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This site, produced by the United States Geological Survey, is all about aquifers. Many different types of aquifers are addressed, these include: sand and gravel, sandstone, sandstone and carbonate, carbonate-rock, and...
In the mid-1980s, the RIM Program was established to quantify loads and long-term trends in concentrations of nutrients, such as nitrogen and phosphorus, and suspended material entering the tidal part of the Chesapeake...
The United States Geological Survey (USGS) presents the most common water measurements in science. These include: temperature, pH, specific conductance, turbidity, dissolved oxygen, hardness and suspended sediments....
This lesson provides an introduction to the treatment of drinking water to remove harmful or distasteful substances. Topics include the history of treatment and a brief listing of treatment processes. Students can...
The University of Nebraska - Lincoln Extension presents this site containing information on designing and installing drip irrigation systems. This can help your trees become effective windbreaks at an earlier date than...
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