The proposed Twin Metals mine near Ely got its lease renewed by the Trump administration.The PolyMet mine got air and water permit okays.  Both copper nickel sulfide mines could pollute the pristine air and water.  Twin Metals is by Ely, next to the BWCA.  The PolyMet mine could pollute Duluth's drinking water.    Join the Friends of the Boundary Waters Wilderness to protect the wild life and wild places.

https://www.mprnews.org/story/2018/12/20/polymet-permits-minnesota-copper-nickel-mine

https://www.mprnews.org/story/2018/12/20/feds-move-to-formally-renew-leases-for-twin-metals-mine?fbclid=IwAR134yt9-IdluHwZgfSsmAQ6hiJUg2l0CvoxYNQqZLeoDwxU3-pUbnIERTo

https://www.mprnews.org/story/2018/06/21/lawsuit-challenges-federal-leases-for-planned-minnesota-mine

The sulphuric acid waste leaches toxic metals such as mercury, arsenic, and cadmium.  These then pollute downstream.