White House report says people cause global warming - 27 August 2004 - New Scientist - 0 views
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White House report says people cause global warming
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People are responsible for the spike in global warming in the last 30 years, says a new US government report.
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The document reports that global warming in the first half of the 20th century, estimated at 0.2°C above pre-industrial temperatures, "was likely due to natural climate variation", including increased solar activity.
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"This research will help decision makers and managers in the US and other countries evaluate and respond to climate change."