Science

Created: 1 decade 6 years 6 months 1 week ago
Updated: 1 decade 4 years 9 months 3 weeks ago
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Stewart Brand, a man who helped usher in the environmental movement in the 1960s and '70s has been rethinking his positions on cities, nuclear power, genetic modification and geo-engineering. -www.ted.com... continue reading

posted by notarobot 1 decade 5 years 4 months 2 weeks ago • 1,170 views

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