"The goal of our centennial is not to scare everyone to death about climate change."
The South Pole is the last place to detect 400 ppm of carbon dioxide in the air.
It might be his cool sister, La Niña.
By 2100, we could see 5 degrees C of global warming. Yikes!
A scary video zooms in on the destruction left behind the Fort McMurray wildfire.
This cloud atlas could help us track life across the planet.
This is the biggest disaster to hit the iconic reef, and we're not out of hot water yet.
The melt season usually kicks off in May or June. Not April.
A new study shows how Earth's axis has already shifted, thanks to climate change.