Urban Villages has opened a $100 million hotel in Downtown Denver modeled to resemble an aspen tree, which claims to be the “first carbon positive” hotel in the U.S. The locally based ...

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It's a Treehugger's dream come true. Leafsnap is a free app that identifies plant species of all kinds, from flowers and bark to fruit and trees. Go for a walk, take a shot of a leaf, and this ...

在我们生活的这个蓝色星球上，树木简直不要太多，随处可见。然鹅，你知道这星球上那些傲视群雄、高耸入云的“巨无霸”都是哪些吗？ 亥伯龙树，英文名叫Hyperion ...