退耕还林 to afforest marginal farmland ; returning farmland to forests ; turn farmland into forest ; sloping land conversion program
退耕还林还草 to return more farmland to forests and grasslands
退耕还林还草方案 initiatives to turn marginal farmland into forest or grassland
退更还林 Revert farmlands to forests
改林还田 convert a forest into farmland
另还有双布林结 double bowling
还我森林 Log Jam
林还在工作 im also at work
还原域和森林 Unprep Domain and Forest
我还参观了石林 I also visited stone forest
分析了林、草在沙区生态环境中的作用及如何进行还林还草；
Then, the action of restoring forest or grass and its method are analysised.
这一过程被称为森林转变，它可被形象地表现为一条跳台滑雪型的曲线：一开始陡然下滑，之后随着逐步还林，曲线缓缓上升。
Known as the forest transition, this can be visualised as a curve in the shape of a ski-jump, first sloping down steeply and then turning up gently as the forest creeps back.
再将敖汉旗土地利用空间及属性数据与土地适宜性评价的结果进行叠加分析，得出退耕地数量与空间分布，以及还林还草地数量与空间分布。
Then we overlay land-use map and the results of land suitability evaluation of Aohanqi Banner to get the amount and spatial distribution of farmland which should be returned to forest and grassland.
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