2021 Owens Corning Sustainability Report | Overview | Summary & Highlights | 22 Combating Climate Change By 2030, our goal is a 50% reduction in absolute Scope 1 and Scope 2 market-based greenhouse gas from the base year of 2018. ■ Scope 1 refers to the direct emissions from our own manufacturing operations. ■ Scope 2 refers to indirect emissions from the generation of purchased energy. We also have a goal to reduce absolute Scope 3 emissions by 30%. ■ Scope 3 refers to other indirect emissions, primarily those from our supply chain. Photo submitted by: Michele Mazza | Trophy Club, Texas, U.S. Monarch butterfly. Absolute Scope 1 and Scope 2 (Market-Based) Greenhouse Gas Emissions (metric tons of CO 2 e) GOAL: 50% R EDUCTION 12% 3,426,681 2021 201 8 BASE YEAR 3,882,168 5% 3,674,834 2019 14% 3,352,168 2020 Absolute Scope 3 Greenhouse Gas Emissions (metric tons of CO2e) GOAL: 30% R EDUCTION 8% 3,345,559 2021 7% 3,388,860 2020 0% 3,630,73 1 2019 201 8 BASE YEAR 3,624,857