Research Advances in Evaluation on Ecological Benefits on "Grain for Green" Program

Based on literature review and discussion about the concept of "Grain for Green" program, the necessity and the urgency to evaluate the ecological benefits of the project were analyzed, and the present status and the research methodology for evaluation on ecological benefits produced by the program of "Grain for Green" both at home and abroad were elaborated. The problems occurred in the benefit evaluation on the program were analyzed, and the relevant development tendency was discussed.