2001年3月,随着九届人大四次会议通过的《中华人民共和国国民经济和社会发展第十个五年计划纲要》,退耕还林工程成为继天然林保护工程之后我国生态环境建设的又一重大举措。实践证明,无论从生态保护角度还是经济发展角度来看,退耕还林工程的实施都具有其必然性和可行性。 In March 2001, following the Fourth Outline of the 10th Five-year Plan for National Economic and Social Development of the People’s Republic of China adopted at the Fourth Session of the Ninth NPC, the program of returning farmland to forestry became the second phase of the 10th Five-Year Plan for National Economic and Social Development of the People’s Republic of China after the natural forest protection project A major move. Practice shows that the implementation of the project of returning the grain plots to forestry has its inevitability and feasibility both in terms of ecological protection and economic development.