The IPCC report takes us from alarmism to adaptation

The landmark climate change study should silence the doubters, and steers us towards calm if urgent debate on how we act

At last there are signs of a change of climate over climate change. Seven years of alarmism have yielded endless conferences and gargantuan sums of public expenditure, with no serious impact on carbon emissions. In a bitter irony, the state that has been most hostile to the concept, America, has been the leader in emissions reduction, largely through a free market shift from...