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Converting Quarry Water To Drinking Water

Kraemer Mining & Materials Inc. operates a quarry that mines dolomite limestone deposits in Burnsville, Minn., just south of the Minnesota River. The mining operation requires dewatering the quarry, and Kraemer is now pumping 10 million gallons a day into the Minnesota River.

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Solar Energy: The Ultimate Source?

In at least two James Bond movies, an evil madman attempts to harness the power of the sun in order to conquer the earth. His henchmen capture sunlight

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New Excavators Offer Fuel Efficiency

Energy savings are of concern everywhere, and manufacturers of hydraulic excavators are taking notice and optimizing their machines' operation for fuel

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Roller Wins Nssga Environmental Award

Tom Roller of Boxley Materials Co., Roanoke, Va., has been selected to receive the 2008 National Stone, Sand and Gravel Association's Environmental Leadership

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From Coal Mines To Green Fields

Southeastern Kansas was once the epicenter of the U.S. coal mining industry. Mining in Kansas began in the 1850s, with shallow mines dug near Fort Leavenworth.

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