The group, which says climate change is not caused by carbon-dioxide emissions but rather by the sun, says Elections Canada is right to keep a close eye on campaign-period communications.
The scientists are calling on Elections Canada to clarify how it interprets issue-based advertising rules in the Elections Act so that groups can advertise on climate change issues without having to register as third parties.
The man whose position on climate change is at the centre of a controversy over partisan campaign rhetoric weighed in Monday, saying Elections Canada is stifling free speech if environmental groups can't produce ads that describe global warming as a real crisis borne of human behaviour.