Climate Change

How one man's 40 years of weather records became a treasure trove of climate change data

Climate change is now impacting every corner of the U.S., study finds

Best U.S. places to survive the apocalypse

The hooded grebe is a critically endangered species — and a critically acclaimed dancer

Critics weigh in on Al Gore's 'An Inconvenient Sequel'

Plants may be wising up faster than humans to the dangers of global warming

Underwater forest is an ancient 'fairy world' found just off the Alabama coast

6 things to know about Earth's 6th mass extinction

Thousands of bulging methane bubbles could explode in Siberia

66 million trees planted in 12 hours in India

America's mayors are the renewable energy champions we need right now

History's most powerful shark was killed off by a global extinction event