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Is the government covering up the risks of fracking?

Hydraulic fracturing is a process used to enhance the output of oil wells, and an estimated 90% of natural gas in the US comes from wells using this process. The EPA claims the process is not harmful -- but not everyone agrees. Why? Tune in to learn more.

Następny odcinek
S2011E23 - Is the US headed toward hyperinflation?

Odcinki (52)

Sezon 2011

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