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The Weekly Planet: Logging the decades"Timber!" I can still remember how I felt as I yelled at that moment when I cut down my first tree back in the mid-'70s. Published: February 7, 2010 ( 0)
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Earth science and societyOur big environmental challenges, especially climate change, come from the conflict between human individualism and consumerism, nationalism and the limits imposed on us by the earth system. Published: January 31, 2010 ( 0)
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Energy on tapWhen it comes to energy, there is no such thing as a free lunch. Every bit of energy we use has some environmental cost. Published: January 31, 2010 ( 0)
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