Business Green: The US and Canada have proposed that a 200 nautical-mile zone around their coasts be designated as a reduced emissions area that would impose strict new air quality regulations on shipping. The Emission Control Area (ECA), which the US Environmental Protection Agency (EPA) has proposed to the International Maritime Organisation (IMO), would govern nitrous oxide (NOx), sulphur oxide (SOx), and particulate matter. Starting in 2015, fuel from vessels in the region would have to …