We reviewed a wide range of internal and external materials, including company financial reports; external corporate communications; internal business and strategic plans; media reports; stockholder inquiries and resolutions; industry positions; influencer white papers and communications; investor and reputational indices, such as the Dow Jones Sustainability Index; industry and corporate peer sustainability reports; reporting guidelines, including the GRI and the Sustainability Accounting Standards Board (SASB); and the U.N. Sustainable Development Goals; as well as a variety of other sources.