What would it cost to clean up Alberta’s oilpatch? $260 billion, a top official warns

https://www.thestar.com/news/investigations/201
 https://globalnews.ca/news/4617664/cleaning-up-albertas-oilpatch
Related
 https://shore-215.blogspot.com/2019/04/line-5-oil-pipeline-threatens-great.html
 https://www.youtube.com/watch?v=OsTGNM49w38
 https://www.youtube.com/watch?v=Sjia7BsP4Bw
 https://www.youtube.com/watch?v=XlXWIUsWP48