Imagine the largest tree you ever saw. Maybe you remember looking up, trying to see all the way to its crown. Maybe you recall wanting to stretch your arms around the tree. How many people did it take ...

When Roy Richards spotted workers cutting down and shredding Joshua trees for a sprawling solar energy project near his Mojave Desert home last week, he started taking photos. “Once the trees go ...

Add Yahoo as a preferred source to see more of our stories on Google. Joshua trees, such as this 25-foot-tall specimen that is 150 to 200 years old, are threatened with removal for a solar project in ...

One of the largest trees on Barro Colorado Island in Panama. Tropical forests pull carbon dioxide out of the atmosphere where it causes global warming and store it as wood. But the amount of carbon ...