T., Sato, A., Sato, H., Sugimoto, A., Suzuki, R., Tanaka, K., Yamaguchi, S., and Yoshimura, K. (2015) The GRENE-TEA model intercomparison project (GTMIP): overview and experiment protocol for Stage 1, Geosci. Model Dev., 8, 2841-2856, doi:10.5194/gmd-8-2841-2015.
Sekizawa R., Ichii K., Kondo M. (2015) Satellite-based detection of evacuation-induced land cover changes around the Fukushima Daiichi Nuclear Power Plant following its disaster, Remote Sensing Letters, 6, 824-833, doi: 10.1080/2150704X.2015.1076207.
Tramontana G., Ichii K., Gamp-Valls G., Tomelleri E., Papale D. (2015) Uncertainty analysis of gross primary production predictions using random forests, remote sensing and eddy-covariance data. Remote Sensing of Environment, 168, 360-373. doi:10.1016/j.rse.2015.07.015.
Kondo M., Ichii K., Takagi H., and Sasakawa M. (2015) Comparison of the data-driven top-down and bottom-up global terrestrial CO2 exchanges: GOSAT CO2 inversion and empirical eddy flux upscaling. J. Geophys. Res. Biogeosci., 120, 1226–1245, doi:10.1002/2014JG002866.
Takagi K., Hirata R., Ide R., Ueyama M., Ichii K., Saigusa N., Hirano T., Asanuma J., Li S.G., Machimura T., Nakai Y., Ohta T., Takahashi Y. (2015) Spatial and seasonal variations of CO2 flux and photosynthetic and respiratory parameters of larch forests in East Asia. Soil Science and Plant Nutrition 61, 61-75, doi: 10.1080/00380768.2014.990349.
Kondo M., Ichii K., Ueyama M. (2015) Impact of anomalous climates on carbon allocation to biomass production of leaves, woody components, and fine roots in a cool-temperate deciduous forest. Agriculture and Forest Meteorology, 201, 38-50, doi:10.1016/j.agrformet.2014.11.005.
Ueyama M., Ichii K., Iwata H., Euskirchen E.S., Donatella Z., Rocha A., Harazono Y., Iwama C., Nakai T., Oechel W. (2014) Change in the surface energy balance in Alaska due to fire and spring warming, based on upscaling eddy covariance measurements, Journal of Geophysical Research Biogeosciences. doi:10.1002/2014JG002717.
Christoffersen, B.O., Restrepo-Coupe N., Arain M.A., Baker I.T., Cestaro B.P., Ciais P., Fisher J.B., Galbraith D.R. Guan X., Gulden L., van den Hurk B., Ichii K., Imbuzeiro H.M., Jain A., Levine N., Miguez-Macho G., Poulter B., Roberti D., Sakaguchi K., Sahoo A., Schaefer K., Shi M., Verbeeck H., Yang Z.L., Araújo A.C., Kruijt B., Manzi A.O., da Rocha H.R., von Randow C., Muza M.N., Borak J., Costa M.H., de Gonçalves G.G., Zeng X., Saleska S.R. (2014) Mechanisms of water supply and vegetation demand govern the seasonality and magnitude of evapotranspiration in Amazonia and Cerrado. Agricultural and Forest Meteorology, 191, 33-50.
Ichii K., Kondo M., Okabe Y., Ueyama M., Kobayashi H., Lee S.-J., Saigusa N., Zhu Z., Myneni R.B. (2013) Recent changes in terrestrial gross primary productivity in Asia from 1982 to 2011. Remote Sensing, 5, 6043-6062.
Kondo M., Ichii K., Ueyama M., Mizoguchi Y., Hirata R., Saigusa N. (2013) Role of carbon flux and pool observations to constrain terrestrial ecosystem model: a case study in disturbed forests in East Asia. Ecological Research, 28, 893-905.
Ueyama M., Ichii K., Iwata H., Euskirchen E.S., Zona D., Rocha A.V., Harazono Y., Iwama C., Nakai T., Oechel W.C. (2013) Upscaling terrestrial carbon dioxide fluxes in Alaska with satellite remote sensing and support vector regression. Journal of Geophysical Research, 118, 1266–1281, doi:10.1002/jgrg.20095.
Randow C., Zeri M., Restrepo-Coupe N., Muza M.N., Gonçalves L.G., Costa M.H., Araujo A.C., Manzi A.O., Rocha H.R., Saleska S.R., Arain M.A., Baker I.T.; Bruno P Cestaro; Bradley Christoffersen; Joshua B Fisher; David Galbraith; Xiaodan Guan; Bart van der Hurk; Ichii K., Imbuzeiro H.; Jain A.; Levine N.; Gonzalo Miguez-Macho; Poulter B., Roberti D.R., Sahoo A., Schaefer K. (2013) Inter-annual variability of carbon and water fluxes in Amazonian forest Cerrado and pasture sites, as simulated by terrestrial biosphere models. Agricultural and Forest Meteorology, 182-183, 145-155.
de Gonçalves L.G.G., Borak J.S., Costa M.H., Saleska S.R., Baker I., Restrepo-Coupe N., Muza M.N., Poulter B., Verbeek H., Fisher J.B., Arain M.A., Arkin P., Cestaro B.P., Christoffersen B., Galbraith D., Guan X., van den Hurk B., Ichii K., Imbuzeiro H.M.A., Jain A.K., Levine N., Lu C., Miguez-Macho G., Roberti D.R., Sahoo A., Sakaguchi K., Schaefer K., Shi M., Shuttleworth W.J., Tian H., Yang Z.L., Zeng X. (2013) Overview of the Large Scale Biosphere-Atmosphere Experiment in Amazonia Data Model Intercomparison Project (LBA-DMIP). Agricultural and Forest Meteorology, 182-183, 111-127.
Lee Y.H., Lim H.J., Ichii K., Li Y.N. (2013) Evaluation of the community land model 3.5 with carbon and nitrogen cycles (CLM3.5CN) at a Tibetan grassland site. Asia-Pacific Journal of Atmospheric Sciences, 49, 561-570.
Ichii K., Kondo M., Lee Y.H., Wang S.Q., Kim J., Ueyama M., Lim H.J., Shi H., Suzuki T., Ito A., Ju W., Huang M., Sasai T., Asanuma J., Han S.J., Hirano T., Hirata R., Kato T., Kwon H., Li S.G., Li Y.N., Maeda T., Miyata A., Matsuura Y., Murayama S., Nakai Y., Ohta T., Saitoh T.M., Saigusa N., Takagi K., Tang Y.H., Wang H.M., Yu G.R., Zhang Y.P., Zhao F.H. (2013) Site-level model-data synthesis of terrestrial carbon fluxes in the CarboEastAsia eddy covariance observation network: Toward future modeling efforts. Journal of Forest Research, 18, 13-20.
Ueyama M., Kai A., Ichii K., Hamotani K., Kosugi Y., Monji N. (2011) The sensitivity of carbon sequestration to harvesting and climate conditions in a temperate cypress forest. Ecological Modelling, 222, 3216-3225.
Sasai T., Saigusa N., Nasahara N.K., Ito A., Hashimoto H., Nemani R., Hirata R., Ichii K., Takagi K., Saitoh T.M., Ohta T., Murakami K. Yamaguchi Y., Oikawa T. (2011) Satellite-driven estimation of terrestrial carbon flux over Far East Asia with 1-km grid resolution. Remote Sensing of Environment, 115, 1758-1771.
Wang W., Dungan J., Hashimoto H., Michaelis A.R., Milesi C., Ichii K., Nemani R.R. (2011) Diagnosing and assessing uncertainties of terrestrial ecosystem models in a multi-model ensemble experiment: 2. Carbon balance, Global Change Biology, 17, 1350-1366.
Wang W., Dungan J., Hashimoto H., Michaelis A.R., Milesi C., Ichii K., Nemani R.R. (2011) Diagnosing and assessing uncertainties of terrestrial ecosystem models in a multi-model ensemble experiment: 1. Primary production, Global Change Biology, 17, 1367-1378.
Ueyama M., Harazono Y., Ichii K. (2010) Satellite-based modeling of the carbon fluxes in mature black spruce forests in Alaska: a synthesis of the eddy covariance data and satellite remote sensing data, Earth Interactions, 14, 1–27, doi: 10.1175/2010EI319.1.
Suzuki T., Ichii K. (2010) Evaluation of a terrestrial carbon cycle submodel in an earth system model using networks of eddy covariance observations, Tellus 62B, 729–742.
Ichii K., Suzuki T., Kato T., Hajima T., Ueyama M., Sasai T., Hirata R., Saigusa N., Ohtani Y., Takagi K. (2010) Multi-model analysis of terrestrial carbon cycles in Japan: Limitations and implications of model calibration using eddy flux observations. Biogeosciences, 7, 2061-2080.
Ito A., Ichii K., Kato T. (2010) Spatial and temporal patterns of soil respiration over the Japanese Archipelago: A model intercomparison study. Ecological Research 25, 1033-1044.
Ueyama, M., Ichii K., Hirata R., Takagi K., Asanuma J., Machimura T., Nakai Y., Saigusa N., Takahashi Y., Hirano T. (2010) Simulating carbon and water cycle at larch forests in East Asia by the Biome-BGC model with AsiaFlux data. Biogeosciences, 7, 959-977.
Saigusa N., Ichii K., Murakami H., Hirata R., Asanuma J, Den H., Han S.J., Ide R., Li S.G., Ohta T., Sasai T., Wang S.Q., Yu G.R. (2010) Impact of meteorological anomalies in summer 2003 on Gross Primary Productivity in East Asia. Biogeoscience, 7, 641-655.
Hashimoto H., Melton F., Ichii K., Milesi C., Wang W., Nemani R.R. (2010) Evaluating the impacts of climate and elevated CO2 on tropical rainforests of the western Amazon basin using ecosystem models and satellite data. Global Change Biology 16, 255-271
Ichii K., Wang W., Hashimoto H., Yang F., Votava P., Michaelis A.R., Nemani R.R. (2009) Refinement of rooting depths using satellite-based evapotranspiration seasonality for ecosystem modeling in California. Agricultural and Forest Meteorology, 149, 1907-1918.
Wang W., Ichii K., Hashimoto H., Michaelis A.R., Thornton P.E., Nemani R.R. (2009) A Hierarchical analysis of terrestrial ecosystem model Biome-BGC: Equilibrium analysis and model calibration. Ecological Modelling, 220, 2009-2023.
Yang F., Zhu A.X., Ichii K., White M.A., Hashimoto H., Nemani R.R. (2008) Assessing the representativeness of the Ameriflux network using MODIS and GOES data. Journal of Geophysical Research, 113, G04036, doi:10.1029/2007JG000627.
Huete A.R., Restrepo-Coupe N., Ratana P., Didan K., Saleska S.R., Ichii K., Panuthai S., Gamo M. (2008) Multiple site tower flux and remote sensing comparisons of tropical forest dynamics in monsoon Asia. Agricultural and Forest Meteorology, 148, 748-760.
Ichii K., White M.A., Votava P., Michaelis A., Nemani R.R. (2008) Evaluation of snow models in terrestrial biosphere models using gound observation and satellite data: Impact on terrestrial ecosystem processes. Hydrological Processes, 22, 347-355.
Myneni R.B., Yang W., Nemani R.R., Huete A.R., Dickinson R.E., Knyazikhin Y., Didan K., Fu R., Juarez R.I.N., Saatchi S.S., Hashimoto H., Ichii K., Shabanov N.V., Tan B., Ratana P., Privette J.L., Morisette J.T., Vermote E.F., Roy D.P., Wolfe R.E., Friedl M.A., Running S.W., Votava P., El-Saleous N., Devadiga S., Su Y., Salomonson V.V. (2007) Large seasonal swingings in leaf area of Amazon rainforests. Proceedings of the National Academy of Science of the United States of America 104, 4820-4823.
Nagai S., Ichii K., Morimoto H. (2007) Interannual variations in vegetation activities and climate variability caused by ENSO in tropical rainforests. International Journal of Remote Sensing, 28, 1285-1297.
Ichii K., Hashimoto H., White M.A., Potter C.S., Hutyra L.R., Huete A.R., Myneni R.B., Nemani R.R. (2007) Constraining rooting depths in tropical rainforests using satellite data and ecosystem modeling for accurate simulation of GPP seasonality, Global Change Biology, 13, 67-77.
Yang F., Ichii K., White M.A., Hashimoto H., Michaelis A.R., Votava P., Zhu A.X., Huete A.R., Running S.W., Nemani R.R. (2007) Developing a continental-scale measure of gross primary production by combining MODIS and AmeriFlux data through Support Vector Machine approach. Remote Sensing of Environment 110, 109-122.
Yang F., White M., Michaelis A., Ichii K., Hashimoto H., Votava P., Zhu A.X., Nemani R.R. (2006) Prediction of continental scale evapotranspiration by combining MODIS and AmeriFlux data through Support Vector Machine. IEEE Transactions on Geoscience and Remote Sensing, 44(11), 3452-3461.
Sasai T., Ichii K., Nemani R.R., Yamaguchi Y. (2005) Simulating terrestrial carbon fluxes using the new biosphere model “biosphere model integrating eco-physiological and mechanistic approaches using satellite data” (BEAMS). Journal of Geophysical Research, 110, G02014, doi:10.1019/2005JG000045.
Nagai, S., Ichii K., Morimoto H. (2005) Relationship between interannual variations in satellite-based vegetation index and ENSO phase over tropical forests. Journal of Agricultural Meteorology, 60(6), 1211-1214.
Ichii K., Hashimoto H., Nemani R., White M. (2005) Modeling the interannual variability and trends in gross and net primary productivity of tropical forests from 1982 to 1999. Global and Planetary Change, 48, 274-286.
Ichii K., Maruyama M., Yamaguchi Y. (2003) Multitemporal analysis of deforestation in Rondonia State in Brazil using Landsat MSS, TM, ETM+, and NOAA AVHRR imagery, and its relationships to changes in the local hydrological environment. International Journal of Remote Sensing, 24, 4467-4479.
Ichii K., Matsui Y., Murakami K., Mukai T., Yamaguchi Y., Ogawa K. (2003) A simple global carbon and energy coupled cycle model for global warming simulation: Sensitivity to the light saturation effect. Tellus, 55B, 676-691.
Ichii, K., A., Yamaguchi Y. (2002) Global correlation analysis for NDVI and climatic variables and NDVI trends; 1982 to 1990. International Journal of Remote Sensing, 23, 3873-3878.
Ichii K., Matsui Y., Yamaguchi Y., Ogawa K. (2001) Comparison of global net primary production trends obtained from satellite based normalized difference vegetation index and carbon cycle model. Global Biogeochemical Cycles, 15, 351-364.
Kawabata A., Ichii K., Yamaguchi Y. (2001) Global monitoring of the interannual changes in vegetation activities using NDVI and its relationships to temperature and precipitation. International Journal of Remote Sensing, 22, 1377-1382.
IPBES Assessment Reports (etc.)
Pörtner, H.O., Scholes, R.J., Agard, J., Archer, E., Arneth, A., Bai, X., Barnes, D., Burrows, M., Chan, L., Cheung, W.L., Diamond, S., Donatti, C., Duarte, C., Eisenhauer, N., Foden, W., Gasalla, M. A., Handa, C., Hickler, T., Hoegh-Guldberg, O., Ichii, K., Jacob, U., Insarov, G., Kiessling, W., Leadley, P., Leemans, R., Levin, L., Lim, M., Maharaj, S., Managi, S., Marquet, P. A., McElwee, P., Midgley, G., Oberdorff, T., Obura, D., Osman, E., Pandit, R., Pascual, U., Pires, A. P. F., Popp, A., ReyesGarcía, V., Sankaran, M., Settele, J., Shin, Y. J., Sintayehu, D. W., Smith, P., Steiner, N., Strassburg, B., Sukumar, R., Trisos, C., Val, A.L., Wu, J., Aldrian, E., Parmesan, C., Pichs-Madruga, R., Roberts, D.C., Rogers, A.D., Díaz, S., Fischer, M., Hashimoto, S., Lavorel, S., Wu, N., Ngo, H.T. 2021. IPBES-IPCC co-sponsored workshop report on biodiversity and climate change; IPBES and IPCC. DOI:10.5281/zenodo.4782538.
IPBES (2019): Summary for policymakers of the global assessment report on biodiversity and ecosystem services of the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services. (eds.) S. Díaz, J. Settele, E.S. Brondízio, H.T. Ngo, M. Guèze, J. Agard, A. Arneth, P. Balvanera, K.A. Brauman, S.H.M. Butchart, K.M.A. Chan, L.A. Garibaldi, K. Ichii, J. Liu, S.M. Subramanian, G.F. Midgley, P. Miloslavich, Z. Molnár, D. Obura, A. Pfaff, S. Polasky, A. Purvis, J. Razzaque, B. Reyers, R. Roy Chowdhury, Y.J. Shin, I.J. Visseren-Hamakers, K.J. Willis, and C.N. Zayas (eds.). IPBES secretariat, Bonn, Germany. 56 pages.
Ichii K., Z. Molnar, D. Obura, A. Purvis, K. Willis, N. Chettri, E. Dulloo, A. Hendry, B. Gabrielyan, J. Gutt, U. Jacob, E. Keskin, A. Niamir, B. Öztürk, P. Jaureguiberry, R. Salimov (2019) Chapter 2.2 Status and Trends – Nature. (In) IPBES Global Assessment of Biodiversity and Ecosystem Services, IPBES, Bonn, Germany.
Nemani, R., Votava, P., Michaelis, A., White, M., Melton, F., Milesi C., Pierce L., Golden, K., Hashimoto, H., Ichii, K., Johnson, L., Jolly, M., Myneni, R., Tague, C., Coughlan J. and Running S. (2007) Remote sensing methodologies for ecosystem management. In: Food and Water Security, Taylor and Francis.
Fadli A.H., A. Kosugo, K. Ichii, R. Ramli (2019) Satellite-based monitoring of forest cover change in indonesia using google earth engine from 2000 to 2016. Journal of Physics: Conference Series, 1317 012046. doi:10.1088/1742-6596/1317/1/012046.
Ichii K., Kondo M., Ueyama M. (2018) Current status of empirical estimates of terrestrial carbon and water cycles using eddy-covariance network and remote sensing data, iLEAPS Newsletter Asia Special Issue (March 2018)
Ichii, K., Ju W., Cheng K.S., Zhou G., Niu S., Lee Y.H., Lai Y.F.D. (2015) Synthesis and assessment of carbon and water budget: current and future aspects. AsiaFlux Newsletter, 38, 25-27.
Saigusa N., Ichii K., Ogawa A. (2011) CarboEastAsia Workshop 2011. Data-Model Synthesis for Quantifying Carbon Budget in East Asia. Feb 22-23, 2011 in Tokyo, Japan, AsiaFlux Newsletter, 33, 4-5.
Hong J., Kwon H., Kim M.K., Lim J., Ha K., Kim S., Hong S., Lee J., Choi T., Kim K.R., Lee G., Lee N., Oh H., Jang K., Chung U., Lee Y., Ichii K., Byun Y.H., Seol K., Jang J., Hong K., Kim H., Kim J. Meeting Summary: The first domestic expert workshop on surface flux measurement and modeling., Atmosphere, 19(3), 237-242. (in Korean)
Ichii K., Saigusa N., Ogawa A. Workshop summary: CarboEastAsia Workshop 2009 “Toward Integration of field observations, remote sensing, and modeling” February 18-19, 2009 in Tsukuba, Japan. AsiaFlux Newsletter.