Companion of the Order of Canada
- Awarded on: October 21, 1999
- Invested on: April 26, 2000
He has earned an international reputation as one of the most visible and credible of environmental advocates. As Secretary-General of the United Nations Conference on Environment and Development, he led the 1992 UN Earth Summit in Rio de Janeiro. A guide and a catalyst for the cooperative protection of our planet and its diverse life-forms, he continues to be a leader in the Canadian conservation movement. This is a promotion within the Order.