Acid Rain
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Environmental Science
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Book page:
http://course-notes.org/Environmental_Science
Air Pollution Control and Prevention
Photochemical Smog
Air Pollution Formulas
Impurities such as pyrite or iron pyrite are found in coal, when we burn coal it interacts with atmospheric oxygen to form iron oxide and sulfur dioxide (a primary air pollutant).
The Nitrogen Cycle
The Carbon Cycle
wilderness
Area where the earth and its community of life have not been seriously disturbed by humans and where humans are only temporary visitors.
Subject:
utilitarian value
See instrumental value.
Subject:
uneven-aged management
Method of forest management in which trees of different species in a given stand are maintained at many ages and sizes to permit continuous natural regeneration. Compare even-aged management.
Subject:
tree plantation
Site planted with one or only a few tree species in an even-aged stand. When the stand matures it is usually harvested by clear-cutting and then replanted. These plantations normally are used to grow rapidly growing tree species for fuelwood, timber, or pulpwood. See even-aged management. Compare old-growth forest, second-growth forest, uneven-aged management.
Subject:
Pages
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