Chicago Tribune | As Canada oil fires fade, the industry's real problem re-emerges Chicago Tribune Now the oil-sands industry, still recovering from last month's wildfires, needs another one. Without a technological breakthrough like steam injection three decades ago, the flows that have transformed the country's economy could slow to a trickle. In ... How Canada Is Slowly Killing the Oil Sands Boom Oil Reverses Despite Market Uncertainty Canada Wildfires Could Still Depress Official Oil Inventories |