现阶段,全球的生态环境都发生了很大变化,如温室效应加剧,水资源的匮乏也越来越严重,其中森林资源在调节生态平衡方面发挥了重要作用。水源涵养林和火烧迹地造林越来越受到人们的关注,人们也为此多次进行实验,研究两者对环境的影响。现将对这些更新实验进行总结,让大家加深对二者的理解。 At this stage, the global ecological environment has undergone great changes. For example, the greenhouse effect is aggravated, and the lack of water resources is also becoming more and more serious. Forest resources play an important role in regulating the ecological balance. Water conservation forest and burned-out afforestation have drawn more and more attention. People have conducted many experiments to study the environmental impact of the two. These update experiments will now be summarized so that everyone can deepen their understanding of the two.