U.S. Geological Survey Circular
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Published: 1984
Total Pages: 472
ISBN-13:
DOWNLOAD EBOOKRead and Download eBook Full
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Published: 1984
Total Pages: 472
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DOWNLOAD EBOOKAuthor: Geological Survey (U.S.)
Publisher:
Published: 1999
Total Pages: 296
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DOWNLOAD EBOOKAuthor: Geological Survey (U.S.)
Publisher:
Published: 1995
Total Pages: 1
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Published: 2013
Total Pages: 710
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DOWNLOAD EBOOKVol. 25, no. 1 contains the society's Lincoln Chapter's Resource conservation glossary.
Author: Gregory J. Fuhrer
Publisher: Department of Interior
Published: 1999
Total Pages: 92
ISBN-13:
DOWNLOAD EBOOKA nontechnical publication that describe the major findings of the NAWQA (National Water-Quality Assessment) Program on water-quality issues of regional and national concern. The first 2 sections provide a general overview of findings on nutrients and pesticides and their implications for water-resource management and protection. More detailed discussions of the sources, distributions, and potential effects of these chemicals are provided in subsequent sections. Numerous color illustrations.
Author: Trinity River Authority of Texas
Publisher:
Published: 1994
Total Pages:
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DOWNLOAD EBOOKAuthor: Frank C. Wells
Publisher:
Published: 1986
Total Pages: 150
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DOWNLOAD EBOOKAuthor: David K. Mueller
Publisher:
Published: 1996
Total Pages: 32
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DOWNLOAD EBOOKNutrients in water are necessary for productive aquatic ecosystems, but in high concentrations, nutrients such as nitrates, ammonia, and phosphates can adversely affect aquatic life and human health.
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Published: 1979
Total Pages: 212
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Published: 2001
Total Pages:
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