For decades, researchers anticipated that climate change would stunt the Amazon’s tallest trees. But a gargantuan new study ...

"We're not seeing signs of them dying off," one of the study's lead authors told NBC News. "They are increasing in size and ...

Here’s what to know about why leaves change color in the fall—and how the process is being impacted by climate change.

When talk turns to the best places to go see the beauty of changing fall colors in the landscape, places like Maine, Colorado ...