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Picture This: Summer Snow and Gnarly Lightning

In a weird week for weather, snow fell in some spots, while rains drenched normally dry areas.

Warming Air Was Trigger for Antarctic Ice Shelf Collapse

The spectacular 2002 collapse of Antarctica's Larsen B ice shelf was caused by surface melting.

The Good and Bad Climate News from Permafrost Melt

Nearly half of the carbon that's eroding from melting Arctic permafrost is ending up in the atmosphere.

States Suing to Stop CO2 Cuts Prep For Them Anyway

States are suing to stop the Clean Power Plan even as they're preparing for the plan to take effect.

Calif. Plans Nation’s Most Detailed Sea Level Database

California is planning the nation's most elaborate database of local and statewide sea level rise adaptation efforts.

Struggling El Niño Still Shaping Hurricane Activity

The El Niño struggling to form in the Pacific is still influencing hurricane season there and the Atlantic.

The International Space Station’s New Climate Mission

For the first time, NASA will use the International Space Station for weather and climate modeling.

Another Year, Another Record High for Greenhouse Gases

The WMO's annual greenhouse gas emissions report shows that they hit record levels in 2013.

Time for Trees to Pack Their Trunks?

As climate changes, forest ecosystems will need to shift to more suitable sites. Should we help?

China Works Toward Kicking its Coal Habit

The world's biggest greenhouse gas emitter might be getting serious about kicking its coal habit.

New Global ‘Roadmap’ Shows Where to Put Future Roads

Roads can disrupt the natural world, but new research lays out how to help the two coexist.

Drought Divide: Tropical Rains to Help Plains, Not SoCal

Moisture from tropical storms will bring drought-easing rains to the plains, but only flash floods to SoCal.

NASA Releases Blizzard of Precipitation Data

The most comprehensive set of precipitation data collected by NASA is now available to the public.

Fall Temperature Trends

The big picture is clear: Overall, fall is warming across the U.S, 0.46F per decade since 1970.

Fall Precipitation Trends

Fall precipitation has changed since the early 1970s, but unlike fall temperatures, the changes form more of a patchwork story.

New York to Become a Hub of Climate Hubbub

If you're interested in climate change, New York will be the place to be later this month.

El Nino Watch: 6 Months and Still Counting

El Niño, which has been anticipated to form since March, has yet to arrive but is still expected.

UN Highlights Climate Big Data Ahead of Summit

Two projects showcase how big data can help understand and plan for climate change.

Wind, Solar Boosting Investment in Power Lines

Wind and solar power are helping to drive major new investment in electric power transmission lines in the U.S.

For Air Pollution, Trash Is a Burning Problem

Open-air trash burning is polluting the air and contributing more CO2 emissions than scientists realized.

Gallery

Arctic Sea Ice: Heat Shield Arctic sea ice acts like a heat shield, reflecting most of the sun’s energy.