https://www.teck.com/sustainability/ https://www.teck.com/media/Teck-https://www.teck.com/sustainability/approach-to-responsibility/policies-and-commitments/memberships-&-partnerships/ https://www.teck.com/sustainability/approach-to-responsibility/sustainability-report-and-disclosure-portal/glossary/ file:https://www.teck.com/media/2021-Reporting-Index.pdf https://www.teck.com/sustainability/approach-to-responsibility/sustainability-report-and-disclosure-portal/ https://www.teck.com/sustainability/approach-to-responsibility/sustainability-report-and-disclosure-portal/ About This Report Teck’s 2021 Sustainability Report marks our 21st year of annual reporting on the sustainability topics that are most material to our stakeholders and to our business.