Inactive and abandoned oil and gas wells in Canada are a much bigger climate problem than previously thought, emitting seven times more methane than the official estimates, according to a new study from researchers at McGill University.

The Canadian Bankers Association and Interac both say they are actively exploring technology to prevent people from using e-transfers to perpetuate abusive behaviour. It comes months after multiple Canadians told CBC News they have been victimized by abusers who use e-transfers to circumvent other safeguards that survivors of intimate partner violence have put in place.