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The California State University


  • Rambo, J., C. Lai, J. Farlin, M. Schroeder and K. Bible. 2011. On-site calibration for high precision measurements of water vapor isotope ratios using off-axis cavity-enhanced absorption spectroscopy. Journal of Atmospheric and Oceanic Technology doi:10.1175/JTECH-D-11-00053.1.

  • Dang, X., C. Lai, D. Hollinger, A. Schauer, J. Xiao, W. Munger, C. Owensby and J.R. Ehleringer. 2011. Combining tower mixing ratio and community model data to estimate regional-scale net ecosystem carbon exchange by boundary layer inversion over 4 flux towers in the U.S.A. Journal of Geophysical Research-Biogeosciences 116: G03036.

  • Lemons, G., R. Lewison, L. Komoroske, A. Gaos, C. Lai, P. Dutton, T. Eguchi, R. LeRoux and J. Seminoff. 2011. Trophic ecology of green sea turtles in a highly urbanized bay. Journal of Experimental Marine Biology & Ecology 405: 25-32.

  • Lai, C. and J. Ehleringer. 2011. Deuterium excess reveals diurnal sources of water vapor in forest air. Oecologia (Berlin): 213-223.

  • Farlin, J., L. Lewis, T. Anderson and C. Lai. 2010. Functional diversity of amphipods revealed by stable isotopes. Marine Ecology Progress Series 420: 277–281.

  • Sun, J., S. Oncley, S. Burns, B. Stephens, D. Lenschow, T. Campos, R. Monson, D. Schimel, W. Sacks and S. De Wekker. 2010. multiscale and multidisciplinary investigation of ecosystem-atmosphere CO2 exchange over the Rocky Mountains of Colorado. Bulletin of the American Meteorological Society 91: 209-230.

  • Lai, C., J. Ometto, J. Berry, L. Martinelli, T. Domingues and J.R. Ehleringer. 2008. Lifeform-specific variations in leaf water 18O enrichment in Amazonian vegetation. Oecologia 157: 197-210.

  • Alstad, K., C. Lai, L. Flanagan and J. Ehleringer. 2007. Environmental controls on the carbon isotope composition of ecosystem-respired CO2 in contrasting forest ecosystems in Canada and the USA. Tree Physiology: 1361-1374.

  • Lai, C., W. Riley, C. Owensby, J. Ham, A. Schauer and J.R. Ehleringer. 2006. Seasonal and interannual variations of carbon and oxygen isotopes of respired CO2 in a tallgrass prairie: Measurements and modeling results from three years with contrasting water availability. Journal of Geophysical Research-atmosphere 111: D08S06.

  • Lai, C., A. Schauer, C. Owensby, J. Ham, B. Helliker, P. Tans and J.R. Ehleringer. 2006. Regional CO2 fluxes inferred from mixing ratio measurements: estimates from flask air samples in central Kansas, USA. Tellus 58B: 523-536.

  • Lai, C., J.R. Ehleringer, B. Bond and K. Paw U. 2006. Contributions of evaporation, isotopic non-steady state transpiration, and atmospheric mixing on the d18O of water vapor in Pacific Northwest coniferous forests. Plant, Cell and Environment 29: 77-94.

  • Lai, C., J.R. Ehleringer, A. Schauer, P. Tans, D. Hollinger, K. Paw U, W. Munger and S. Wofsy. 2005. Canopy-scale d13C of photosynthetic and respiratory CO2 fluxes: observations in forest biomes across the United States. Global Change Biology 11: 633-643.

  • Lai, C., J.R. Ehleringer, P. Tans, S. Wofsy, S. Urbanski and D. Hollinger. 2004. Estimating photosynthetic 13C discrimination in terrestrial CO2 exchange from canopy to regional scales. Global Biogeochemical Cycles 18: GB1041.

  • Li, S., C. Lai, T. Yokoyama and T. Oikawa. 2003. Carbon dioxide and water vapor exchange over a Miscanthus-type grassland. Ecological Research: 661-675.

  • Lai, C., G. Katul, J. Butnor, M. Siqueira, D. Ellsworth, C. Maier, K. Johnson, S. McKeand and R. Oren. 2002. Modelling the limits on the response of net carbon exchange to fertilization in a south-eastern pine forest. Plant Cell Environ 25: 1095-1119.

  • Schafer, K., R. Oren, C. Lai and G. Katul. 2002. Hydrologic balance in an intact temperate forest ecosystem under ambient and elevated atmospheric CO2 concentration. Global Change Biology 8: 895-911.

  • Lai, C., G. Katul, J. Butnor, D. Ellsworth and R. Oren. 2002. Modelling night-time ecosystem respiration by a constrained source optimization method. Global Change Biology 8: 124-141.

  • Siqueira, M., G. Katul and C. Lai. 2002. Quantifying net ecosystem exchange by multilevel ecophysiological and turbulent transport models. Advances in Water Resources 25: 1357-1366.

  • Schafer, K., R. Oren, C. Lai and G. Katul. 2002. Hydrologic balance in an intact temperate forest ecosystem under ambient and elevated atmospheric CO2 concentration. Global Change Biology 8: 895-911.

  • Lai, C. 2001. role of carbon dioxide and water vapor in biosphere-atmosphere exchange. .

  • Katul, G., D. Ellsworth and C. Lai. 2000. Modeling assimilation and intercellular CO2 from measured conductance: a synthesis of approaches. Plant Cell Environ 23: 1313-1328.

  • Lai, C., G. Katul, R. Oren, D. Ellsworth and K. Schäfer. 2000. Modeling CO2 and water vapor turbulent flux distributions within a forest canopy. Journal of Geophysical Research 105: 26333-26351.

  • Lai, C. and G. Katul. 2000. The dynamic role of root-water uptake in coupling potential to actual transpiration. Advances in Water Resources 23: 427-439.

  • Lai, C., G. Katul, D. Ellsworth and R. Oren. 2000. Modeling vegetation-atmosphere CO2 exchange by a coupled Eulerian-Lagrangian approach. Boundary-Layer Meteorology 95: 91-122.

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Educational Background

  • 2001 – Ph.D., Duke University (Environmental Science)

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  • DOE: Understanding Seasonality and Interannual Variability of Biosphere-Atmosphere 13CO2 Exchange in the Southeastern Region of the United States

  • DOE: Improving representation of drought stress and fire emissions in climate carbon models: measurements and modeling with a focus on the western U.S.A.

  • NSF: An improved understanding of water isotope fractionation in atmospheric vapor and its source

  • San Diego Unified Port District: Using Isotopes and Element Analysis to Understand the Impact of Trophic Structure and Contaminants on Threatened and Endangered Species in San Diego Bay

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Positions & Honors

  • 2006 – Taiwan Outstanding Scholar Fellowship, Ministry of Education, Taiwan

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