Environmental and other “radical groups” are trying to block trade and undermine Canada’s economy, Natural Resources Minister Joe Oliver said Monday. Oliver’s comments came one day before federal regulatory hearings began on whether to approve Enbridge’s Northern Gateway pipeline, which would deliver crude from Alberta’s oilsands to Kitimat, B.C., for shipment to Asia. See http://www.cbc.ca/news/politics/story/2012/01/09/pol-joe-oliver-radical-groups.html.