- Lawyers to argue merits of carbon tax as Saskatchewan challenge heads to court battlefordsNOW
- Ottawa, environmentalists make their case for national carbon tax today. Watch it live Financial Post
- Federal government says it must fight 'grave risks' of climate change at Sask. carbon tax challenge CBC News
- Carbon tax legal battle: Federal lawyers say warming climate poses 'grave risks' Regina Leader-Post
- Albertan First Nation group prepares to support federal position in carbon tax court battle Toronto Star
- View full coverage on Google News