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History x Ecology and Conservation x clear all

chain

Overview page. Subjects: Ecology and Conservation — History.

An imperial measure, equal to 22 yards (20.11m), that was a unit of length formerly used by foresters and land surveyors (10 sq. chains = 1 acre).

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Environmental History of the Mississippi River and Delta

Christopher Morris.

in Oxford Research Encyclopedia of Environmental Science

P ublished online September 2017 .

Article. Subjects: Pollution and Threats to the Environment (Social Science); Ecology and Conservation; Environmental Science, Engineering, and Technology; Environmental History. 10360 words.

The Mississippi River, the longest in North America, is really two rivers geophysically. The volume is less, the slope steeper, the velocity greater, and the channel straighter in its upper...

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Fisheries Science and Its Environmental Consequences

Jennifer Hubbard.

in Oxford Research Encyclopedia of Environmental Science

P ublished online May 2017 .

Article. Subjects: Pollution and Threats to the Environment (Social Science); Ecology and Conservation; Environmental History. 17855 words.

Fisheries science emerged in the mid-19th century, when scientists volunteered to conduct conservation-related investigations of commercially important aquatic species for the governments...

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Knights, Rosemary Margaret

in Who's Who

P ublished online December 2016 .

Reference Entry. Subjects: Social and Cultural History; Society and Culture; Nursing Studies; Education; Ecology and Conservation. 5 words.

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Ratcliffe, Derek Almey

Des Thompson.

in Oxford Dictionary of National Biography

March 2013; p ublished online January 2009 .

Reference Entry. Subjects: Ecology and Conservation; Social and Cultural History; Conservation of the Environment (Social Science). 1215 words.

Ratcliffe, Derek Almey (1929–2005), ecologist and conservationist, was born on 9 July 1929 at 80 Crouch Hill, Islington, London, the only son of Frank Bernard Ratcliffe, a solo organist and...

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Sears, Paul Bigelow

Richard Harmond.

in American National Biography Online

January 1999; p ublished online February 2000 .

Reference Entry. Subjects: Ecology and Conservation; Social and Cultural History; Conservation of the Environment (Social Science); Botany. 1098 words.

Sears, Paul Bigelow (17 December 1891–30 April 1990), botanist, ecologist, and conservationist, was born in Bucyrus, Ohio, the son of Rufus Victor Sears, an attorney, and Sallie Jane...

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