воскресенье, 4 марта 2012 г.

2008, Parachuting cats and crushed eggs; the controversy over the use of DDT to control malaria.(ABSTRACTS)

American Journal of Public Health, 98(11): 1940-8.

The use of DDT to control malaria has been a contentious practice for decades. This controversy centers on concerns over the ecological harm caused by DDT relative to the gains in public health from its use to prevent malaria. Given the World Health Organization's recent policy decisions concerning the use of DDT to control malaria, it is worth reviewing the historical context of DDT use. Ecological concerns focused on evidence that DDT …

Комментариев нет:

Отправить комментарий