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Coral Reefs close to collapse

Up to half of the world's coral reefs are close to collapse, say scientists

Up to half of the world's coral reefs are close to collapse, say scientists, threatening both local environments and economies. Studies of rising ground temperatures in the Arctic show that permafrost regions are threatened. Is a synthetic cell the breakthrough in creating artificial life? The discovery in Uruguay of 4,800-year-old farming settlements will re-write the country's pre-Colombian history.

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23 minutes

大象传媒 World Service Archive

This programme was restored as part of the World Service archive project

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