Go to the Globe and Mail homepage

Jump to main navigationJump to main content

Gallery

Pictures of a fracking operation near Calgary Add to ...

Near Bowden, Alta., Trican Well Services is pumping water, chemical and natural additives, and nitrogen down a well at frighteningly high pressure, with hopes of forcing fissures in the rocks thousands of metres below the surface. Sand will follow, propping open the cracks, allowing trapped oil to escape. The process is called hydraulic fracturing, better known as fracking.