More than 100 towns in the Po valley have been asked to ration water amid the worst drought to affect Italy’s longest river in 70 years.
Northern Italy has been deprived of significant rainfall for months, with the effects of drought along the 400-mile (650km) Po River, which stretches from the Alps in the north-west and flows through the Po delta before spilling out into the Adriatic, becoming visible early in the year.
