Scientists are 95% sure humans are causing climate change
CNN explains the Climate Consensus in 2013.
CNN explains the Climate Consensus in 2013.
Chris Mathews interviews scientist Michael Mann of Penn State U, and a Republican Strategist, on the GOP's anti-science bent.
But what if alarm is entirely called for?
IceBridge, a six-year NASA mission, is the largest airborne survey of Earth's polar ice ever flown.
The views from the cockpit of NASA's P-3B aircraft on an Operation IceBridge campaign are truly stunning.
Most Americans are surprised to learn that we currently have NO LIMITS on carbon pollution from power plants--but it's true.
Ocean acidity may be close to a tipping point.
A new study published in nature explores the impacts of extreme weather events on the carbon cycle.
Republican Bob Inglis' belief that climate change is real helped get him booted from Congress by a Tea Party primary challenger in 2010.
NASA and 97 percent of scientists confirm that climate change is real. But 135 members of Congress are in denial.
Climate change is set to trigger more frequent and severe heat waves in the next 30 years regardless of the amount of carbon dioxide (CO2) we emit into the atmosphere, a new study has shown.
A study looked at the projected increases in temperature and water vapor in the atmosphere.