A cross-section illustration of fracking (right) versus conventional drilling for natural gas (left). Fracking, or hydraulic fracturing, is a controve
A cross-section illustration of fracking (right) versus conventional drilling for natural gas (left). Fracking, or hydraulic fracturing, is a controversial method of retrieving natural gas from about 1km below the earth's surface. A fluid is pumped down, fracturing a gas rich layer and releasing gas, which is returned to the station. This illustration demonstrates how fracking can contaminate water supplies.
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Photo credit: © MARK GARLICK/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: aquifer, art, artwork, chemicals, contaminant, contaminated, diagram, drilling, fluid, fossil, frack, fracking, fracturing, fuel, fumes, gas, geochemistry, geophysics, hole, hydraulic, illustration, layers, oil, pipe, pipeline, pressure, rock, shale, stratigraphy, supply, tank, water