Authors
| Rainforest Action Network (1) | Ramirez, Pedro (1) | Randolph, J. W. (1) |
| Range Resources (1) | Ratcliffe, R. G. (1) | Raul Grijalva (1) |
| rebelliouspixels (1) | Recotta, Bob (1) | Red Lodge Clearinghouse (1) |
| Reilly, Maureen (1) | REP America (2) | Repanshek, Kurt (1) |
| Restuccia, Andrew (1) | Revkin, Andrew (1) | Richard W. Hazlett (1) |
| Riverkeeper (1) | Robbins, Jim (1) | Roberts, David (2) |
| Roberts, Janet (1) | Robison, Daniel (1) | Rogers, Marvin S. (1) |
| Roselle, Mike (1) | Rubin, Sally (1) | Rudolf, John Collins (2) |
| Ruskin, William (1) | Ryan, Joe (1) | |
