Pinyon-juniper woodlands are a common sight in much of Utah. But pinyon trees are declining, while junipers are expanding.

Add Yahoo as a preferred source to see more of our stories on Google. AUSTIN (KXAN) — Central Texas is coming off our hottest and driest stretch of the year. Even as we’re entering a cooler and wetter ...

New research published in Nature Ecology and Evolution reveals significant recent shifts in tree diversity among the tropical ...

Now that Thanksgiving is out of the way, Christmas is in full swing, and if you still put up a real Christmas tree, it's time to start thinking about where to get one. For folks who want to go to a ...

To properly manage a tree, you need to know what species it is. Plus, tree identification is a lot of fun. Knowing a tree’s species is key to understanding their proper growing conditions, how to ...

More than a third of all tree species worldwide face extinction, threatening ecosystems, plants, animals and economies around the world, experts warned Monday. In all, 38% of trees are at risk, ...