Cutting the speed of ships has huge benefits for humans, nature and the climate, according to a new report.
A 20% reduction would cut greenhouse gases but also curb pollutants that damage human health such as black carbon and nitrogen oxides.
This speed limit would cut underwater noise by 66% and reduce the chances of whale collisions by 78%.
UN negotiators will meet in London this week to consider proposals to curb maritime speeds.
Ships, of all sorts and sizes, transport around 80% of the world's goods by volume. However they are also responsible for a significant portion of ...
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