Even if all of it could be reforested , the trees would gradually stop sequestering carbon as they matured .
即使这么大的区域能够全部变为森林，树木也会在成年之后逐渐停止吸收碳。
In the past twenty-five years , farmers in burkina faso , mali , and niger have reforested vast stretches of the sahel .
在过去的25年里，布基纳法索、马里以及尼日尔地区的农民已经开始在萨赫勒大面积造林。
His theory is that enough people died that farm fields reforested and sucked up carbon dioxide establishing a kind of anti-green-house-gas effect .
他的理论是，由于太多人死亡，农田退化成森林，由此吸收了更多二氧化碳，形成一种“反温室效应”。
Based on the taiwania flousiana plantations which reforested on the continuously planting chinese fir soils of shankou forestry farm of nandan county in guangxi , the paper analyzed their economic operation profits and investment risk .
