Experts look back at Mulroney’s ‘clean hands’ campaign, pivotal role in mitigating emissions

There's been no shortage of tributes to former prime minister Brian Mulroney following his death this week, who has left an indelible mark on Canadian politics. He also played a pivotal role in protecting the country’s environment, in the face of an acid rain crisis. Mike Drolet has the story behind Mulroney's “clean hands” campaign.