Matt Williams
(Woods Hole)
Basic Question
Summary of Problem NEE/GPP
A Miscellany of Models
Photosynthesis Model Attributes
Components of Ecosystem Respiration
Respiration Models
Modeling NEE-Summary
Measured vs. Modelled GPP
Is the current modeling approach a problem? AmeriFlux Goals
Is the current modeling approach a problem? Respiratory Fluxes
Achieving AmeriFlux Goals Requires Process Understanding
Ecosystem Respiration: Current Approaches for Modelers
Possible Solutions: Sub-canopy and LE data
Long-term Solutions: Process Models of Respiration
How do we progress from the phenomenological model to the process model?
Next Steps
Measured vs. Modelled NEE