Even more than mountainside slides of mud or snow, naturally occurring forest fires promote the survival of aspen trees.
自然发生的森林火灾甚至比山体滑坡或积雪更能促进白杨树的生长。
2
While traveling to a newly logged area to burn slash piles I wanted to take a picture of the forest floor. The trees had been thinned to increase aspen tree regeneration.
当我行驶到一个新录入地区去燃烧沼泽低地里的堆积物时，我总是想拍摄一些林地上的图片。
3
The Birch, pine, spruce, aspen and so on. in a more scattered distribution of small patches of forest landscape form heterogeneous patches of forest landscape pattern.