- Agreement Between Governments of Canada and the US on Air Quality
- Air Quality Ontario
- Canadian Council of Ministers of the Environment
- Clean Air Partnership
- cleanair.ca – A Citizens Action Guide
- Environment and Climate Change Canada
- Environment Hamilton
- Federation of Canadian Municipalities’
- Green Venture
- Hamilton Community Energy Collaborative
- Hamilton Industrial Environmental Association
- Health Canada
- McMaster Institute of Environment and Health
- Ministry of the Environment and Climate Change – Ontario’s Air
- Ontario Clean Air Alliance
- Ontario Medical Association
- Ontario Public Health Association
- Pollution Probe
- Toronto Public Health
- Tree Hugger
- McMaster Centre for Climate Change