U.N. Climate Change Draft Sees Risks of Irreversible Damage

Climate change may have "serious, pervasive and irreversible" impacts on human society and nature, according to a draft U.N. report due for approval this week that says governments still have time to avert the worst.

Delegates from more than 100 governments and top scientists meet in Copenhagen on Oct 27-31 to edit the report, meant as the main guide for nations working on a U.N. deal to fight climate change at a summit in Paris in late 2015.

They will publish the study on Nov. 2.

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