Proponents of the project have long argued that even if Keystone XL, a proposed cross-border pipeline to link Canada's oil sands with Gulf Coast refineries, is not built, oil-sands crude will get to market via rail transport or other means

Energy & Environment: Markey Wants Answers on Rare Earths ? Rep. Edward Markey, D-Mass., "is pressing the Obama administration for information about alleged Chinese restrictions on the export of rare earth minerals used in defense and energy t...