Fat American & British tourists on any beach or generally in public in the EU. They should pay extra for their airline seats and a Health Risk tax since when they collaspe they consume local resources. No for the really disgusting see the ones disembarking from the Cruise Ships
You may have a point, Archimedes and water displacement. So one Cruise Ship , food stores to feed the obese, the obese times how many afloat. Eureka Nanoose I think you found the answer