Study calls for strong transport CO2 targets
CO2 emissions from international aviation emissions should be capped at 39% of 2005 emissions levels by 2030 and shipping emissions at 13% to limit global warming below 2°C

CO2 emissions from international aviation emissions should be capped at 39% of 2005 emissions levels by 2030 and shipping emissions at 13% to limit global warming below 2°C