The Pliocene called. It wants its CO2 levels back.
May 8, 2015, 11:24 a.m. by Russell McLendon
Earth's atmosphere hasn't had this much CO2 in human history, and possibly not since the Pliocene Epoch about 3 million years ago.
Greenhouse effect is observed and getting worse
February 26, 2015, 3:27 p.m. by Becky Oskin, LiveScience
Researchers used powerful spectrometers to monitor and track how much infrared radiation was being trapped inside the Earth's atmosphere.
NASA unveils satellite's 1st CO2 map of Earth
December 23, 2014, 10:44 a.m. by Megan Gannon, LiveScience
Scientists are hoping to compile the most complete picture to date of how carbon dioxide is distributed, both geographically and seasonally.
Biggest U.S. methane source spotted from space
October 10, 2014, 11:10 a.m. by Becky Oskin, LiveScience
The gassy hotspot is centered over New Mexico's San Juan Basin, where some 40,000 wells suck out natural gas trapped in coal seams.
Leaked U.N. report warns of 'irreversible' warming
August 27, 2014, 4:45 p.m. by Russell McLendon
The risk of 'severe, pervasive and irreversible impacts' is quickly rising worldwide, the draft report warns.
Earth is about to reach another terrible CO2 milestone
April 29, 2014, 12:42 p.m. by Russell McLendon
Last year, CO2 in Earth's air hit 400 ppm for the first time in human history. Now it's poised to average 400 ppm for a month.
IKEA to curb climate change with veggie Swedish meatballs
April 19, 2014, 3:35 p.m. by Matt Hickman
The Swedish home furnishings giant plans to offer 'lower carbon alternatives' to the signature pork and beef meatballs gobbled up en masse at its in-store cafes.
Arctic's ozone hole is looking good
April 14, 2014, 3:51 p.m. by Becky Oskin, LiveScience
Along with a reduction in chemicals that destroy the ozone, the Arctic's unique environment aided in its recovery.
Deserts don't just absorb carbon dioxide, they squirrel it away for safekeeping
April 8, 2014, 10:23 a.m. by John Platt
This surprising discovery won't be enough to stop climate change, but it will help, researchers say.
Why kangaroos emit less methane when they ... um ... you know, pass gas
March 28, 2014, 11:53 a.m. by John Platt
Scientists have known this for a while now, but new research gives us more information about why kangaroos are so much more efficient than cows.
Why the 5 freedoms of animal welfare matter
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