February 7, 2019, 11:12 a.m. by Michael d'Estries
A 'capped inversion' trapped air pollutants near the ground.
Should residents of Hurricane Highway islands keep rebuilding?
June 3, 2009, 1:46 p.m. by S.A. Rogers
Some question whether such intensive use of resources is really a smart idea.
Generals, admirals say climate change a matter of national security
May 20, 2009, 12 p.m. by S.A. Rogers
Failure to act on climate change leaves us vulnerable to attack, says new report.
Video: Chris Matthews debates global warming denying politician
May 20, 2009, 10:42 a.m.
MSNBC's Chris Matthews speaks with Rep. Dana Rohrabacher (R-California) about why he doesn't believe in climate change.
Video: Jon Stewart interviews EPA chief
May 19, 2009, 9:12 p.m.
Jon Stewart interviews Lisa P. Jackson, the head of the Environmental Protection Agency.
Norway's melting ice is revealing priceless ancient artifacts
Magnetic north shifting by 30 miles a year, might signal pole reversal
You can thank the polar vortex for this beastly blast of winter
Interactive map plots your address over 750 million years of Earth's history
CO2 101: Why is carbon dioxide bad?
11 alarming facts about sea-level rise