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亚洲最大娱乐平台:Perfect dirtstorm

发布时间:2019-03-07 07:20:08来源:未知点击:

An immense yellow-brown cloud of dirty air has been blowing eastward around the globe during the past week, after a powerful early-April storm lifted dust from the Gobi Desert. The cloud hit the US Pacific coast over Easter weekend and obscured normally clear spring skies. As New Scientist went to press the cloud had reached the Great Lakes and was still on the move. US Navy meteorologist Douglas Westphal says the dense, low-level haze from Asia contains sulphates and other pollutants as well as dust,