Experts say risk of 40C has almost trebled since 2000, with 50/50 chance of hitting that mark in next 12 years

Extreme temperature is ‘possible’, says Met Office as it gives 50-50 chance of 40C-plus in next 12 years

Experts say risk of 40C has almost trebled since 2000, with 50/50 chance of hitting that mark in next 12 years