观点气候变化

Have we entered a new phase of climate change?

A striking spate of weather extremes has triggered studies to find out if it has become more chaotic

In just over a week, if all goes as planned, a colossal report on the state of the global climate will emerge from the UN’s Intergovernmental Panel on Climate Change.

This is the sixth analysis of its kind in 31 years and, like the other five, it will be a sweeping scientific assessment of how and why the planet is warming. Yet this report will be different. 

It will arrive as the impact of a shifting climate seems brutally apparent, not just on remote Himalayan glaciers or Arctic sea ice, but right in front of frightened human eyes.

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