cop21 unfortunately did not address this: 'International shipping and aviation emit as much as entire wealthy nations, but they’re not bound by the COP21 deal.

cop21 unfortunately did not address this: 'International shipping and aviation emit as much as entire wealthy nations, but they’re not bound by the COP21 deal.' http://www.citylab.com/weather/2015/12/cop21-paris-climate-treaty-shipping-aviation-pollution/419451/ http://www.citylab.com/weather/2015/12/cop21-paris-climate-t...