Spatial and Temporal Trends in terrestrial Ecosystems Net primary Production: A Model-Data Comparison

Rashid Rafique1, Ghassem Asrar2, Fang Zhao3, Ning Zeng3 and Terrestrial Ecosystem Modeling Team, (1)JGCRI/PNNL, College Park, MD, United States, (2)Joint Global Change Research Institute, College Park, MD, United States, (3)University of Maryland College Park, College Park, MD, United States