The latest skirmishes over hydraulic fracturing in Florida and California are, at their core, about water. Many fracking-related spills have been recorded, and opponents say that such incidents pose unacceptable threats to water supplies. But the issue is fraught with uncertainties. Scientists review what's known about the fluids and conclude that a comprehensive assessment of potential risks requires full disclosure of fracking fluid contents.
from Geochemistry News -- ScienceDaily http://ift.tt/24RIEqs