| skos:altLabel | - hydrofracturing
- gas
- extraction
- sand
- fracture
- fracturing
- hydraulic fracturing
- Fracking
- fracking
- hydraulic fracking
- stimulation
- frack
- Environmental impact of hydraulic fracturing
- regulatory debates over the issue of hydraulic fracturing and its risks
- Hydrafrac
- Hydraulic Fracturing
- Hydraulic fracturing#Massive fracturing
- Hydraulic fracturing#Method
- Hydraulic fracturing#Public debate
- Hydraulic_fracturing#Documentary_films
- Hydraulic_fracturing#Health_risks
- Hydraulic_fracturing#History
- Hydraulic_fracturing#Microseismic_monitoring
- Hydrofracturing
- Natural gas extracted
- Oil fracking
- viewed as an economical method for natural gas extraction
- chemicals in hydraulic fracturing fluid
- deep fracking
- drilling for shale gas
- environmental impacts of fracking
- faces widespread debate
- frac
- fracked
- fracking crew
- fracking for oil
- fracking'
- fractured by artificial means
- gas development
- gas drilling sites
- high-pressure water
- hydraulic fracture
- hydraulic fractures
- hydraulic fracturing (fracking)
- hydraulic fracturing waste
- hydraulic tensile fracturing
- hydraulically fracture
- hydraulically fractured
- hydro-fracturing
- hydrofacturing
- hydrofracked
- hydrofracking
- hydrofracture
- induced hydraulic fracture
- injections of fluids
- massive hydraulic fracturing
- natural gas drilling
- oil fracking
- produced during oil extraction
- recycled frack wastewater
- reservoir stimulation
- shale gas fracking
- test for shale gas
- two main approaches to regulation
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