Environment
Cutting ammonia emissions may be the best way to reduce air pollution
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air pollution
Health
Sperm quality has been declining for 16 years among men in the US
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Environment
Will London's expanded Ultra Low Emission Zone cut air pollution?
Insight
Environment
Drones are 'sniffing' ship exhaust for illegal fuel in European waters
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Humans
A third of the world's food goes to waste – here's how to stop the rot
Features
Environment
WHO calls for lower limits on air pollution to save millions of lives
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Environment
The toxic error at the heart of efforts to curb heavy metal pollution
Comment
Health
Wildfire pollution linked to at least 33,000 deaths worldwide
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Environment
China's covid-19 lockdowns brought forward spring bloom by eight days
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Space
Why it is so important to protect access to the dark night sky
Comment
Health
US wildfire pollution linked to more covid-19 cases and deaths
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Environment
Why chemical pollution is turning into a third great planetary crisis
Features
