Calgary Herald: Prime Minister Stephen Harper says he’s”comfortable” with the new U.S. position on climate change, while stressing it’s important that the massive oilsands resource in northern Alberta be developed. On Thursday, a key U. S. congressional panel embraced President Barack Obama’s plan to create a new, market-driven system for reducing greenhouse gas emissions. The bill aims to cut American emissions of heat-trapping gases by 17 per cent below 2005 levels by 2020 and 83 per cent by …