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Displaying 11 - 14 of a total of 14 items
June 01, 2018
Hydraulic Fracturing and Water Demand
Hydraulically fracturing a modern well can require millions of gallons of water for the initial fracturing process. This is a potential problem in arid regions with competing demands for fresh water (i.e. high water stress), such as Colorado and West Texas (...
September 07, 2017
Introduction
Dry wells improve stormwater drainage and aquifer recharge by providing a fast, direct route for rainwater to drain deep into underlying sediment and rock. Dry wells are most common in the western U.S. where clay or caliche layers slow down the natural drainage of water into...
July 13, 2017
Background
In areas prone to winter precipitation, transportation infrastructure must be able to quickly respond to snow and ice on roadways. Ice removal is a vital service in these communities. Deicing chemicals melt ice by lowering the temperature at which it melts. They can also prevent new ice...
May 19, 2017
Geologic maps provide critical information for coal resource exploration and for planners, regulators, decision makers, and the general public.
Defining the Problem
Despite Pennsylvania’s long history as a major coal producer, information on the coal geology (Fig. 1), remaining resources, and...
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