Horizontal hydraulic fracturing is a drilling and stimulation technique used to mine shale gas.
It involves pumping vast volumes of water, sand and chemicals into horizontally drilled wells
under great pressure to create cracks in the rock layer to release trapped gas.
FRACKING IS UNSUSTAINABLE • WATER THIRSTY • DAMAGES THE ENVIRONMENT
Fracking Hell? - South Africa's Gas Dilemma
Jonathan Deal talks at Shale Gas Conference
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