Evolution chose the Fibonacci pattern to help trees track the sun moving in the sky and to collect the most sunlight even in the thickest forest.

生物进化选择了斐波那契布局帮助树木跟踪在天空中不断移动的太阳，让树木即使在最茂盛的森林中也能尽量多地收集阳光。

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Ten minutes later we were driving through forest along a raised dirt track when a rhino fresh from a wallow climbed onto the road, followed by an equally muddy juvenile two-thirds her size.

十分钟以后，为了穿过森林，我们将车开上了一条起伏不平的泥泞小道，却发现一只刚从泥坑里打过滚的犀牛跑到了路中间，身后还跟着一只同样满身泥的幼犀，体型差不多有母犀的三分之二左右。

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Last month the Forest Development Authority hired SGS, an inspection firm, and Helveta, a software firm, to set up a system to track all of Liberia's timber.

上个月，林木开发局雇佣SGS(一家核查公司)和Helveta(一家软件公司)建立起一套跟踪利比里亚所有木料的系统。

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It was a damp day and, after he had parked the van and set off down the forest track, even the noise of the Edinburgh-Glasgow motorway was muffled by thick, dark fir trees.

ECONOMIST: Robert Taylor

They look at a forest or a desert and they track rainfall patterns, or air and soil temperatures, what plants grow there and who eats what.

NPR: Warming Will Create Micro-Climates, Scientists Say

Many miles later, the road is but a faint single track in a thick bamboo forest.

CNN: The snows of Erukenya