Are reports of Canada's oil sands demise greatly exaggerated?

Canada is looking to boost oil sands output by 2020, in spite of the major political and environmental challenges

Despite expectations that the world's third-largest oil reserves had become a sunset industry, Canadian firms have announced plans for new expansion projects that, if built, would add more than 0.5m new barrels a day by the end of the decade.  Homegrown oil producers continue to consolidate and plot ambitious growth even as international majors such as Shell and BP clamour for the exits—and even as environmental, economic and regulatory issues rumble on surrounding climate change and new pipeline construction.  While it's clear that the days of wholesale expansion are over, future years will be marked by continuous operations of existing facilities and spotty, but regular, incremental additi