Image for What is fracking?

What is fracking?

Duration: 01:46

Professor Iain Stewart explains the process of hydraulic fracturing.

Available since: Wed 19 Jun 2013

This clip is from

Horizon 2012-2013, Fracking: The New Energy Rush

14/17 Investigating the controversial process of mining natural gas via hydraulic fracturing.

First broadcast: 19 Jun 2013

Image for Fracking: The New Energy Rush Not currently available on BBC iPlayer

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