Driller Ian Van Egmond operates the controls for a spinning drill on a Precision Drilling Trust rig at an Encana Corp. natural gas well site near Alix, Alberta, Canada, on Saturday, Dec. 19, 2009. Encana Corp., Canada's largest natural gas producer, has production capacity equivalent to 3.2 billion cubic feet of gas per day. Photographer: Norm Betts/Bloomberg via Getty Images
