It's another demonstration of the power of Big Data - of mining a huge batch of statistics to see patterns of behaviour that were simply not apparent before. Computers have crunched 22 billion identification messages transmitted by sea-going vessels to map fishing activity around the globe.
The analysis reveals that more than 55% of the world's oceans are subject to industrial exploitation. By area, fishing's footprint is now over four times that of agriculture.
Read the draft summary for policymakers of the most important climate science report of the year, on the challenge of holding global warming to 1.5C.
For years, the transport sector has been looking at solutions to reduce its carbon footprint. A wide range of stakeholders has taken part in the public debate on transport and climate change, yet one mode has remained largely absent from the conversation: maritime transport.