The Black Death of 1348 was caused by gradual loss of the humus fertility found under forest trees.

1348年的黑死病是由森林树木下腐殖质的逐渐丧失引起的。

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The shade of the forest trees provides a home for birds and other special that depend on the trees' flowers and fruits.

森林里，树木的树荫为鸟类和其他依靠树木的花果而生长的特殊物种提供了家园。

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The pillars are tilted, just like forest trees.

设计师们解释道，“柱子是倾斜的，就像森林里的树一样。

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Many of the caterpillars live on the leaves of forest trees such as the Dahoma, which can rise more than 8 meters.

VOA: special.2009.01.27

The United States Forest Service soon had trees planted in some areas and a rough road system built.

VOA: special.2009.07.20

Dolly Sods once was covered with a dense ancient forest of red spruce and hemlock trees.

VOA: special.2009.07.20

These have included forest trees, trees in urban areas such as parks and gardens, and also young trees in nurseries.

BBC: Survey in forest

Just the same as the Forest Trees that clean the air and make Oxygen we breath and all living on earth need to Live.

FORBES: Dow Chemical buys NuvoSun for making solar shingles

It could kill not only forest trees, but street trees as well, so people may well see some of their prime specimens going from their back gardens.

BBC: By BBC Environment Correspondent Robert Pigott