摘要
土地荒漠化是我国21世纪最为突出的环境问题,是近几年来水旱灾害频发和沙尘风暴加剧的根源,成为中华民族的心腹大患。在分析了国内有关资料的基础上,归纳总结了建国50年来退耕还林工程建设发展的5个阶段,可供决策部门在制订计划时参考。
In China, land desertification is the most outstanding problem in the 21st century and the source of disaster of flood, drought and sand storm. Based on the analysis of the data at home, the authors summed up five stages of the project of Converting Slope Farmland Into Forest and Grassland since 1949, which could be provided reference for the departments of decision-making.
出处
《水土保持研究》
CSCD
2004年第1期106-109,共4页
Research of Soil and Water Conservation
基金
国家自然科学基金退耕还林还草下流域生态经济系统演变规律和建设模式(40271053)资助
关键词
退耕还林(草)工程
发展阶段
生态环境建设
converting slope farmland into forest and grassland
stage
eco-environment construction
