Topic: Sustainability
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How California Legislated Its Way to Smarter Growth
A landmark 2008 land use law has led to more sustainable communities.
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Photos
10 Amazing 'Living' Green Roofs
Long popular in Europe, these designs are gaining a foothold in America and beyond.
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Photos
The 'Vegetal' Cities of Luc Schuiten: A Sustainability Fantasy
The visionary architect imagines metropolises built like vast orchards.
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Urban Wonk
What We Talk About When We Talk About Cities
On cities, sustainable placemaking, and the careful use of words.
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Photos
A Book Labyrinth Dissolves Back Into a Forest
Over the past two years, the books have molded and mildewed while gigantic orange mushrooms sprout from their pages.
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Maps
The Mississippi Drought, as Seen From Space
Satellite images show just how critical the situation has become.
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What Mars Can Teach Us About Climate Change
Curiousity will offer critical insights into how the climate of Mars has changed over billions of years, lashed by solar winds.
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Photos
Greenland Might Not Be Melting As Fast As We Thought
A new study in Science suggests the ice sheet may be able to slow its melting rate.
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The Failure of Walmart's Sustainability Measures
The retail giant's push has generated a lot of publicity, but it's not fixing the fundamental problems.
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Postcard
China's Dirty Water
A third of industrial waste water is released, without treatment, into rivers and lakes.
