单词:air-saturated water
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路易斯安那遭遇历史性洪水 已致11人死亡 play pause stop mute unmute max volume 00:0002:14repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. O
The U.S. state of California has been suffering a historic drought. Three years ago, its governor declared a drought state of emergency. Late last year, 97 percent of California was in drought. But today, the U.S. drought monitor says less than 60 pe
The northeast just had its first big snow of the season. Meanwhile, on Titan, it was foggy. That weather report brought to you by researchers publishing in the journal Astrophysical Journal Letters. The scientists found that Titan, Saturns largest mo
ESL Podcast 1183 Air and Water Pollution Julia: Stop poisoning us! Stop poisoning us! Robert: Why are you picketing in front of this factory? Julia: This factory is polluting our air and water. Theyre responsible for contaminating the environment wit
Agriculture Report - Getting to the Root of How to Water Trees This is the VOA Special English Agriculture Report. Some trees can survive a long time without water. Think of trees that grow in the desert. But other trees may need more moisture than t
Water is a necessary resource for the health and survival of living things. But the availability of fresh water is decreasing for much of the worlds population. The United Nations estimates that about 3.6 billion people currently live in areas that f
Floods Challenge Midwest Farmers On his land outside Peoria, Darrel Kammeyer is keeping one eye on the rising Illinois River and another on the only thing standing between it and his farmland, a seven-meter-tall levee. It was constructed to hold back
Fog Found on Saturn's Moon Titan A study in Astrophysical Journal Letters reveals that Titan may be home to the familiar atmospheric condition known as fog--but made out of methane. Karen Hopkin reports The northeast just had its first big snow of th
tell me how i'm supposed to breathe with no air? 快告诉我没有空气我该如何呼吸 if i should die before i wake 如果我在醒来之前就已没有呼吸 because you took my breath away 这是因为你带走了我的呼吸 losing you is li
Tell me how i'm supposed to breathe with no air If i should die before i wake Because you took my breath away Losing you is like living in a world without no air oh I'm here alone didn't wanna leave My heart won't move it's incomplete Is there an oth
WHO: Millions Die Every Year from Air Pollution From VOA Learning English, this is Science in the News. Im Anna Matteo. And Im Christopher Cruise. Today on the program, we look at our natural world. We report on the price of air pollution on human li
The northeastern Spanish city of Zaragoza is hosting an international water fair to highlight the importance of this vital and increasingly threatened resource. Spain is no stranger to water scarcity. The country is juggling competing demands of urb
Will There be Enough Water for Everyone? As the global population grows, so does the need for water. The Worldwatch Institute says increased demands for food, energy and industry, along with climate change, could lead to water scarcity in some places
解决非洲水和燃料的办法 Governments of developing countries in Africa often lack the resources and infrastructure to solve the everyday problems of their inhabitants. But every so often, authorities and local entrepreneurs find low-tech sol
Low-tech Solutions Found for Africa's Everyday Problems 低技术含量的解决方案解决非洲日常问题 Governments of developing countries in Africa often lack the resources and infrastructure to solve the everyday problems of their inhabitan
This is Scientific Americans 60-Second Science. I am Synthia Graber. Got a minute? Wander where and when the next major river flood would had, just look up to the satellites. Conventional estimates a river volumes come from rain fall of course and fr
去年美国偶像大赛的冠军Jordin Sparks与Chris Brown合作的单曲《No Air》成为美国本周数字下载量增长最快的单曲。 Artist:Jordin Sparks Ft. Chris Brown Song: No Air Tell me how I'm suppose to breathe with no air [oohhhh] [ Jordin S.] If I should die befor
US satellite observations have produced the first strong evidence for water flowing on Mars. 美国卫星观测找到了火星表面存在液态水的首批强有力证据。 The water is a brine saturated in salts such as perchlorates. As it seeps d
Frost-free Freeze Physics 昇華是指一种物质从固态不经过液态直接转化为气态的过程,是物质在温度和气压低于三相点的时候发生的一种物态变化。与昇華相反的过程称做凝華,指物质从气态直接变
Professor Gilbert Van Kerchhove from Belgium is the President and founder of a Beijing-based management consulting firm. He was deeply involved in the preparations of for the 2008 Olympics in Beijing. Van Kerchhove says one of the main issues leading