As U.N. makes history on Earth Day, Leonardo DiCaprio reminds us not to rest on laurels
April 22, 2016, 2:31 p.m. by Russell McLendon
More than 170 world leaders signed the Paris Agreement on Earth Day 2016, but that's just the beginning.
Could cleaner air be worsening global warming?
December 28, 2015, 12:33 p.m. by Tia Ghose, LiveScience
Warming trends have spiked in certain areas of the world as they battle against smog.
Droughts could kill many of the world's trees
December 17, 2015, 10:39 a.m. by Tia Ghose, LiveScience
Plants suck up moisture through their roots and less moisture could cause a 'hydraulic failure.'
Ozone hole nears record-breaking size again
November 12, 2015, 10:56 a.m. by Elizabeth Newbern, LiveScience
The hole over Antarctica has actually been shrinking over the past few years.
Permafrost decomposes, releases carbon dioxide far quicker than once believed
October 28, 2015, 2:18 a.m. by Bryan Nelson
The findings represent bad news for climate change, as warming weather continues to thaw permafrost at alarming rates.
Barack Obama and David Attenborough discuss the natural world
June 28, 2015, 4:21 p.m. by Michael d'Estries
The president invited the famed naturalist to the White House to celebrate his 89th birthday.
Antarctica's Larsen ice shelf on the verge of collapse
May 18, 2015, 11:05 a.m. by Becky Oskin, LiveScience
The ice shelf won't contribute to sea level rise, but the glaciers that fed into it will.
Battling climate change requires actions big and small
April 22, 2015, 2:09 p.m. by Ruth Greenspan Bell and Elke U. Weber, Environmental Health News
Regulations can make a difference but we must also change how people live their everyday lives to have any real impact.
Which U.S. states worry the most about climate change?
April 21, 2015, 12:09 p.m. by Shannon Hall, LiveScience
Americans' opinions about climate change are as divided as they are diverse.