单词：stormwater runoff
单词：stormwater runoff 相关文章
Each fall thousands of Coho salmon flocked to northwest rivers to spawn, but many never get the chance, especially near big cities like Seatle. And in some of these urban areas, up to ninety percent of the female were dying before they spawned, which
2015年Scientific American(十)月
Warning System Keeps Swimmers Out of Polluted Water 加州预警系统使游泳者远离污水 The dry conditions in California are good for people who like to swim in the Pacific Ocean. Because of the drought, there is less water runoff from cities
2015年VOA慢速英语(七)月
JEFFREY BROWN:For those stations not taking a pledge break, we go beneath Washingtons Puget Sound to look at stormwater runoff. Our story comes from our colleagues at KCTS9 in Seattle. Katie Campbell reports for Earth Fix, a public media project focu
PBS访谈环境系列
Fertilizers from lawns, oil from cars, pet waste and runoff from building sites move quickly over paved surfaces into storm drains - and eventually, into the Bay. Rosanne Skirble | Washington, D.C. 30 November 2009 Watch: Skirble report Windows Media
VOA标准英语2009年(十二月)
Dead Zones in the Ocean 所谓海洋死区是指由于海水富营养化日益严重，导致海水中含氧量减少，鱼类等生物无法生存的区域。科学家介绍，人类过量使用化肥、大量生活垃圾、车辆和工厂排放的废
英语听力文摘 English Digest
今天我们要学的词是runoff. runoff 是指竞选无法分出胜负的情况下进行的决选。 Republican Cindy Hyde-Smith wins the Mississippi Senate runoff vote in an election that critics say was racially charged. 共和党人辛迪海德-史
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