过去十年森林砍伐率下降
Hints:
Eduardo Rojas
director-general
F.A.O.'s Forestry Department
International Year of Biodiversity
South America and Africa had the highest yearly loss of forests during the last 10 years. South America lost 4,000,000 hectares. Africa lost almost 3,500,000 hectares. However, Asia gained more than 2,000,000 hectares a year in the last decade. In North America and Central America, the forest area r…
在过去的十年中，南美和非洲每年森林覆盖面积减少的程度的最大。南美的森林覆盖面积减少了四百万公顷。非洲减少了大约三百五十万公顷。不过，在过去十年间亚洲的森林覆盖面积增加了二百多万公顷。在北美和中美地区，森林覆盖面积基本和过去持平。在欧洲，森林覆盖面积一直在增加，但是增加的速度比过去缓慢。 粮农组织森林部…