Bring an umbrella. It's going to rain. The high will be 9°. Good air quality (0-50) Primary pollutant PM2.5 7.7 μg/m³ Pressure is the weight of the air in the atmosphere. It is normalized to the ...

The introduction of London's first clean air zone 15 years ago has significantly improved air quality, according to new analysis. University of Bath academics have examined the launch of the 2008 ...