Burdened by its heavy reliance on coal, China looks to unlock its natural gas deposits with the controversial practice of fracking.
As the UK gears up to start a gas-fracking industry, government and industry say they're determined to avoid the mistakes made in the US. But observers differ as to whether the country is better prepared for the risks of the controversial technology, or worse.
Does natural gas "fracking" contaminate water supplies? A new report strongly suggests it does, and that the "flaming faucet" phenomenon is real.
Host Lisa Mullins talks with Scientific American's David Biello about why the humble guar bean is having an impact on profits in the hydraulic fracturing industry.
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