Global warming : Tech news from CNET News.com

Climos enlists plankton, venture funds to fight climate change

February 25, 2008 5:46 PM PST

Shortly after rival Planktos folds, ocean fertilization start-up Climos is set to announce $4 million in series A venture funding.

Q&A: Explorer prepares for Arctic expedition

January 24, 2008 8:06 PM PST

Pen Hadow, who's preparing for a months-long trek across the Arctic, speaks on climate change, how technology has changed the life of an explorer, and the dangers of swimming with bears.

Can baking soda curb global warming?

November 27, 2007 3:58 PM PST

A start-up in Texas says it can turn the carbon dioxide emitted by power plants into baking soda.
Photos: Fumes turned baking soda

Rating Al Gore's tech cred

November 2, 2007 4:50 PM PDT

Pol who invented the Internet and scares the world about global warming wants to be taken seriously? Why not, says CNET News.com's Charles Cooper.

Are VentureOne's three wheels better than four?

October 30, 2007 2:22 PM PDT

Venture Vehicles, yet another entry in the alternative-car market, plans a motorcycle-car crossbreed to market in 2009.
Photos: Rollin' with a three-wheeler

Steer clear of accidents, global warming

October 4, 2007 11:00 AM PDT

Nissan says its car navigation system can help cut greenhouse gas emissions through more efficient driving.

Gevo: From paint thinner to jet fuel

July 19, 2007 4:33 PM PDT

Caltech spinoff Gevo gets funding from Virgin Fuels to make butanol, a biofuel with some advantages over ethanol.

Nuke power not so clean or green

June 11, 2007 11:00 AM PDT

Longtime activist Helen Caldicott sees no silver lining in a nuclear energy renaissance.

Do-gooders doing Google Earth

June 7, 2007 10:46 PM PDT

The mapping app has become a powerful device for nonprofits with global messages about saving forests--and lives.
Images: Google Earth with a cause

Seeding the ocean to capture carbon

May 10, 2007 8:02 PM PDT

Can stimulating plankton growth slow climate change? A crew from a company called Planktos is setting sail to find out.
Image: Plankton bloom

Gold to go in diesel engines

April 24, 2007 9:02 PM PDT

Gold. It's not just for teeth anymore. Nanostellar is going to use it to save automakers money and make diesel cars run cleaner.

Call it the green Supreme Court

April 11, 2007 12:04 PM PDT

Attorney Eric J. Sinrod says decision forcing the EPA to regulate emissions rests on high court's understanding of climate change.

Humans fiddle while the planet heats up

April 3, 2007 6:31 PM PDT

Author of upcoming report on global warming, Stanford scientist Terry Root pulls no punches about what she says is happening before our eyes.

Supreme Court rules EPA can regulate greenhouse gases

April 3, 2007 12:03 PM PDT

Rebuking the EPA's stance, a 5-4 U.S Supreme Court decision says greenhouse gases can be regulated as pollutants, but falls short of ordering the agency to do so.

Week in review: New breezes blowing in energy tech

March 30, 2007 6:48 PM PDT

Wind power, hydrogen fuel, even manure--that's the stuff that start-up dreams are made on.

Report: Feds manipulate release of climate change research

March 29, 2007 1:15 PM PDT

Whistleblower group says Bush administration restricts government scientists from sharing findings freely with the media, drawing concern from some members of Congress.

Vote for Katie Couric's next intern

March 19, 2007 5:11 PM PDT

CBS launches contest for the best student journalist. The prize: an unpaid internship for CBS Evening News.

GE chief: All engines go for alternative energy

March 13, 2007 1:28 PM PDT

Jeffrey Immelt, who spearheaded GE's Ecomagination initiative, sees favorable conditions for investment in a range of energy technologies.
Photos: MIT's Energy 2.0 conference

Biofuels power 'clean energy' boom

March 7, 2007 12:28 PM PST

Transportation, followed by wind and solar power, is biggest sector of rapidly changing energy industry.

Scientists seek cold, hard facts on polar changes

March 2, 2007 2:37 PM PST

Major international effort to push multidisciplinary research at the North and South Poles as concern mounts over global warming.
Images: A century of polar exploration