标签:carbon 相关文章
By Gary Garriott Broadcast: November 3, 2003 This is Steve Ember with the VOA Special English Development Report. People have been recycling metals for hundreds of years. Today, re-using metal waste o
And the Athabasca River drains downstream 阿萨帕斯卡尔河下游 to a range of Aboriginal communities. 即原住民聚集地 In Fort Chippewa, the 800 people there, 奇普怀恩堡有800位居民 are finding toxins in the food chain, 食物链中含
This is the VOA Special English Agriculture Report. Farmers in the United States sometimes plant switchgrass as a border crop. But could this tall grass lower the nation's dependence on foreign oil? South Dakota State University professor Arvid Boe
This is Scientific Americans 60-SecondScience. Im John Matson, got a minute? Say you need a diamond. You could go downto the jeweler, or you could put some carbon deep underground and let it sitfor a couple billion years. Or you could hop in a starsh
> 58 菌类植物产生于几十亿年前 DATE=8/24/01 TITLE=ENVIRONMENT REPORT - Early Plant Study BYLINE=Cynthia Kirk (Start at 1’00” )This is Bill White with the VOA Special English ENVIRONM
Coffee to Help Power London's Buses This is Whats Trending Today Britain has long been known for its love of tea, but people in London also drink a lot of coffee. In fact, the average Londoner reportedly drinks 2.3 cups of coffee every day. And now,
为实现自己的留学之梦,无数学生默默地在GRE考试中付出自己辛勤的汗水。所有GRE高分故事背后都有值得我们学习的GRE备考经验。相信这样的一个个GRE高分故事能够在你备考GRE考试的过程中送
A woman answered her front door and found two boys holding a list.
It seemed like a good ideabecause rivers and ponds in Bangladesh were contaminated with bacteria, Bangladeshis switched to wells. But soon after, in the early 80s, researchers realized those wells were harming Bangladeshis with a new poisonarsenic. T
This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Chemistry goes to the University of Delawares Richard Heck, Purdues Ei-ichi Negishi and Hokkaido Universitys Akira Suzuki for their work in develop
This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. If youve ever wondered where the Earth came from, the answer, it seems, is blowin in the windthe solar wind. Or so say scientists who, after examining sola
Turning Cigarette Butts to Batteries 烟头转变成电池 If you see a person carelessly throw a cigarette to the ground, what are you likely to think? That depends. If you hate people throwing things on the ground, you might think, That person shou
巴黎气候变化大会的责任与期盼 There is hope in combating the effects of a rapidly warming planet, according to U.S. Congressman Don Beyer, who serves on the Joint Economic Committee and the House Committee on Natural Resources. 美国国会
Science and technology 科学技术 Climate change 气候变化 Good news at last? 终于来了好消息? The climate may not be as sensitive to carbon dioxide as previously believed 气候对二氧化碳的敏感性可能低于先前的预期 CLIM
克里警告全球气候变化 JAKARTA The United States and China say they recognize the need for urgent action to address the twin challenges of climate change and the air pollution caused by burning fossil fuels. U.S. Secretary of State John Kerry
Hydropower, geothermal, wind, solar, biomass. 水力,地热,风力,太阳能以及生物质。 Did you know that last year, for 299 days, 你们知道去年总共有299天, we did not use any fossil fuels in order to generate all our electric
And we're replacing that with the largest industrial project in the history of the world, 将它转变成史上最大的工业项目, which is producing the most high-carbon greenhouse gas emitting oil in the world. 生产温室气体排放量最大的
Human demands on natural resources have doubled in under 50 years and are now outstripping(超过) what the Earth can provide by more than half, a new report has warned. And humanity carries on(继续) as it is in use of resources, globally i
Technology Going underground 科技 去地球深处 A project to reveal more about all the carbon on Earth 一个将会揭示更多关于地球上所有碳的秘密的项目 THE carbon cycle is the stuff of school books. 碳的循环在学校教科书中
日前,中美两国发表《气候变化联合声明》,重申坚信气候变化是人类面临的最重大挑战之一,就推动全球经济向低碳转型做出切实行动。 请看《中国日报》报道: China plans to launch a national