Political leadership has not existed which could visualize a future when conventional crude oil must give way to whatever is next. (dotearth.blogs.nytimes.com)
Big oil interests are scraping away hundreds of thousands of acres in North America's Boreal forest to produce tar sands oil, and in the process consuming large amounts of natural gas and generating three times as much global warming pollution as conventional crude oil production. (dirtyoilsands.org)
Conventional crude oil prices are now below $ 50 a barrel, and last week Royal Dutch Shell cited «uncertainties» over pipeline shipments in canceling a $ 2 billion oil - sands project. (baltimoresun.com)