The reports focus on remote regions above the Arctic Circle in Nunavut and the Northwest Territories, where communities generally rely on a mixed subsistence and market economy. Many people spend time harvesting land and sea mammals to supply a significant portion of their diet. Traditional knowledge is passed from generation to generation, and is an important element of northern Indigenous culture. When the environment is disrupted, it will undoubtedly have a significant impact on communities.

Estimates heavy fuel oil (HFO) use, HFO carriage, the use and carriage of other fuels, BC emissions, and emissions of other air and climate pollutants in the Arctic for the year 2015, with projections to 2020 and 2025.