Emily Haines' songs are like candy-coated insects: Once you crack their sugary shells, they're not as sweetly inviting as they appear on the surface.

NPR: Metric: Sweet Pop With A Bitter Center

Rather, as a consequence of injecting water and sand into the shale formation to crack the rocks so gas and oil will flow, massive amounts of waste water comes back to the surface with significant amounts of contaminants as a result of leaching out salt, heavy metals and trace amounts of radioactive materials from the rock formation itself.

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