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86 去痛片须慎用 DATE=8-16-01 TITLE=SCIENCE REPORT - OxyContin Warning BYLINE=Jerilyn Watson (Start at 1'02
African Countries Debate Using DDT in Anti-Malaria Efforts The chemical pesticide DDT has been banned by most countries for use in agriculture, but some continue to use it indoors to kill insects that carry malaria. In Zambia, it's an important part
Raw anti-drug campaign awakens state Ted Landphair | Missoula, Montana 04 February 2010 Photo: Montana Meth Project Adults across Montana were frightened by what they were seeing. Some hardly recognized their meth-addled teenagers. Related Links Mont
By Lisa Schlein Geneva 02 May 2006 Environmentalists are calling for the elimination of the toxic chemical, DDT, which is still used in large parts of Africa to combat malaria. The continued use of DD
As Uganda looks to eliminate malaria, the country is engaged in a debate(辩论会) over the use of chemicals such as DDT in some of the world's most malarial regions. In the district of Apac in northern Uganda, the risk of malaria is higher than any
Voice 1 Hello. Im Ruby Jones. Voice 2 And Im Marina Santee. 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. A small candle burns. It re