Approximately 60 per cent of Alberta's oil sands production is non-upgraded bitumen which, after being mixed with a diluting agent (diluent) to allow transport, is exported. A popular view within Alberta — and particularly among Albertan politicians — is that a much larger share of oil sands...

Methane, an important greenhouse gas with high global warming potential, is critically under-regulated and overlooked by policymakers in Canada. In this paper, we seek to close the science-policy knowledge gap by reviewing the sources of methane emissions in Canada, policies in place, and...