Why is the sea salty?
· 13 min
Episode Why is the sea salty?
0:00
13:19
More than half our planet is covered in seawater. There are about six teaspoons of salt in every litre. So, where did it all come from? Nij and the kids meet Dr Katharina Fabricius to follow the journey of salty seawater and their first stop is… the clouds?
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