Describe DDT and summarize the history of the use and banning of DDT
Describe DDT and summarize the history of the use and banning of DDT, including actions taken by the U.S. government. State the major reasons for spraying with DDT and for banning it. State three or more ways science has played a role in the controversy.
Choose one of the following resources: timber, fish, soil, water, or fossil fuels. Discuss current problems having to do with the use and management of the resource, and approaches that have been taken to resolve the problems.
Identify the natural cycle that is shown in the diagram. Then, for each box in the diagram, write one or two sentences explaining the labeled process as it relates to this cycle.
Identify an animal or plant that is in danger of extinction or that has been in danger of extinction in the recent past. State the environmental problems that would occur if the species became extinct. Describe the efforts that have been made to preserve the species, and any opposition the efforts faced. Discuss how successful the efforts have been, and what accounts for their success or failure. In describing preservation efforts, name a law, if any, that
deals with this species’ protection.
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Dichloro-diphenyl-trichloroethane (DDT) is an insecticide made in 1940s to control insects that are harmful to human beings, crops and livestock. DDT was widely used in the USA to control malaria, typhus and other insect infection diseases. DDT was used by both military and civilian people because it was very effective….
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