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An airplane spraying DDT over Baker County, Oregon as part of a spruce budworm control project, 1955 DDT spray log in Bosa . DDT is the best-known of several chlorine-containing pesticides used in the 1940s and 1950s. During this time, the use of DDT was driven by protecting American soldiers from diseases in tropical areas.
A 1969 paper on DDT residues in connection with fiddler crabs was coauthored by Wurster, George M. Woodwell, and William E. Odum [15] (who was the first son of Eugene Odum). [ 16 ] In 1976 Wurster and Arthur P. Cooley suggested that, in many high school and college courses, students' writing of term papers might be replaced by students' writing ...
Paul Hermann Müller, also known as Pauly Mueller [citation needed] (12 January 1899 – 13 October 1965), was a Swiss chemist who received the 1948 Nobel prize in Physiology or Medicine for his 1939 discovery of insecticidal qualities and use of DDT in the control of vector diseases such as malaria and yellow fever.
Fish may eat many of these organisms, causing the DDT and PCBs to accumulate in fish tissue. Fish-eating birds, marine mammals, and birds of prey that feed on both accumulate more of the toxins. [6] Since 1985, fish consumption advisories and health warnings have been posted in Southern California because of elevated DDT and PCB levels.
DDT Spray Flight RAF (1945) became No. 1354 (DDT Spraying) Flight RAF [55] Defence Flight RAF, Heliopolis (1942-?) [55] Desert Air Force Training Flight RAF (1944) became No. 5 Refresher Flying Unit RAF [55] Eagle Trials Flight RAF (1920) [90] Emergency Flying Training Flight RAF (1939–40) became Headquarters Far East Communications Flight ...
J. Gordon Edwards (August 24, 1919 – July 19, 2004) was an American entomologist and proponent of the use and safety of the pesticide DDT.He was professor of entomology at San Jose State University for 40 years, and namesake to the university's entomology museum.
Authorities battling a series of large wildfires in the Los Angeles area have employed a bright red fire retardant to tamp the flames, leading to dramatic images of the material blanketing scores ...
The use of DDT in the United States was banned in 1972, except for a limited exemption for public health uses. Public concern about the usage of DDT was largely influenced by the book, Silent Spring, written by Rachel Carson. [9] The ban on DDT is cited by scientists as a major factor in the comeback of the bald eagle in the continental United ...