我不是试图模仿照片,我是试图制作一张照片。
一棵树的真正价值是用几十年衡量的,而不是美元。
可持续性不仅仅是一个流行词,它是负责任林业的基础。我们必须在经济增长和环境管理之间取得平衡。
A free press can be good or bad, but, most certainly, without freedom, the press will never be anything but bad.
The chemical industry is the backbone of modern civilization, and we must treat it with the respect and responsibility it deserves.