Alberta oil leak into week 10 - can it be stopped?

Nine weeks ago, oil near a tar sands extraction site in Alberta, Canada, began to leak and ooze from the ground, blackening vegetation and killing wildlife, and it shows no signs of stopping.


Devastating Quebec train crash reaffirms dangers of oil

Whether the explosion's origins lie in criminal activity or not, the train crash follows a string of oil-related disasters this year, indicating how risky oil transport is.