A massive oak claims its ground for 200 years or more, outcompeting all other would-be canopy trees by casting a dense shade and drawing up any free water in the soil.
200年或更久的时间里,一棵巨大的橡树占据了它的土地,投下浓密的树荫,吸收土壤中所有自由水分,打败了所有其他可能成为树冠的树木。
That continuity of moisture is what brittle landscapes like deserts need to become fertile again. Water activates a mineralization process, setting free nutrients in the soil so that life can grow.
源源不断的水分供应可以让脆弱的地域(例如沙漠)重新变得肥沃,与此同时,水激活了土壤中的矿物质作用,让土壤中的营养物质释放出来,生命得以生长。
Water activates a mineralization process, setting free nutrients in the soil so that life can grow.
水可以激活矿化过程,释放更多的游离的营养到土壤中去,这样就可以保证生命的存活。
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