Stories written by
David Bailey, The Conversation
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These four cities are cracking down on diesel vehicles to improve air quality
Diesel engines are seen as major contributors to air pollution in cities, as they exude nitrogen dioxide and tiny particulates.
David Bailey, The Conversation
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Evidence says it's time for a depth limit on trawling
A study suggests that stopping deep-sea trawling at a depth of around 600m makes sense.
David Bailey, The Conversation