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Watch 62 Years of Global Warming in 13 Seconds

An amazing 13-second NASA animation depicts how the globe has warmed during the period of 1950 to 2012.

Keeling Curve

Charles David Keeling's measurements provided the first significant evidence of increasing atmospheric carbon dioxide concentration in the atm…

Global CO2 Levels Set to Pass 400 ppm Milestone

CO2 in the atmosphere is likely to pass the symbolically important 400 ppm level for the first time in the next few days.

Hurricane Sandy’s Untold Filthy Legacy: Sewage

One of the larger infrastructure failures from Hurricane Sandy is less discussed or appreciated: sewage.

Fast-Moving Climate Zones Are Speeding Extinction

A warming Earth means more rapid changes in climatic zones, putting species at risk for extinction.

U.S. Shows Rapid Rise of Temps Since First Earth Day

New report provides a state-by-state analysis of temperature trends since the first Earth Day in 1970.

Six to See: Slideshow of the Week’s Top Climate News

No matter where in the world we go, this week’s stories spotlight the effects of a changing climate.

Carbon Bubble May Plunge the World into Financial Crisis

Trillions at risk as stock markets inflate value of fossil fuels that may remain buried forever, report warns.

Scientists Raise Questions on Drought and Climate

Several climate scientists find the idea of identifying one direct cause for the 2012 drought problematic.

Climate Change Responsible for Global Vegetation Change

Climate change is responsible for more than half the changes detected in the world’s vegetation, researchers say.

Cutting Short-lived Pollutants Can Slow Sea Level Rise

Reducing emissions of short-lived climate pollutants, like methane and soot, can slow the rate of sea level rise.

Interactive: Short-Lived Pollutants and Sea Level Rise

New study examines how rate, amount of sea level rise can be reduced by cutting CO2 and short-lived pollutants.

China Confirms Their Warming is Human Caused

Chinese scientists confirm that greenhouse gas emissions have sent the thermometer soaring in their country.

Study: Arctic Summers Warmest in 600 Years

A new analysis shows warm summers in the Arctic are a sign of global warming, not just a natural fluctuation.

2012 Drought Worse Than Dust Bowl Era & Unpredictable

The 2012 Great Plains summer drought was more intense than the Dust Bowl and largely natural in origin, report finds.

In Warming, Northern Hemisphere is Outpacing the South

The Northern Hemisphere is warming faster than the Southern Hemisphere, which may shift tropical rainfall.

Geoengineering Could Trigger Disaster in Parts of Africa

Attempts to alter the atmosphere may have unpredictable effects such as triggering disaster in parts of Africa.

Antarctic Sea Ice Grows as Result of Warming

Thanks to the cool melt water around Antarctica, the total area of reflective Antarctic sea ice is stable, or growing.

Heavy, Dam-Busting Rainstorms To Increase, Study Finds

Extreme precipitation events, such as heavy rainstorms that cause flooding, are likely to become even heavier.

Clouds Helped Enhance Greenland’s Record Melting

Study shows low-level clouds over Greenland enhanced the unusually warm temperatures & melting last summer.

Gallery

Wildfires in the West In 2006, wildfires burned seven million acres in the West, the equivalent area of five of the country's largest national parks.