Pushing Back Against the Methane Tipping Point
A piece in the latest issue of Science shows that there's a considerable amount of methane (CH4) coming from the East Siberian Arctic Shelf, where it had been trapped under the permafrost. There's as much coming out from one small section of the Arctic ocean as from all the rest of the oceans combined. This is officially Not Good. Here's...
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November 1941 and the Turning of the Tide
It's understandably common for people working on bright green issues to be dispirited these days. We're currently living in...
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It's understandably common for people working on bright green issues to be dispirited these days. We're currently living in...
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Headlines from Worldchanging Canada
(February 2010) Top stories from our Canadian blog: On-street rumble strips for bike paths—removing barriers to active transportation in the...
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(February 2010) Top stories from our Canadian blog: On-street rumble strips for bike paths—removing barriers to active transportation in the...
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Design Indaba 2010
Readers in the design world were no doubt following last week's events in Cape Town, South Africa, where emerging...
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Readers in the design world were no doubt following last week's events in Cape Town, South Africa, where emerging...
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Internet Freedom: Beyond Circumvention
Ethan Zuckerman, 8 Mar 10 Secretary Clinton’s recent speech on Internet Freedom has signaled a strong interest from the US State Department in promoting the use of the internet to promote political reforms in closed societies. It makes sense that the State Department would...
Connect with Worldchanging, Help Build a Brighter Future
WorldChanging Team, 8 Mar 10 Greetings Worldchangers! By becoming a fan of Worldchanging on Facebook or by following (and retweeting) us on Twitter, you are helping to spread the word about positive solutions. Each day we post new ideas to our site that can help...
Thermopower Waves and Nanopollution
Alex Steffen, 8 Mar 10 A group of MIT nanotechnology researchers has discovered a new way of generating electricity: Like a collection of flotsam propelled along the surface by waves traveling across the ocean, it turns out that a thermal wave — a moving pulse...
Methane Melt: The Most Important Story You Don't Follow
Alex Steffen, 5 Mar 10 We've written before about the danger that climate change will lead to the thawing and release of methane frozen on the ocean floor, and indeed the worrisome news that some scientists were observing patches of Arctic sea foaming with gas...
Streetfilms: Fixing the Great Mistake of Planning for Cars
WorldChanging Team, 4 Mar 10 by Elizabeth Press "Fixing the Great Mistake" is a new Streetfilms series that examines what went wrong in the early part of the 20th century, when our cities began catering to the automobile, and how those decisions continue to affect...
