When the Solar Winds Blow 眩烂夺目北极光 by Ilse Van Wyck We usually associate blowing winds with bad weather, but on a cosmic level, solar winds are the creators of some of the most spectacular sights nature has to offer. Solar winds are stre

发表于:2018-12-02 / 阅读(70) / 评论(0) 分类 常春藤解析英语

AS IT IS 2016-04-01 New Drones Could Improve Weather Predictions 小型无人机可以提高天气预报准确性 Scientists are developing unmanned planes -- called drones -- that can gather weather information from the atmosphere. The drones could

发表于:2018-12-16 / 阅读(43) / 评论(0) 分类 2016年VOA慢速英语(四)月

Animals’ Early Warning Systems By Brent Frazee / 2005 The Kansas City Star , Knight Ridder Newspaper. Distributed by Tribune Media Service International. Biologists report wildlife’s amazing abili

发表于:2018-12-19 / 阅读(60) / 评论(0) 分类 彭蒙惠英语

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this will just take a minute. Shakespeare once said: A rose by any other name would smell as sweet. And that is true today as it was 400 years ago. What's different now, though, is th

发表于:2018-12-24 / 阅读(103) / 评论(0) 分类 Scientific American(四)月

Well, hearing that Odyssey had found subsurface water on Mars was enormously exciting for somebody who is involved in planning to send humans to Mars. Water has a number of important uses for us. At t

发表于:2019-01-02 / 阅读(99) / 评论(0) 分类 火星生命

From VOA Learning English, this is the Education Report. A group of students from Kenya was among winners of the 2017 Zayed Future Energy Prize. The 10-member team is receiving a $100,000 award to make their school a green energy institution. The Zay

发表于:2019-01-02 / 阅读(72) / 评论(0) 分类 2017年VOA慢速英语(三)月

NASA's Juno Spacecraft Shows the Makeup of Jupiter Scientists are finding that the inside of Jupiter is just as interesting as the part of the planets atmosphere that we can see. At the center of the planet is a liquid mixture of the elements hydroge

发表于:2019-01-03 / 阅读(43) / 评论(0) 分类 2018年VOA慢速英语(四)月

Podcast is sponsored from the People of American Chemistry who provide the plastics, medicines and innovations that make life modern. Learn more at americanchemistry.com. This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll ju

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 Scientific American(五)月

Cohesion-tension Theory Atmospheric pressure can support a column of water up to 10 meters high. But plants can move water much higher; the sequoia tree can pump water to its very top more than 100 meters above the ground. Until the end of the ninete

发表于:2019-01-08 / 阅读(64) / 评论(0) 分类 英语小短文

10 布什总统将就全球变暖问题与欧盟领导进行会谈 Bush to Discuss Environmental Concerns Jessica Berman Washington 10 Jun 2001 02:11 UTC The White House says President Bush takes glob

发表于:2019-01-09 / 阅读(47) / 评论(0) 分类 VOA2001-国际风云(1)

By Caty Weaver Broadcast: September 12, 2003 This is Bob Doughty with the VOA Special English Environment Report. Scientists in the United States have reported some good news about the 1)ozone in the

发表于:2019-01-11 / 阅读(94) / 评论(0) 分类 VOA2003(下)-环境与健康

Rubber May Soon Come from Weed 橡胶或很快能从杂草提炼 People have been using products made with synthetic rubber for more than a century. But high-quality tires for cars, trucks and aircraft still must contain 40 percent or more natural ru

发表于:2019-01-12 / 阅读(70) / 评论(0) 分类 2014年VOA慢速英语(九)月

AS IT IS 2015-06-19 Pope Calls for Worldwide Effort Against Global Warming 教皇呼吁全球努力对抗地球变暖 The leader of the Roman Catholic Church has called for a cultural revolution to save the planet from environmental ruin. Pope Franci

发表于:2019-01-12 / 阅读(60) / 评论(0) 分类 2015年VOA慢速英语(六)月

AS IT IS 2015-03-26 Overfishing Opponent Wins Environment Prize 过度捕捞反对者获得环境奖 A leading American supporter of a method to prevent overfishing has won a major environmental prize. Jane Lubchenco served as head of the National Oc

发表于:2019-01-12 / 阅读(43) / 评论(0) 分类 2015年VOA慢速英语(三)月

Scientists Warn of Threat to Coastal Reefs 科学家警告珊瑚礁受到威胁 American scientists are warning of a threat to the worlds coral and rocky reefs. The National Oceanic and Atmospheric Administration has identified four reasons for the t

发表于:2019-01-12 / 阅读(87) / 评论(0) 分类 2014年VOA慢速英语(十二)月

An Atlantic hurricane often begins its life over the mountains in East Africa as an area of low pressure. It travels across the Sahara Desert, then moves out over warm ocean waters. Travelling with the trade winds and circles the globe just above and

发表于:2019-01-22 / 阅读(42) / 评论(0) 分类 自然百科2010年

大气ATMOSPHERE 大气组成Atmosphericcomposition 空气质量Airquality 大气化学Atmosphericchemistry 大气成分Atmosphericcomponents 大气颗粒物Atmosphericparticulates 二氧化碳Carbondi

发表于:2019-02-02 / 阅读(108) / 评论(0) 分类 英文语法词汇

And the Associated Press now confirms that the death toll from Harvey has risen to 12. But as we focus on Texas and Louisiana, nature is also taking a devastating toll elsewhere. Heavy monsoons are paralyzing Mumbai, India, right now. More than 1,200

发表于:2019-02-17 / 阅读(61) / 评论(0) 分类 PBS访谈社会系列

yet it is this holding on, as it is called; this hooking up by the sharp barbs of his live flesh from the back; 然而,正是这种所谓拉住,这种用锐利的倒钩钩住了鲸背的肉体的方法, this it is that often torments the Leviat

发表于:2019-03-10 / 阅读(123) / 评论(0) 分类 白鲸记

When two large, loaded Indian-men chance to crowd and crush towards each other in the docks, what do the sailors do? 当两个身材高大、喝醉了酒的印度群岛人偶然在码头上打起架来的时候,你想水手们是怎样办的? The

发表于:2019-03-10 / 阅读(115) / 评论(0) 分类 白鲸记