NEWS: Big businesses like AstraZeneca, H&M and Volvo are choosing green shippers, but UN maritime body makes slow progress on global regulations
NEWS: Indian Ocean worst affected by marine pollution say researchers, who used satellite data to track ships
US, backed by the EU, suggests focusing on efficiency but unclear whether plan will displace tougher climate legislation for sector
UN talks this week aimed at cutting the climate impact of aviation and shipping but support from the US will be crucial
Good progress is being made towards a deal on shipping emissions, despite the conflicting ambitions of the International Maritime Organisation and UN climate change agency
Talks through the IMO make solid progress towards compromise following 15 years of discussions to tackle CO2 emissions from shipping.