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Pest control is the regulation or management of a species defined as a pest; such as any animal, plant or fungus that impacts adversely on human activities or environment. [1] The human response depends on the importance of the damage done and will range from tolerance, through deterrence and management, to attempts to completely eradicate the ...
Ruppelt was the director of Project Grudge in 1949 and then Project Blue Book in March 1952; he remained with Blue Book until late 1953. UFO researcher Jerome Clark writes, "Most observers of Blue Book agree that the Ruppelt years comprised the project's golden age, when investigations were most capably directed and conducted. Ruppelt was open ...
Meriwether Lewis collected many hundreds of plants on the Lewis and Clark Expedition. All of the plants Lewis collected in the first months of the Expedition were cached near the Missouri River to be retrieved on the return journey. The cache was completely destroyed by Missouri flood waters.
Biological control or biocontrol is a method of controlling pests, whether pest animals such as insects and mites, weeds, or pathogens affecting animals or plants by using other organisms. [1] It relies on predation , parasitism , herbivory , or other natural mechanisms, but typically also involves an active human management role.
These insects were seen in swarms estimated at over 10 trillion members as late as 1875. Soon after, their population rapidly declined, with the last recorded sighting in 1902, and the species formally declared extinct in 2014. The fossil record concerning insects stretches back hundreds of millions of years.
Beyond Silent Spring: Integrated Pest Management and Chemical Safety is a 1996 book about environmentalism edited by Helmut Fritz van Emden and David Peakall. It is a follow-up to the influential 1962 book Silent Spring .
A logbook (or log book) is a record used to record states, events, or conditions applicable to complex machines or the personnel who operate them. Logbooks are commonly associated with the operation of aircraft, nuclear plants, particle accelerators, and ships (among other applications).
Silent Spring is an environmental science book by Rachel Carson. [1] Published on September 27, 1962, the book documented the environmental harm caused by the indiscriminate use of DDT, a pesticide used by soldiers during World War II.