If environment is assigned to the provinces then what is the Canadian Environment Protection Act https://www.canada.ca/en/environment-climate-change/services/ca

If environment is assigned to the provinces then what is the Canadian Environment Protection Act https://www.canada.ca/en/environment-climate-change/services/canadian-environmental-protection-act-registry/general-information/overview.html https://www.canada.ca/en/environment-climate-change/services.... AFAICT it’s the federal laws about pollution.