Global Warming

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

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

Birds are migrating earlier as global temperatures rise

Polar vortex: It's baaaaack!

Carbon dioxide in Earth's atmosphere just reached a major milestone

7 reasons why Arctic sea ice matters

Extinct smallpox virus could be resurrected by global warming