Reuters: The oil and gas industry is finding that less is more in the push to recycle water used in hydraulic fracturing. Slightly dirty water, it seems, does just as good a job as crystal clear when it comes to making an oil or gas well work.
Exploration and production companies are under pressure to reduce the amount of freshwater used in dry areas like Texas and to cut the high costs of hauling millions of barrels of water to oil and gas wells and later to underground disposal wells.
To attack those...