The Narwhal https://thenarwhal.ca Deep Dives, Cold Facts, & Pointed Commentary en-US Copyright 2026 The Narwhal hourly 1 Canada Tells NAFTA Leaky Oilsands Tailings Ponds a ‘Challenge’ to Prove, Despite Existing Federal Study https://thenarwhal.ca/canada-tells-nafta-leaky-oilsands-tailings-ponds-challenge-prove-despite-existing-federal-study/ Fri, 17 Nov 2017 22:55:19 +0000 http://localhost.com/narwhal/2017/11/17/canada-tells-nafta-leaky-oilsands-tailings-ponds-challenge-prove-despite-existing-federal-study/ James Wilt News Alberta environmental law NAFTA News oilsands tailings ponds tar sands water Water Contamination