Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and "turbo-charging" the Earth's climate, causing more extreme weather, the United Nations weather agency said Wednesday.
The World Meteorological Organization said in its latest bulletin on greenhouse gases, an annual study released ahead of the UN's annual climate conference, that C02 growth rates have tripled since the 1960s, reaching levels not seen in at least 800,000 years.
Emissions from burning
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