Climate change may be partly to blame for the massive die-off of pine trees in the western U.S. But it works the other way, too: forest die-offs can alter the global climate. I like thinking of this as a parallel to something like El Nino. Abigail Sw

发表于:2018-12-24 / 阅读(58) / 评论(0) 分类 2016年Scientific American(十一)月

The death of 6 teenagers and a teacher on Tuesday afternoon while they were on a school camp came as a terrible shock to all New Zealanders. They were coming down a steep river gorge or canyon on the Mangatepopo River in the centre of the North Islan

发表于:2019-01-27 / 阅读(93) / 评论(0) 分类 新西兰英语