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UN: Climate change threatens security, health and the poor

Rising temperatures will increasingly threaten security, health and food supplies, and exacerbate poverty and damage species and habitats, the report from the Intergovernmental Panel on Climate Change has warned.

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William Hague: Governments everywhere have to act

Responding to the IPCC's influential report on the impact of climate change, Foreign Secretary William Hague said that "Governments everywhere have to act."

It is clear from the IPCC's report that a two-degree increase in the world's temperature would be dangerous, and four degrees would be catastrophic.

But that is the likely trajectory, unless there is unprecedented global co-operation to bring down emissions.

No country would be left unaffected. Governments everywhere have to act.

– Foreign Secretary William Hague

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