Materiality assessment GRI components See throughout report https://www.northlandpower.com/en/resources/Corporate%20Reports/NPI-AnnualReport-2020-FINAL_Feb%2022.pdf#page=64 mailto:%20sustainability%40northlandpower.com?subject= http://www.northlandpower.com https://www.northlandpower.com/en/resources/Sustainability%20Report/Northland_Power_Sustainability_Report_2020_Statement%20of%20Verification.pdf 53Sustainability Report 2020 Northland Power Inc.