为了保证有足够的新柴供应和达到水土保持的目的,最近坦桑尼亚自然资源和旅游部长号召全国公民每人每年种18棵树。这样全国每年应植树3.6亿棵。据调查,坦桑尼亚去年全国消耗薪柴400万立方米,如果这种过分采伐继续下去,全国森林将在20年内消失,造成国内沙漠化,去年 In order to ensure adequate supplies of new firewood and achieve soil and water conservation, the Tanzanian Minister of Natural Resources and Tourism recently called on all citizens of the country to plant 18 trees per person per year. In this way, 360 million trees should be planted nationwide each year. According to the survey, Tanzania consumed 4 million cubic meters of firewood nationwide last year. If such excessive logging continues, the national forest will disappear in 20 years, causing domestic desertification. Last year