标签：biofuels 相关文章
By Nico Colombant Dakar 29 November 2007 African government officials, economists and scientists have met for three days in Burkina Faso to discuss the local production and use of biofuels. VOA's Nico Colombant reports from our West and Central Afri
VOA常速英语2007年（十一月）
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
VOA慢速英语2008年（二）月
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Theres a push now to find the fuel of the future. Will it come from corn? Sugarcane? How about bugs? University of Florida entomologist Michael Scharf
Scientific American(十)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, Im Karen Hopkin. This will
Scientific American(七)月
National Biodiesel Day is a day the biodiesel industry celebrates the role of the vegetable-based fuel in helping to tackle environmental problems. It takes place on March 18, which is the date of Rudolf Diesels birthday. He invented diesel in 1912.
世界节假日博览
With rising fuel prices, more attention is turning to biofuels. But (the) use of food crops for biofuel raises the concern of food shortages. But one non-food biofuel source is gaining attention. Just inland from the southern Mozambique beach resort
国家地理2008年
This is Scientific American's 60-Second Science. I am Karen Hopkin, this'll just take a minute. For years, advocates have touted the use of biofuels as a clean burning alternative to gasoline, now a pair of studies published in the Feb 8 issue of Sci
Scientific American(二)月
意大利推出先进的生物燃料工厂 by Marzia De Giuli CRESCENTINO, Italy, Oct. 9 (Xinhua) -- An advanced plant for the production of second generation biofuels from plants not suitable for food consumption was inaugurated in northern Italy on
英语新闻
A U.N. meeting on the food inflation crisis ends with an agreement to invest more in agriculture, but no settlement on biofuels. Transcript of radio broadcast: 09 June 2008 This is the VOA Special English Agriculture Report. A United Nations confere
VOA慢速英语2008年（六）月
AS IT IS 2014-08-18 Tobacco Plant to Make Jet Fuel 烟叶能制成喷气材料 An airplane maker, an airline and a biofuel company are working together to make fuel from tobacco plant seed oil. The companies are Boeing, South African Airways and SkyN
2014年VOA慢速英语(八)月
US Navy Presses Forward with Biofuels Going green The U.S. Navy has a special message this year at the Rim of the Pacific exercises bringing together the navies of more than 20 nations off the Coast of Hawaii: It is time to turn green. Joining the ve
VOA标准英语2012年(七月)
The roar of jet engines splits the air over the U.S. Navy's testing grounds in Patuxent River, Maryland, as an F-18 fighter plane takes to the skies. Powering this supersonic jet fighter is a fuel that is 50 percent petroleum-based and 50 percent der
VOA标准英语2010年(九)月
Africa is central to the worldwide growth in biofuels, with Dutch, American, Swedish, Japanese, German, and British firms all competing for farmland to grow the next generation of energy producing crops. Some farmers in Ghana are concerned about wha
VOA标准英语2009年(八月)
With rising fuel prices, more attention is turning to biofuels. But (the) use of food crops for biofuel raises the concern of food shortages. But one non-food biofuel source is gaining attention. Just inland from the southern Mozambique beach resort
自然百科2008年
By Kent Klein Washington 13 April 2008 Soaring food prices are causing big problems in many parts of the world today. One factor in the ballooning costs may be the increasing global demand for biofuels - vehicle fuels made at least partly from corn (
VOA常速英语2008年（四月）
AGRICULTURE REPORT - High-Priced Oil Raises Appeal of BiofuelsBy Mario Ritter Broadcast: Tuesday, August 08, 2006 This is the VOA Special English Agriculture Report. An ethanol plant As oil prices cli
2006年慢速英语（八）月
By Alisha Ryu Nairobi 16 October 2009 UNEP's 'Assessing Biofuels' report cover A new report by the United Nations Environment Program says developing biofuels as a green energy option is beneficial only when countries adopt a sophisticated approach.
VOA标准英语2009年(十月)
Soaring food prices are causing big problems in many parts of the world today. One factor in the ballooning costs may be the increasing global demand for biofuels - vehicle fuels made at least partly from corn (maize) or other food crops. 粮价的猛涨
VOA双语新闻 2008年4月
LOS ANGELES, March 6 (Xinhua) -- U.S. researchers have successfully used certain microbes to produce biofuels(生物燃料), opening a door to developing cheaper green energy. The discovery was made by researchers at the University of California, Los
英语新闻
Voice 1 Hello, Im Ruby Jones. Voice 2 And Im Liz Waid. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 What kind of transport d
环球英语 Spotlight