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被国内外誉为“绿色长城”的三北防护林工程是我国人民的伟大创举，当之无愧地成为“世界生态工程之最”，它以横跨风沙危害、水土流失严重的西北、华北、东北１３个省、市、自治区的５１２个县（旗）的浩大规模和特有的生态效益，治理着这一地区的生态环境。这里向您介绍...
The Three-North Shelterbelt Project, hailed as the “Great Wall of Great Greens” at home and abroad, is a great undertaking by our people and deservedly become “the most ecological engineering in the world.” It covers 13 northwestern, northwestern and northeastern China regions with serious soil erosion, The vast scale and unique ecological benefits of 512 counties (banners) in provinces, municipalities and autonomous regions govern the ecological environment in this area. Here to introduce you to ...