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Discovery

BBC World Service

Science & Medicine

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Science & Medicine 28

Explorations in the world of science.

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Discovery: Geo-engineering 13 Jan 14

January 13th, 2014

Episode 335 of 565 episodes

Geoengineering is a controversial approach to dealing with climate change. Gaia Vince explores putting chemicals in the stratosphere to stop solar energy reaching the earth.

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