The warming is having noticeable impacts as glaciers are retreating worldwide, Arctic sea ice has thinned, and spring comes about one week earlier than when I grew up in the 1950s.

• 暖化造成了一些显著的冲击，例如全球冰河后退、北极海冰变薄，还有春天来临的时间比起我成长的1950年代要提早了一周左右。