Gasland explores the environmental and public-health effects of a natural gas extraction process called hydraulic fracturing, better known as fracking. Despite the gravity of the content, the film is playful. Throughout, Fox plays banjo and delivers a laconic voice-over, with comments such as: "As a detective, I was totally out of my league." One family that doesn't want to be identified is filmed from the knees down, in their socks, and Fox creates a funny montage of himself making phone call after phone call to gas industry execs with no interest in talking. The film is freewheeling and personal, but it is also dense with data.
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