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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.

Antarctic Riddle: How Much Will the South Pole Melt?

Improved climate models suggests melting in Antarctica will be worse this century than we had realized.

6 Degrees: Urban Heat, Miami’s Woes & Record Temps

The week that was features the latest on urban heats islands, Miami's sea level woes and more.

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.

How Climate Friendly is Bike Sharing? It’s Complicated

There's a lot scientists don't know about how bike sharing programs encourage less driving.

Humans to Blame for Much of Recent Glacier Melt

Most of the glacier melt that has occurred in recent decades can be attributed to manmade global warming.

Expanding Existing Farmland Would Benefit Climate

Study shows expanding farmland may be better for the climate than cutting down forests for new farmland.

What Climate Change in the Rockies Means for its Water

A new report on climate change and water supplies in Colorado could be a warning for other Western states.

California Has Hottest Start to Year While Midwest Chills

California has had its hottest first seven months of the year, crushing the previous record.

Steady Increase in Flights Will Outweigh Carbon Cuts

Researchers say the demand for flights needs to drop to counteract the effects of growing carbon emissions.

87 Cities, 4 Scenarios and 1 Really Hot Future

Analysis shows how many more “extremely hot” days different U.S. cities could feel in the near future.

Odds of El Niño Drop; Still Expected to Form

The chances of an El Niño forming by winter have dropped to 65 percent, still double the normal odds.

See Power Plants Most Vulnerable to Flooding

A new mapping tool shows how floods could drown some of the nation’s most critical power plants.

Tornado Outbreaks Could Have a Climate Change Assist

Large tornado outbreaks are becoming more common with a possible climate change assist.

6 Degrees: Arctic Sea Ice Is Melting, but East Coast Isn’t

Review of top climate news, from the state of Arctic summer sea ice melt to the cost of delayed action on climate.

Using CO2 Emissions to Pump Oil May Help the Climate

Capturing CO2 from coal power plants and using it to produce crude oil could help the climate, experts say.

California Drought Intensifies

The relentless heat that has plagued the western half of the country this summer has ratcheted up California’s terrible drought once again.…

Gallery

Ruthless Tornadoes of 2011 Photos from one of the worst tornado seasons to ever hit the U.S.