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-expected to have over 20 million passengers by this year.
-There is no universal law or regulations on how waste is disposed of by cruise ships.
-Differents states and countries have their own law.
- Two of the most important waste, grey water waste and sewage have no regulations at all except in Alaska.
-average ship size has seen a increase ofabout 90 feet per year.
-larger ships can hold more passangers and the crew necessary to service the passangers
-The growing Industry has increased the concern that cruise ships have on our environment, health, and marine life.
-human sewage contains bacteria that are transmitted into some of the seafood's we eat.
-Air pollution adds to the already existing global air pollution problem
-been connected with many lung and respiratory problems found in patients
-The amount of waste produced by cruise ships is astonishing.
-A passanger can create up to 100 gallons of waste water a week.
~ships now can carry over 8000 passangers
-A cruise ship can generate over 50 tons of garbage, one million gallons of grey water,210 gallons of sewage, and 25,000 gallons of oil contaminated water.
-and where does all this waste go after a one week voyage??
*dumped into our waters
-becomes contaminated
-increases nutrient growth in water which stops photosynthesis, a process vital for fish to live
-disposed of improperly alot of times
-metals released from ships have been the cause to death, and reproductive faliure in fish, shellfish, and other marine wildlife.
-Oil pollution is seen as a danger to sea birds, who lose the water repellent properties on there feathers. The feathers become waterlogged and birds often drown and die of exaustion.
-Food contamination: we eat alot of the fish and shellfish who become contaminated from cruise ship pollution.
-ship movement have been responsible for many whale deaths.
photo credit Nasa / Goddard Space Flight Center / Reto Stöckli