Global rain-fed, irrigated, and paddy croplands: a new high resolution map derived from remote sensing, crop inventories and climate data, J Meghan Salmon, Mark A. Friedl, Dominik Wisser, Steve Frolking, Ellen M. Douglas
Earth Sciences

Greenness indices from digital cameras predict the timing and seasonal dynamics of canopy-scale photosynthesis, Michael Toomey, Mark A. Friedl, Steve Frolking, Koen Hufkens, Stephen Klosterman, Oliver Sonnentag, Dennis D. Baldocchi, Carl J. Bernacchi, Sebastien C. Biraud, Gil Bohrer, Edward Brzostek, Sean P. Burns, Carole Coursolle, David Y. Hollinger, Hank Margolis, Harry McCaughey, Russell K. Monson, J W. Munger, Stephen Pallardy, Richard P. Phillips, Margaret S. Torn, Sonia Wharton, Marcelo Zeri, Andrew D. Richardson
Earth Sciences

Direct human influence on atmospheric CO2 seasonality from increased cropland productivity, Josh M. Gray, Steve Frolking, Eric A. Kort, Deepak K. Ray, Christopher J. Kucharik, Navin Ramankutty, Mark A. Friedl
Earth Sciences