The Northwest Territories and Nunavut, two of the three regions with the lowest income per capita, will see exploration investment to drop again in 2018, Natural Resources Canada says.
The proposal, signed by companies responsible for 85% of the DRC's copper, cobalt and gold output, suggest that sliding royalties will give the government a higher share of revenues.
Under new measures unveiled by Prime Minister Justin Trudeau's office on Tuesday, the Canada Border Services Agency will gain new powers to stop companies that try to dodge duties.
Gungnir's drill campaign would begin in the second quarter of 2018 with 20 diamond drill holes testing six target areas over a strike length of more than 8 km.
Alberta is boosting its use of renewable energy, closing power plants that burn coal and in January increased its tax on carbon emissions by 50 percent.