Alex MacLean, an aerial photographer, spent a week in Alberta in April 2014, shooting pictures of the tar sands. This video profiles Alex and the photos he shot. It was recorded and produced by Daniel Grossman. Please support their work at www.igg.me/at/TarSandsTruth For more about the tar sands, please read Dan's articles in GlobalPost, www.bit.ly/GPTarSands An audio-only version of this video was produced for the radio program The World, with assistance from Peter Thomson.