What would happen if you put a million tonnes of salt on the North pole?

Question: What would happen if you put a million tonnes of salt on the North pole?
- Keywords:
  ice,
  quirky,
  salt
Asked by nisai1 to Ben, Dave on 28 Jun 2013.
- David Briggs answered on 28 Jun 2013:
  
  You’d might think that you’d melt the ice – but I think it is probably so cold at the north pole the saltiness of it wouldn’t have much effect. 1,000,000 tonnes of salt would probably put a dent in the ice though.
  
  And if the salt got into the sea, the extra salt might kill off some fish.

Question: What would happen if you put a million tonnes of salt on the North pole?