9 January 2012 Updated at 01:20 ET
Carbon emissions 'will defer Ice Age'
Richard Black
Environment correspondent,
BBC News
The climate, if not species, of an Ice Age "ought" to return within 1,500 years
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Human emissions of carbon dioxide will defer the next Ice Age, say scientists.
link-
http://www.bbc.co.uk/news/science-environment-16439807