First up this Tuesday, officials in France have started clearing the way of The Jungle. That's the nickname for a refugee camp. It's become a symbol of the challenges that the continent has faced in most serious refugee crisis since World War II. The

发表于:2018-12-02 / 阅读(101) / 评论(0) 分类 CNN美国有线新闻2016年10月

A 4 percent decrease in forest was associated with a nearly 50 percent rise in malaria cases in western Brazil. You know saving the rainforest is good for biodiversity. But it may also be a boon to human health. That's because less clear-cutting may

发表于:2019-01-02 / 阅读(115) / 评论(0) 分类 60秒科学