We messed up our figures on how much carbon dioxide is too much
14 May 2018
Climatologists have tried to set a “carbon budget” that tells us how much greenhouse gas we can emit and stay below 2°C, but their efforts have only caused confusion
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Premium
A mix-up means US air pollution is way worse than thought
30 April 2018
Levels of nitrogen oxides in the air are still falling across the US, but satellite measurements show the reduction has slowed down unexpectedly since 2011
Congestion charge can cut childhood asthma attacks by half
4 April 2018
A congestion charge in Stockholm not only cut levels of air pollution, it halved the number of children admitted to hospital with asthma attacks
