1997年8月5日,江泽民总书记发出了“大抓植树造林,绿化荒漠”,“再造山川秀美的西北地区”的伟大号召。五年来,国家采取了许多强有力的措施,制定颁发了《中华人民共和国防沙治沙法》(以下简称《防沙治沙法》),启动了退耕还林工程、三北四期工程、京津风沙源治理工程,加大了防沙治沙的国家投入,西部地区以防沙治沙为主要内容的生态建设如火如荼,部 On August 5, 1997, General Secretary Jiang Zemin issued the great call of “catching trees and afforestation, greening the desert,” and “rebuilding the beautiful northwestern region.” Over the past five years, the state has adopted many powerful measures to formulate and issue the “Law of the People’s Republic of China on Desertification and Desertification Control” (hereinafter referred to as the “Sand Prevention and Control Law”), started the project of returning farmland to forestry, Beijing and Tianjin sandstorm source management project, increased investment in preventing desertification of the state, the western region to combat desertification as the main content of ecological construction in full swing, the Ministry