Copenhagen, 2 July 2011. Up to 150 mm of rainfall in two hours – a city record since measurements began in the mid-1800s. Homes destroyed. Citizens and emergency services struggled to cope. This is ...
On very hot days use public transport rather than your car.
Car exhaust emissions react with sunlight and heat to cause polluting gases such as tropospheric ozone. This is the main ingredient of poor air quality and photo-chemical smog, which can cause breathing difficulties. To find out the level of ozone pollution across Europe, go to EEA's Live Ozone Map.
More green tips