Cities and communities in the US losing 36 million trees a year

Scientists with the USDA Forest Service estimate that between 2009 and 2014, tree cover in the Nation's urban/community areas declined by 0.7 percent, which translates to losing an estimated 36 million trees or approximately ...

Scientists dispute missing dryland forests

Scientists are disputing the possibility that a significant portion of the world's forests have been missed in an earlier accounting of ecological diversity.

New method of estimating biodiversity based on tree cover

Historically, conservationists have protected species by placing large swaths of land into preserves and parks. However, only 13 percent of the world's land area is located in protected natural land. Most of the planet's ...

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