Global Warming

Polar bears are walking on an ever-faster 'treadmill' of ice

Yes, air conditioning is a basic necessity

Global warming is making Antarctica green again, and it's stunning

Should we tow icebergs from Antarctica to combat drought?

In 'Drawdown,' Paul Hawken ditches the rhetoric to offer 100 practical climate solutions

What will the national parks look like in 30 years? Artist reimagines iconic posters

Latest iceberg off Newfoundland coast leaves crowds awestruck

What caused this strange code-like pattern to form on an Icelandic lake?

What's the environmental cost of a loaf of bread?

What are megaslumps, and how do they threaten our planet?

How volcanoes can make planets more habitable

Scientists propose giant air conditioning system to 'refreeze' the Arctic