Site-level evaluation of satellite-based global terrestrial gross primary production and net primary production monitoring

David P. Turner, William D. Ritts, Warren B. Cohen, Thomas K. Maeirsperger, Stith T. Gower, Al A. Kirschbaum, Steve W. Running, Maosheng Zhao, Steven C. Wofsy, Allison L. Dunn, Beverly E. Law, John L. Campbell, Walter C. Oechel, Hyo Jung Kwon, Tilden P. Meyers, Eric E. Small, Shirley A. Kurc, John A. Gamon