Our purpose https://www.canada.ca/en/environment-climate-change/services/climate-change/impacts.html https://www.telus.com/en/about/policies-and-disclosures/environmental-responsibility/environmental-policy https://www.unglobalcompact.org/what-is-gc/mission/principles http://www.un.org/sustainabledevelopment/climate-change- use emission factors collected from the Canadian National Inventory Report to calculate our results.