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Physical Sciences and Mathematics Commons

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Articles 1 - 8 of 8

Full-Text Articles in Physical Sciences and Mathematics

Reconnaissance Survey Of Nitrate Concentrations In Ground Water In Howard And Pike Counties, Arkansas, Travis Thornton, Kenneth F. Steele Feb 1992

Reconnaissance Survey Of Nitrate Concentrations In Ground Water In Howard And Pike Counties, Arkansas, Travis Thornton, Kenneth F. Steele

Technical Reports

In recent years, the rapid growth of poultry and hog production in Arkansas has caused concern regarding nitrate contamination of the ground water. In the study area of Pike and Howard Counties, the number of hogs has increased from 3,300 hogs in 1970 to 75,000 hogs in 1990. Poultr¥ production for the area has increased from 38,933,000 per year 1n 1970 to 62,774,000 per year in 1990. As animal production increases, so does the amount of animal waste that must be disposed. Hog production is of particular concern. Typical hog operations store concentrated animal waste in lagoons prior to land …


Scarce Resources, Perception Of Risk, And Collective Action, Nicholas S. Hopkins Jan 1992

Scarce Resources, Perception Of Risk, And Collective Action, Nicholas S. Hopkins

Faculty Book Chapters

[abstract not provided]


Environmental Action At The Community Level, Salah Arafa Jan 1992

Environmental Action At The Community Level, Salah Arafa

Faculty Book Chapters

[abstract not provided]


Fact Sheet No.1: Nonpoint Source Pollution And Water Quality Of Northwest Arkansas, T. C. Daniel, D. R. Edwards, D. C. Wolf, K. F. Steele, M. J. Cochran Jan 1992

Fact Sheet No.1: Nonpoint Source Pollution And Water Quality Of Northwest Arkansas, T. C. Daniel, D. R. Edwards, D. C. Wolf, K. F. Steele, M. J. Cochran

Technical Reports

Preservation of a clean, safe, and biologically diverse environment can capture public attention as few other issues can. Indeed, recent international cooperative efforts indicate that there is an increasing global desire to pass on to future generations an environment at least equal in quality to the one we inherited.


Human Development And The Environment, Mohsen Tawfik Jan 1992

Human Development And The Environment, Mohsen Tawfik

Faculty Book Chapters

[abstract not provided]


Environmental Challenges In Egypt, Farkhonda Hassan Jan 1992

Environmental Challenges In Egypt, Farkhonda Hassan

Faculty Book Chapters

[abstract not provided]


Towards Sustainable Desert Development For Egypt, Adli Bishay Jan 1992

Towards Sustainable Desert Development For Egypt, Adli Bishay

Faculty Book Chapters

[abstract not provided]


Denial In The Decisive Decade: Towards Intervention And Common Action, Sandra Postel Jan 1992

Denial In The Decisive Decade: Towards Intervention And Common Action, Sandra Postel

Faculty Book Chapters

[abstract not provided]