No whey: Greek yogurt imperils fish

Organizing for Action, the president's advocacy group, should be doing more on climate change, activists say. Fighting Keystone XL would be a good start.

Climate activists to protest at Obama group’s climate events

By John Upton

3 hours ago

Inadvertent releases from oil and chemical facilities pose scary health threats to locals, according to a recent investigation. ExxonMobil and BP are big offenders.

Gulf Coast refineries accidentally belch out a lot of chemical pollution

By John Upton

3 hours ago

This 1967 Karmann Ghia, converted to electric by Kansas City high schoolers, will turn Twitter mentions and Facebook likes into wattage to complete a 1,000-mile trip.

This electric car runs on tweets

By Jess Zimmerman

5 hours ago

They don't call it a "hive mind" for nothing.

Croatia is training honeybees to locate landmines

By Jess Zimmerman

6 hours ago

Cities

L.A. on a green streak: New mayor pledges allegiance to smart growth, bikes

L.A.'s newly elected mayor Eric Garcetti looks poised to follow in his predecessor's eco-friendly footsteps. So much for the city's rep as a bastion of auto-centric sprawl.

By Claire Thompson

7 hours ago

New York is cracking down on peer-to-peer business. What could that mean for the rest of the sharing economy?

Is the sharing economy skidding out?

By Susie Cagle

7 hours ago

Whatever oil and gas true believers want to think, the world is doing this solar power thing.

This solar panel printer can make 33 feet of solar cells per minute

By Sarah Laskow

8 hours ago

The reality of vertical farming could be a little bit weirder and a little bit less natural-looking than we usually imagine.

The future of urban farming is pink

By Sarah Laskow

9 hours ago

Technically all the animals will be in kennels, but we're going to cling to our fantasy of being whisked through the countryside in a pile of cats and dogs.

Amtrak may start allowing pets to ride with you

By Jess Zimmerman

9 hours ago

Living

Artist displays chunks of real glaciers as sculpture

This exhibit at MoMA consists of glacier chunks, flown from Iceland, sitting in an artificially cooled room. Maybe not the most environmentally friendly statement.

By Sarah Miller

11 hours ago

Climate & Energy, slideshow

Solar Impulse’s U.S. adventures, in photos

The all-solar plane has already made it from the Bay Area to Phoenix. Check out pictures from the first leg of Solar Impulse's historic trip across America.

By Osha Gray Davidson

13 hours ago

Solar Impulse has the wingspan of Boeing 747 but weighs only as much as a Subaru Outback. It shows that environmentalism is anything but boring.

Solar plane crosses U.S., injects sexiness into the green conversation

By Osha Gray Davidson

13 hours ago

They say the way to a young person's heart is through his stomach, but this one might be a bit of a stretch.

The key to turning urban youth into anti-government crusaders? Food trucks

By Ryan Cooper

14 hours ago

Scientists studied really old DNA to figure out what caused the famine in the 1840s. They still don't quite know, but they think the mold is now extinct. Phew.

Mold responsible for Irish potato famine may be gone for good

By John Upton

16 hours ago

The Oklahoma senator opposed the Sandy aid bill, but says taxpayer assistance for tornado victims is a wholly worthy expenditure.

Inhofe supports tornado aid, says it’s “totally different” from Hurricane Sandy aid

By John Upton

16 hours ago

A big marketing campaign aims to convince Americans that Canada is a critical source of eco-friendly oil and that Keystone XL is a great idea.

Canada’s government is spending millions to get you to like the Keystone pipeline

By Claire Thompson

17 hours ago

Thank goodness for one little bitty bit of good news.

Watching a tornado victim find her lost dog will make you feel at least a little better for at least a minute

By Jess Zimmerman

1 day ago

Zachary Maxwell sneaked a camera into his school cafeteria. From that footage was born his aptly titled documentary, "Yuck."

Fourth-grade filmmaker sneaks a camera into the cafeteria to document his gross school lunch

By Sarah Laskow

1 day ago

Legislation in Congress tries to get the U.S. ready for an onslaught of climate-related maladies. It won't pass, but it's a nice effort.

Bill aims to tackle climate-caused health problems

By John Upton

1 day ago

Living

This egg needs to be guarded 24 hours a day, because British egg collectors are CRAZY

Conservationists have been trying to bring common cranes back to Britain, and now one pair has laid an egg.

By Sarah Laskow

1 day ago

Climate change is expected to boost the number of deaths in New York City's most densely populated borough, a new study finds.

Manhattan to see more killer heat waves

By John Upton

1 day ago

Prague’s “love subway” will let single people find romance while they commute

It'll basically be like Amtrak's quiet car, except instead of sitting in silence, everyone will be scanning the car like they would a bar on a Saturday night.

By Sarah Laskow

1 day ago

Sales of the Nissan Leaf and Tesla Model S helped the industry reach this milestone. Meanwhile, Tesla plans to repay a government loan nine years early.

More than 100,000 electric vehicles now on the roads in U.S.

By John Upton

1 day ago

Watch Monday's deadly tornado go from a neat, eerie-looking funnel to a giant mess of wind and destruction.

Staggering time-lapse footage of the Oklahoma tornado

By Jess Zimmerman

1 day ago

Utilities are boring and opaque, but central to any clean-energy future. So it's time to demystify them. Here's a plainspoken intro to how they work, and why.

Utilities for dummies: How they work and why that needs to change

By David Roberts

2 days ago

For 25 years, a devoted group of residents has tended a garden in a former dumping ground in East Baltimore. Its chief caretaker calls it "God's little acre."

“Miracle garden” brings life, and food, to the urban wasteland

By Andrea Appleton

2 days ago

Sen. Jeff Merkley (D-Ore.) is trying to roll back a provision that allows GMO crops to be planted even before they've been OK'd by the USDA.

Could the Monsanto Protection Act get repealed?

By Claire Thompson

2 days ago