Fixing one thing and making another thing worse, Arctic style

This from a Ship Safety Bulletin 06/2013 I received today from Transport Canada, concerning the implementation of the North American Emission Control Area (NA-ECA):  ——————————————————————————— Overview of the Amendments Sulphur oxides  For vessels inside the NA-ECA and throughout Canadian waters south of 60°N, the Amendments set a limit of 1.00% on the sulphur content of marine …