But despite claims to the contrary, one warmish summer in the Arctic does not repeal the long-term trend of human-caused warming
Arctic sea ice has staged something of a short-term turn-around this summer.
The underlying long-term warming of the region, caused by our emissions of heat-trapping greenhouse gases, has not abated. But relatively cool and cloudy weather in the high north during summer caused the sea ice to shrink less extensively than in some recent years.
When the ice rea