Global Warming : What You Need To Know : Discovery Channel

Discovery Channel visits global warming tipping points across the planet, talks to the world’s leading experts, and examines the latest evidence about climate change.

Navigation

TV Schedule
Video Highlights
About the Show
Global Warming 101
Warming Signs and Sources
Climate Change History
Hot Spots Slide Show
Greenhouse Challenge
Talk About It
WebLinks

Ticker

• Visit Discovery News for top stories about Planet Earth.

Features

An Expert Responds
Read a geoscientist's responses to your climate change questions.

Warming 101
What is global warming?

About the Show
Discovery Channel brings clarity to a hot topic.

Watch Video
See scientists at work.

Hot Spot Shots
Peruse photos documenting change.