The Global Croplands project has data on NASA's Land Processes Distributed Active Archive Center (LP DAAC). LP DAAC is located within USGS's Earth Resources Observation and Science (EROS) Center. To Download Data, you will need to log-in or sign up for an account. You can create an account here. Currently, the GFSAD30 project has two data sets available for download.
|Product||Full Name||Documentation Link||Data Link|
|GFSADCD1KM||GCE 1km Crop Dominance||Readme||Download|
|GSFADCM1KM||GCE 1km Multi-Study Crop Mask||Readme||Download|