单词:alphozone
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CHAPTER ONE [00:44.25]READING [00:45.74]Page 2 and 3 [00:48.43]THE YOUNG GREEN CONSUMER GUIDE [00:51.51]Review by Tony Ma [00:54.62]This book says that our world is in danger [00:59.32]It is vital that we do something to save the earth [01:04.21]Firs
I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea
Science and technology: Air-pollution: Breathtaking 科学与技术:空气污染:屏气吞声 Air-quality indices make pollution seem less bad than it is. 空气质量指数粉饰了空气污染情况。 Smoking a whole packet of cigarettes in a
By Richard Thorman 25 Sep 2004, 20:22 UTC Broadcast: September 26, 2004 (THEME) VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the VOA Special English program, PEOPLE IN AMERICA. Today we tell about the life of Nineteenth Centur
You've probably heard of peanut or shellfish allergies,but a meat allergy,not as common. Even weird * will might be causing it, tick bites.According to a study in the journal of General Internal Medicine. A few years back, folks started showing up in
There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th
Global Warming and Ozone 全球变暖和臭氧 Could the coming century bring a new threat to the ozone layer? Discover one scientist's model of the effect of global warming and greenhouse gases on ozone -- on today's Earth and Sky. DB: This is Earth and S
ENVIRONMENT REPORT - November 1, 2002: Shrinking Ozone Hole over Antarctica By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. Australian researchers say the hole in the ozone layer o
Scientists have found that levels of a now-banned chemical are rising again in Earths atmosphere. The chemical is called CFC-11. It is the second most common kind of CFC, short for chlorofluorocarbon. Chlorofluorocarbons were once widely used in many
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
AS IT IS 2015-05-05 From Taxi Driver to Famous Fishing Fly Maker 从出租车司机到著名的飞蝇钓制造商 Elpheus Ndlovu has come a long way from his village in the South African province of Mpumalanga. He once worked as a taxi driver. Now, h
Air pollution 空气污染 A: I've heard of ground-level ozone but can you explain what it is exactly? A:我听说近地面臭氧,但是你能确切解释一下是什么吗? B:Yes, it's one of the main air pollutants. Factories don't emit it dire
Arethusa was once a fairy maiden huntress.She carried bow and arrows for Artemis in her hunting.She was so devoted to her work that she cared for neither admiration nor love.One sunny summer day,she felt hot and found a cool stream quite attr
I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea
HARI SREENIVASAN, PBS NEWSHOUR WEEKEND ANCHOR: Scientists studying climate change in Antarctica reported this week that the hole in the protected ozone layer of the earth's atmosphere has shrunk. The discovery of the hole in the mid-1980s led to a wo
25 大气层中臭氧正日渐稀薄 DATE=3-21-01 TITLE=SCIENCE REPORT - (1)Springtime Ozone Loss BYLINE=George Grow (Start at 1'00
HEALTH REPORT – Study Links Ozone Pollution to Increased Deaths By Cynthia Kirk Broadcast: Wednesday, December 08, 2004 I'm Gwen Outen with the VOA Special English Health Report. American researcher
高温天气下树木竟然会污染环境! Normally, trees are the best defence against pollution; but when it's too hot outside, the trees' own self-defence mechanism may actually make things worse。 正常情况下,树木是抵御污染
Nearly 90 percent of China's big cities failed to meet air quality standards in 2014, but that was still an improvement on 2013 as the country's war on pollution began to take effect, the environment ministry said on Monday. 环保部周一表示,2