Officials want to use that pressure to flush fresh water out into the Gulf of Mexico to keep the oil offshore.
VOA: standard.2010.05.09
He says reports of water contamination occur wherever there is hydro fracking, perhaps because the process uses such great pressure.
VOA: standard.2010.01.02
Bigger livestock herds are putting greater pressure on land resources and disrupting some ecosystems and the animals generate significant amounts of water and air pollution, including methane, a climate-changing greenhouse gas.
VOA: standard.2010.02.22
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