Climate change

The huge food and beverage company finds a new water source for four of its potato chip factories. How? Their secret is in the spud.

2 | June 2, 2010 4:00am | By Melissa Mahony

Solar technologies respond to Moore's Law because solar panels are made using the same technology as computer chips. Carbon energy only benefits from the mass production economics of the last century.

5 | May 7, 2010 12:33pm | By Dana Blankenhorn

Geologists defend carbon capture and sequestration after the author of a recent study calls the premise for the technology "totally erroneous."

18 | April 27, 2010 7:54am | By Melissa Mahony

Eleanor Sterling talks about why biodiversity is important and why you should care about it.

April 22, 2010 5:00am | By Boonsri Dickinson

NASA introduces Solo-Trec, an unmanned, underwater robot that runs completely on thermal power. Without energy limits, will a new generation of submersible vehicles plunge into better marine research?

4 | April 6, 2010 11:58am | By Melissa Mahony

With Passover underway and Easter around the corner, SmartPlanet talked to two religious leaders about the role of faith.

3 | April 2, 2010 4:00am | By Melanie D.G. Kaplan

HONG KONG -- Last year, the government drafted an aggressive proposal to cut coal and increase nuclear energy in Hong Kong. But now it's back to the drawing board.

December 9, 2011 11:10pm | By Vanessa Ko

If you really want to be an environmental star, you need to look beyond appliances.

7 | March 17, 2010 3:15am | By Melanie D.G. Kaplan

A community with bike trails boasts decreased crime and increased property values. Plus, with Google Maps' new routes for bikes, pedaling paths have hit the big time.

3 | March 11, 2010 4:00am | By Melanie D.G. Kaplan

Physical models have been largely trumped by computer models, but there's still plenty of value in a test that you can touch.

2 | December 6, 2011 9:00am | By Mary Catherine O'Connor

About 510 million extra tons of emissions were pumped into the atmosphere in 2010, the largest jump since the Industrial Revolution. China might be the largest emitter, but it's had help from rich...

1 | December 5, 2011 11:38am | By Kirsten Korosec

JOHANNESBURG -- The beginning of COP17 was supposed to mark the unveiling of Durban's new bicycle network. But a week into the conference, the bikes have seen few takers.

5 | December 2, 2011 6:19am | By Dave Mayers

The Texas drought in 2011 has shattered records. New national groundwater maps from NASA show the extent of the crisis.

5 | December 1, 2011 7:37am | By Andrew Nusca

Energy futurist Chris Nelder tries to explain why most energy journalism is so bad, and gives readers a few tips on how to read it critically.

7 | November 30, 2011 5:53am | By Chris Nelder

Plug-in hybrid and electric vehicles will make up nearly 20 percent of the global market by 2030, according to a new report.

1 | January 26, 2010 2:08pm | By Andrew Nusca

HONG KONG -- At movie screenings hosted by Magnificent Revolution, audiences are treated to short films in outdoor theaters--but they have to work for it. Or more precisely, work out for it.

November 29, 2011 12:12am | By Vanessa Ko

In an address to business executives in London, IBM CEO Sam Palmisano outlines the real progress being made on smart planet initiatives around the world and challenges companies, communities and...

1 | January 13, 2010 3:10pm | By Heather Clancy

SmartPlanet assembled some of the leading political analysts in the United States to determine what impact Solyndra's bankruptcy will have on future government investment into renewable energy and...

1 | November 20, 2011 8:44pm | By David Worthington

New York City and Tokyo are favorites to be destroyed on the silver screen. But what if they were merely flooded over time by rising sea levels?

1 | November 19, 2009 8:22am | By Andrew Nusca

Energy futurist Chris Nelder suggests community "solar gardens" as a way for towns to transition to renewables in the absence of federal incentives, and shares a dream he had about how one...

10 | November 16, 2011 5:25am | By Chris Nelder