For the past 70 years, the Danube has almost never frozen over

(Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research) Today, only the eldest inhabitants of the Danube Delta recall that, in the past, you could skate on the river practically every winter; since the second half of the 20th century, Europe's second-largest river has only rarely frozen over.

Source: EurekAlert! - Biology - May 24, 2018 Category: Biology Source Type: news