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1972

VIMS Books and Book Chapters

Earth Sciences

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Full-Text Articles in Physical Sciences and Mathematics

Sediments Of The James River Estuary, Virginia, Maynard M. Nichols Jan 1972

Sediments Of The James River Estuary, Virginia, Maynard M. Nichols

VIMS Books and Book Chapters

The James River estuary of the Chesapeake Bay region follows the course of a former river valley drowned within the last 9,000 years by the most recent rise of sea level. The floor is shaped into a central channel bordered by submerged shoals. Observations show suspended sediment is transported mainly by alternating tidal currents and secondarily by the net nontidal estuarine circulation. Transport results in a sequence of grain size distributions reflecting the mixing of two textural end members, clay and sand.

Silty clay is deposited in the river and upper estuary, whereas sand occurs near the mouth. Transitional types, …


Agricultural And Urban Pollution, Morris L. Brehmer Jan 1972

Agricultural And Urban Pollution, Morris L. Brehmer

VIMS Books and Book Chapters

I have modified the scope of this paper slightly to include urban pollution because the pollution problems produced by the agricultural industry are essentially the same as those produced by municipalities. We know that environmental degradation occurs as a result of the discharge and the byproducts from both sources.

In the case of agricultural activities, the terrain has and still is being modified to convert it to crop production. In the livestock industry, large populations of animals are being concentrated into relatively small areas to meet the economic pressures of meat production. With the human population, the numbers of people …


Engineering Works And The Tidal Chesapeake, William J. Hargis Jr. Jan 1972

Engineering Works And The Tidal Chesapeake, William J. Hargis Jr.

VIMS Books and Book Chapters

This paper discusses the tidal tributaries of the ocean and the coastal areas of the mid-Atlantic Bight and the ecological significance of engineering projects. While occasional reference may be made in this paper to remote sensing of problems engendered by engineering works on maritime environments and resources, principal efforts along those Jines are reserved for the group discussion to follow.

The Chesapeake Bay drainage basin_encompasses.almost 65,000 miles and provides space and partial resources for over 11 million people ( 1960) in New York, Pennsylvania, Maryland, Virginia, and the District of Columbia. Two other states, Delaware and West Virginia, to a …