Showing 1 - 12 of 28
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Al Gore on averting climate crisis
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16:17 Posted: Jun 2006
Comments 214 Emailed 701
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Al Gore warns on latest climate trends
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07:44 Posted: May 2009
Comments 919 Emailed 412
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Al Gore's new thinking on the climate crisis
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27:54 Posted: Apr 2008
Comments 547 Emailed 2844
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Andy Hobsbawm says: Do the green thing
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03:22 Posted: Nov 2008
Comments 28 Emailed 203
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Ben Saunders skis to the North Pole
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18:03 Posted: Oct 2006
Comments 43 Emailed 296
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Bjorn Lomborg sets global priorities
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16:41 Posted: Jan 2007
Comments 347 Emailed 589
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Cary Fowler: One seed at a time, protecting the future of food
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17:08 Posted: Aug 2009
Comments 83 Emailed 374
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David Deutsch on our place in the cosmos
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19:00 Posted: Sep 2006
Comments 169 Emailed 532
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David Keith's unusual climate change idea
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15:58 Posted: Nov 2007
Comments 206 Emailed 486
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David MacKay: A reality check on renewables
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18:41 Posted: May 2012
Comments 9 Emailed 0
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Debate: Does the world need nuclear energy?
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22:59 Posted: Jun 2010
Comments 795 Emailed 459
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James Balog: Time-lapse proof of extreme ice loss
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19:22 Posted: Sep 2009
Comments 236 Emailed 723