A severe heatwave tightened its grip across large parts of Europe on Sunday, with temperatures approaching 40 degrees Celsius, prompting health alerts, transport disruptions and growing concerns about the impact on wildlife and public safety.

With temperatures set to soar again in Europe, the link between heatwaves and air pollution is back under the spotlight.

The UK is expecting it’s second heatwave of the year as continental Europe braces for 40C heat

France, Spain and Germany roll out safety measures amid intensifying heat