Department of Geography and Resource Management (GRM), The Chinese University of Hong Kong

Prof. LAI Yuk Fo, Derrick

Faculty Member

Prof. LAI Yuk Fo, Derrick

Associate Professor

BSSc, MPhil (CUHK)
PhD (McGill)

(852) 3943-6528


Assessing the Contribution of Coastal Wetlands on Lantau Island to Carbon Sequestration in Hong Kong, Principal Investigator, Lantau Conservation Fund, Sustainable Lantau Office, 05/2023-04/2026, HK$ 2,494,740

Are Tree Stems Significant Methane Sources in the Subtropical Estuarine Mangrove?, Principal Investigator, General Research Fund, Research Grants Council of Hong Kong, 01/2022-12/2024, HK$ 1,175,632

Is There a Functional Microphytobenthos in Tropical Mangrove Ecosystems?, Principal Investigator, General Research Fund, Research Grants Council of Hong Kong, 01/2021-12/2023, HK$ 996,285

Effects of Experimental Litterfall and Throughfall Manipulations on Soil Greenhouse Gas Exchange in a Subtropical Secondary Forest, Principal Investigator, General Research Fund, Research Grants Council of Hong Kong, 01/2016-12/2018, HK$ 706,972

Soil Respiration in a Subtropical Secondary Forest in Hong Kong: Temporal Variations and the Effects of Climate Change, Principal Investigator, General Research Fund, Research Grants Council of Hong Kong, 01/2015-12/2017, HK$ 680,683

Biosphere-Atmosphere Exchange of Greenhouse Gases in a Subtropical Mangrove Wetland in Hong Kong, Principal Investigator, Early Career Scheme, Research Grants Council of Hong Kong, 01/2014-12/2017, HK$ 1,749,000

A Comparison of Carbon Storage in Coastal Wetland Soils Between Hong Kong and Germany, Principal Investigator, Germany/Hong Kong Joint Research Scheme 2013/14, Research Grants Council of Hong Kong and Germany Academic Exchange Service (DAAD), 01/2014-12/2015, HK$ 89,600


Please see my Google Scholar profile for the full list of publications.

Edited book

  • Ouyang, X., Lee, S.Y., Lai, D.Y.F., & Marchard, C. (Eds.) (2022). Carbon Mineralization in Coastal Wetlands: From Litter Decomposition to Greenhouse Gas Dynamics. Oxford, United Kingdom: Elsevier. doi: 1016/C2018-0-05009-4.

Journal papers

  • Liu, J., Valach, A., Baldocchi, D., & Lai, D.Y.F. (2022). Biophysical controls of ecosystem-scale methane fluxes from a subtropical estuarine mangrove: Multiscale, nonlinearity, asynchrony and causality. Global Biogeochemical Cycles, 36(6), e2021GB007179, doi: 10.1029/2021GB007179.
  • Zhou, T., Liu, J., Lie, Z., & Lai, D.Y.F. (2022). Effects of applying different carbon substrates on nutrient removal and greenhouse gas emissions by constructed wetlands treating carbon-depleted hydroponic wastewater. Bioresource Technology, 357, 127312, doi: 10.1016/j.biortech.2022.127312.
  • Cui, J., Lam, S.K., Xu, S., & Lai, D.Y.F. (2022). The response of soil-atmosphere greenhouse gas exchange to changing plant litter inputs in terrestrial forest ecosystems. Science of the Total Environment, 838, 155995, doi: 10.1016/j.scitotenv.2022.155995.
  • Cui, J., Glatzel, S., Bruckman, V.J., Wang, B., & Lai, D.Y.F. (2021). Long-term effects of biochar application on greenhouse gas production and microbial community in temperate forest soils under increasing temperature. Science of the Total Environment, 767, 145021, doi: 10.1016/j.scitotenv.2021.145021.
  • Law, M.M.S., & Lai, D.Y.F. (2021). Impacts of wetting-drying cycles on short-term carbon and nitrogen dynamics in Amynthas earthworm casts. Pedosphere, 31(3), 423-432, doi: 10.1016/S1002-0160(20)60081-9.
  • Yang, P., Huang, J., Tan, L., Tong, C., Jin, B., Hu, B., Gao, C., Yuan, J., Lai, D.Y.F., & Yang, H. (2021). Large variations in indirect N2O emission factors (EF5) from coastal aquaculture systems in China from plot to regional scales. Water Research, 200, 117208, doi: 10.1016/j.watres.2021.117208.
  • Yang, P., Yang, H., Sardans, J., Tong, C., Zhao, G., Peñuelas, J., Li, L., Zhang, Y., Tan, L., Chun, K.P., & Lai, D.Y.F. (2020). Large spatial variations in diffusive CH4 fluxes from a subtropical coastal reservoir affected by sewage discharge in southeast China. Environmental Science & Technology, 54(22), 14192-14203, doi: 10.1021/acs.est.0c03431.
  • Liu, J., Zhou, Y., Valach, A., Shortt, R., Kasak, K., Rey-Sanchez, C., Hemes, K.S., Baldocchi, D., & Lai, D.Y.F. (2020). Methane emissions reduce the radiative cooling effect of a subtropical estuarine mangrove wetland by half. Global Change Biology, 26(9), 4998-5016, doi: 10.1111/gcb.15247.
  • Liu, J., & Lai, D.Y.F. (2019). Subtropical mangrove wetland is a stronger carbon dioxide sink in the dry than wet seasons. Agricultural and Forest Meteorology, 278, 107644, doi: 10.1016/ j.agrformet.2019.107644.
  • Liu, J., Hartmann, S.C., Keppler, F., & Lai, D.Y.F. (2019). Simultaneous abiotic production of greenhouse gases (CO2, CH4, and N2O) in subtropical soils. Journal of Geophysical Research: Biogeosciences, 124(7), 1977-1987, doi: 10.1029/2019JG005154.

Teaching Fields

  • Global Change and Ecosystem Ecology
  • Soil Science
  • Physical Geography

Research interests

  • Carbon Cycling in Terrestrial and Wetland Ecosystems
  • Urban Ecology and Biogeochemistry
  • Ecosystem Restoration and Management
  • Soils and the Environment
  • Sustainable Agriculture

Services/ Posts

  • Director, Physical Geography Experimental Station, GRM
  • Director, Center for Environmental Policy and Resource Management, CUHK
  • Chair, Research Committee, GRM
  • Chair, Environment and Sustainable Environment Committee, Chung Chi College
  • Associate Editor, Mires and Peat
  • Associate Editor, Frontiers in Forests and Global Change
  • Associate Editor, Frontiers in Soil Science
  • Editorial Board Member, Frontiers in Earth Science
  • Editorial Board Member, Sustainability
  • Member, World Wide Fund for Nature Hong Kong (WWF-HK) Mai Po Management Committee
  • Member, Hong Kong Diploma of Secondary Education (HKDSE) Geography Subject Committee


Carbon cycling in wetland and terrestrial ecosystems

Biogeochemical cycling & ecosystem services in urban environments

Impacts of climate change and human activities on ecosystem carbon and nutrient dynamics