The latest assault on ethanol subsidies comes from one of the nation's leading newspapers.

The Energy Information Administration said on Wednesday that U.S. ethanol production was down about 1 percent.

When the 43 NASCAR drivers start their engines for Sunday's Daytona 500, they will be doing so for the second year with American ethanol-blended fuel in their g

In an attempt to appease Iowa corn farmers, the sometime-frontrunner mires himself in controversy.

Get daily reminders about your carbon footprint and IE will plant a tree of your choice.

Tree-friendly book lovers rejoice by planting trees for each book read.

MNN rounds up some of the Web's most useful tools for shrinking your footprint.

With so much activism and celebrating going down on Earth Day, a sense of humor is often overlooked. The Onion is here to help.

Two fair trade pioneers get into the carbon market.

Maybe carbon offsetting isn't as fool-proofed as many businesses would like people to believe.

As demand for carbon accounting heats up, start-up software companies vie for the lead position. Over 50 new companies (and counting) have entered the race.

Brown has gone green! UPS has become the first small package carrier to offer its customers the option of purchasing carbon offsets to counteract the CO2 emissi

Green Shipping lets businesses and individuals measure and offset the CO2 emissions of packages when using UPS, FedEx or the U.S. Postal Service.

Donations from Milliken & Company and WindCurrent will allow Greenbuild 2009 to be a carbon-neutral conference.

An ethical travel operator in Britain denounces carbon offsetting, but are ‘holidays closer to home’ a real solution?

Travel company cancels offset program citing its inability to reduce global emissions.

European carbon market comes to a screeching halt after hackers use a phishing scheme to steal $4 million in emissions credits.

This month, scientists and tree lovers celebrate the 2nd birthday of a hybrid chestnut tree that may be a force in reducing the impacts of climate change.

Amazon.com may be offering new eco-friendly shipping options to its customers if it capitalizes on a new patent.

Matt Hickman unravels the mysteries behind offsetting CO2 and buying RECs. (Hint: One of them can fund tree-planting efforts.)

Buy a ticket for your chance to winning millions while fighting climate change.

COTAP will focus its carbon offsetting projects in impoverished countries.

Your car could capture and store carbon dioxide for later disposal, making it zero climate emission even without batteries.

Olivine is a miracle green rock that absorbs carbon dioxide naturally from the air.

Car-sharing service Zipcar is betting that name recognition will boost sales of its common stock in an upcoming initial public offering.

"Why do you have to sing everything like you just swallowed a pair of jazz hands?!"

Video: When a 10-mile stretch of L.A.'s interstate 405 is closed this weekend, there will be only one way to get through the gridlock: Fly over it. Take a ride

If a celebrity endorsement gets kids using a phone app that prevents on-the-road texting, emailing and phone use, who am I to complain? But, for the record, Jus

GM owners with an OnStar-equipped vehicle can earn some extra cash by renting out their autos.

A 10-mile stretch of Los Angeles' 405 Freeway — the most heavily trafficked road in the country — was completely shut down this weekend as part of a $1 bill

Save money and reduce your carbon footprint when you use one of these 7 apps to organize a carpool or book a carshare ride.

Apply to the 30-Day Electric Bike Challenge and you could be selected to receive an e-bike for a month in exchange for swearing off the use of your car.

Public transit has long been undervalued as a mobility option. Thanks to new technologies and new ways of living, that's changing.

Uber and Lyft are both offering discounted ridesharing services. Today in San Francisco; tomorrow the world.

Helsinki is experimenting with a plan to match people with rides, making cars unnecessary.

As millennials turn away from driving and car ownership, will college students finally stop keeping cars on campus?

You can now get a charge out of its new go-anywhere GoCharger.

Quant's fire-breathing electric supercar performs great — on paper. The futuristic battery tech is cool, but will it work?

The Lit Motors C-1 can cruise 200 miles on a charge, and even a truck can't pull it over.

Audi’s R8 e-tron sports car is finally a reality — with almost 300 miles on a charge.

The key question isn't why Tesla stock dipped below $200, but why GM and Ford are at $30 and $14.

The introduction of the 2015 Kia Soul EV brings the notion of a practical, affordable all-electric car closer to the driveway.

Being stopped at red lights is more than just annoying; it also can be incredibly unhealthy.

Seen at the Geneva Motor Show, this green family hauler doubles as an office.

These guys aren't shy about taking on Tesla, but first they need to ramp up the factory for this 1,088-horsepower, 200 mph electric from Croatia.

Next week Tesla will announce new home and utility solutions — but do they pencil out?

how to sell electric cars

Running 2 groundbreaking companies at the same time, Musk succeeds by putting himself on the line more than anyone else, says author Ashlee Vance.

Factoring in no-cost charging, electric vehicles are a no-brainer, and now Volta has a national plan.

Local Motors uses tech, crowdsourcing and design contests to create tomorrow's autos today.