单词:tear gases
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[00:04.53]Unit 22 Environmental Protection [00:08.85]Lesson 1 Global Warming [00:12.39]Can we take the heat?In the last few decades, [00:16.95]environmentalists have reported [00:19.02]that human beings are causing changes [00:22.29]in the Earth's cl
[00:00.80]When the atmospheric concertrations [00:03.16]of these gases increase, however, [00:05.84]more heat is trapped and the Earth's [00:07.92]temperature rises. [00:10.37]Over the last 100 years, [00:13.01]the global average temperature [00:15.1
VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. This week, we report on two medical studies, including one for an experimental drug.
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Pre-Listening Vocabulary tear up: to cry a little bit; to become weepy insincere: fake; not truthful shed: to drop or remove something, such as a layer of skin or a tear remorseful: full of guilt sympathy: a feeling of sadness for another persons los
On a restricted site in northern Wisconsin, the hissing you hear is helping scientists see the future. Inside towering rings of pipes, aspen, birch, and sugar maples feed on measured diets of greenhouse gases. Our studies were looking at what forest
Rich cities around the world are largely responsible for greenhouse gas emissions, says a new study. The study measures emissions based on the use of goods and services, such as food, clothing and electronics, by people living inside cities. It inclu
Tear in Heaven Would you know my name if I saw you in heaven? Would you feel the same if I saw you in heaven? I must be strong and carry on 'Cause I know I don't belong here in heaven... Would you hold my hand if I saw you in heaven? Would you help m
Jackie: Welcome to BBC Learning English dot com and another chance to hear Insight Plus - a series, first broadcast in 2001 that looks at the language of issues you hear about in the news. The earth is in danger. And some say the greatest threat is
When they wheel you into the operating room, climate change is probably the last thing on your mind. But maybe it should be on your anesthesiologist's mind. Because the gases used to knock you out contribute to global warming. Researchers, including
Scientists Develop New Ways to Track Greenhouse Gases With more than 18 million people living, working and driving in Los Angeles, the city often is covered in a hazy layer of smog. Stan Sander, senior research scientist at the U.S. space agency's Je
Got a big plan, his mind's set, maybe it's right 雄心勃勃,他意已决,或许正确 At the right place and right time, maybe tonight 恰逢此时,恰逢此处,也许是今夜 In a whisper or handshake sending a sign 一句耳语或是一次
The first day of the experiment, we got out to our plot 实验的第一天,我们来到了实验地点, and a grizzly bear and her cub chased us off. 突然一头灰熊和她的熊宝宝出现,把我们赶跑了。 And I had no bear spray. But
泪洒天堂 Tear in Heaven Tear in Heaven Would you know my name if I saw you in heaven? Would you feel the same if I saw you in heaven? I must be strong and carry on 'Cause I know I don't belong here in heaven... Would you hold my hand if I saw you
By Mil Arcega Washington, DC 06 April 2006 watch Global Warming report The state of California could become the first to impose emission caps on businesses to limit greenhouse gases. California Govern
By Phil Mercer Sydney 02 April 2008 Australia's first large underground carbon storage facility has opened in the southern state of Victoria. The geo-sequestration plant will capture carbon dioxide from a power station and store it two kilometers ben
You might not realise it, but sending even a short email has an impact on the environment. 你可能没有意识到,即使是发送一封小小的邮件也会对环境产生影响。 Scientists estimate that an email adds about four grams (0.14 oun
Don't know why he does what he does Playing lost and found with your love Trying to confuse you, use you Girl. he's gonna lose you sure enough Don't know why he says all those things Always shootin' down all your dreams He ought to know better than t