Reuters: A "hiatus" in global warming so far this century is partly caused by natural variations in a chaotic climate and is unlikely to last, a draft United Nations report by leading climate scientists says.
The 127-page draft, and a shorter summary for policymakers that is due for release in Stockholm on September 27 after editing, say factors including a haze of volcanic ash and a cyclical dip in energy emitted from the sun may also have contributed to a slower warming trend.
Explaining what the...