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Think You’re a Climate Whiz? Take the Quiz

Test your knowledge with this quick quiz, and find out if your climate expertise can take the heat.

Brian Kahn Explains the Developing El Nino

Brian Kahn explains on Al Jazeera America how El Nino has been playing a game of hide and seek.

Brian Kahn Explains the Developing El Nino

Climate Central's Brian Kahn explains on Al Jazeera America how the weather phenomenon known as El Nino has been playing a game of hide and se…

El Niño is Kinda Sorta Maybe Here

El Niño is one step closer to being a reality as ocean temperatures warm up in the Pacific.

NASA Ranks This August as Warmest on Record

August 2014 was the warmest August on record according to NASA data, while summer was 4th warmest.

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.

Another Year, Another Record High for Greenhouse Gases

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

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.

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.

Climate Change Ups Odds of a Southwest Megadrought

A new study shows that climate change is increasing the odds of long-term drought in the Southwest.

See How This Summer’s Temperatures Stack Up

Summer's nearly over, so here's a look at how temps this year stack up against the historical record.

Crowdsourced Photos Provide Drought Snapshots

Anyone can contribute to a growing database of photos that show the state of drought across the U.S.

Visualize It: Old Weather Data Feeds New Climate Models

Old weather records are providing valuable data for scientists and fodder for stunning visualizations.

Coal Terminal Decision Highlights Exports’ GHGs

Oregon coal terminal permit denial points to uncertainty about how coal exports greenhouse gas emissions.

Epic Drought in West is Literally Moving Mountains

Drought in the West is causing the land to rise as water loss lifts a massive weight from the earth, a study shows.

Hot and Getting Hotter: Heat Islands Cooking U.S. Cities

Since 1970, cities have been warming, and have been getting hotter far faster than adjacent rural areas.

Here’s How Arctic Sea Ice Could Shrink Even More

Waves are building in the Arctic Ocean, and they could hasten sea ice's downward spiral.

Gallery

Top 10 Hardest Hit States of 2011 This slideshow recaps the year's extraordinarily destructive climate and weather events, including searing heat waves, parching