"""...Critics say such spills raise questions about the safety and viability of in situ extraction, which by 2020 is expected to account for as much as 40 per cent of Canada’s oil sands production, because many of Alberta’s deposits cannot be mined. “This is a new kind of oil spill and there is no ‘off button,’ ” said Keith Stewart, an energy analyst with Greenpeace who teaches a course on energy policy and environment at the University of Toronto. “You can’t cap it like a conventional oil well or turn off a valve on a pipeline. “You are pressurizing the oil bed so hard that it’s no wonder that it blows out. This means that the oil will continue to leak until the well is no longer pressurized,” which means the bitumen could be seeping from the ground for months. ..."""
Posted on: Sat, 20 Jul 2013 04:44:51 +0000
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