Will Canada's oil boom be an environmental bust?
By ROB GILLIES – Aug 23, 2008
FORT MCMURRAY, Alberta (AP) — The largest dump truck in the world is parked under a massive mechanical shovel waiting to transport 400 tons of oily sand at an open pit mine in the northern reaches of Alberta.
Each Caterpillar 797B heavy hauler — three-stories high, with tires twice as tall as the average man — carries the equivalent of 200 barrels of heavy oil worth $23,000 per haul at today's prices.