土地沙化,是一个历史演进的过程,却也与当地落后的生产水平有很大的关系。为了获得基本的生存保障,农民迫不得已打井开荒。如此,却造成了土地沙化,给自己的家乡带来了生存的威胁。植树造林,投入10元即可为西部贫困地区捐植一棵生态经济树,每株生态经济树一年可吸收二氧化碳1.66千克。而6660元即可资助一个贫困家庭种植3亩生态经济林,使其获得脱贫和可持续发展的机会。 Land desertification is a process of historical evolution, but it also has a great relationship with the backward production level in the country. In order to obtain the basic subsistence guarantee, the peasants had to resort to digging a well to open a wasteland. In this way, it has caused the desertification of the land and posed a threat to its own hometown. Afforestation, invest 10 yuan for the western poverty-stricken areas donate an eco-economic tree, each eco-economic tree can absorb 1.66 kg of carbon dioxide a year. And 6,660 yuan to subsidize the planting of a poor family of 3 acres of eco-economic forest, enabling them to get rid of poverty and sustainable development opportunities.