The trend toward use of heavier crudes increases the carbon footprint of petroleum products

Heavier crudes are, by definition, more viscous. The also contain greater amounts of sulfur, which must be removed because of the adverse impact of sulfur on various catalysts used in the refining process. The sulfur content of fuel is also controlled because of its impact on particulate generation....

Keystone Pipeline Could Push Endangered Whooping Crane Into Extinction

Leda Huta, Executive Director, Endangered Species Coalition If you were to choose a route through which to move toxic, highly corrosive, sludgy crude oil, would you place it on the same narrow corridor used by one of the world's most endangered birds? The Canadian energy company TransCanada did...