At a global scientific congress, participants argued that scientists' reluctance to give firmer climate change advice makes drafting policy difficult.
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With 100 trillion words on the Internet, where to start? We stay plugged into a network of websites around the world and share them here with you. What are you reading?
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Climate change, access to water, reliance on oil and poor ecosystem health may provoke a storm of consequences, warns The Great Squeeze documentary.
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