… ;t cleaning up contamination. Michipicoten First Nation alleges substances from Domtar… and industry on notice that First Nations people will no longer stand … the rights and traditions of First Nation communities and considers environmental stewardship …… ;t cleaning up contamination. Michipicoten First Nation alleges substances from Domtar… and industry on notice that First Nations people will no longer stand … the rights and traditions of First Nation communities and considers environmental stewardship …