She had dropped her phone in the water and pretended to be dead, a tactic that required steely nerves because Breivik shot several apparent corpses just to make sure.

That essentially means that the only way to replace the water that people take from the Dead Sea would be to manually put water back in.

But the most dramatic impacts can be seen in the growth of coastal dead zones where excessive nutrients in the water - fueled by runoff of fertilizers - has suffocated or driven away ocean animals.