That's not true, the water is seriously polluted too. http://www.dailymail.co.uk/sciencetech/article-1229857/How-16-ships-create-pollution-cars-world.html http:

That's not true, the water is seriously polluted too. http://www.dailymail.co.uk/sciencetech/article-1229857/How-16-ships-create-pollution-cars-world.html http://www.dailymail.co.uk/sciencetech/article-1229857/How-1... https://en.m.wikipedia.org/wiki/Environmental_impact_of_shipping https://en.m.wikipedia.org/wiki/Environmental_impact_of_ship... Sea farming would have to guarantee that it is protected from such pollution, with harvests rigorously tested on a regular basis.