Science
Farmers fear drought as Italy's longest river runs dry
Key Points
Seawater is seeping into Italy's longest river as the waterway starts to run dry in the heat wave, hitting a farming heartland that produces the milk for Parmesan cheese.
Seawater is seeping into Italy's longest river as the waterway starts to run dry in the heat wave, hitting a farming heartland that produces the milk for Parmesan cheese.