Most community water suppliers deliver high quality drinking water to millions of people every day. Of the more than 55,000 Community Water Systems in the United States, only 4,769 or 8.6 percent...
Ground-water samples were collected from 56 locations throughout the Espanola Basin and analyzed for general chemistry (major ions and trace elements), carbon isotopes (delta 13C and 14C activity) in...
This field manual is intended to serve as a field reference guide for the collection of water quality samples from surface water and ground water. More detailed information can be found in reference...
Chemical, biological, and physical water quality data from a study of 42 watershed basins.
The Aura mission studies the Earth's ozone, air quality, and climate. It is designed exclusively to conduct research on the composition, chemistry, and dynamics of the Earth's atmosphere.
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