What is Gray Water? • Friends of the Earth • Cruise Ships

Gray water is a type of waste water from cruise ship’s showers, bath and sinks. Learn more about the dangers it poses to the planet.

Cruise Ships' Environmental Impact • Friends of the Earth

5 Ways Royal Caribbean Practices Sustainability

Cruise ship with 206 passengers stuck in Greenland's Arctic

What's Included on a Holland America Line Cruise - Eat Sleep Cruise

Going on a cruise? You may want to look at these grades

Daily Hampshire Gazette - 'One of the dirtiest vacation choices

Scary Cruise Ship Facts That Will Make You Never Want to Travel by One

Cruise Ship Report Card • Friends of the Earth

Where Do Cruise Ships Dump Their Waste? • Friends of the Earth

MSC World Europa Itinerary, Current Position, Ship Review

Icon of the Seas: Why Americans Are Obsessed With Big Cruise Ships

The World: a floating city of millionaires

US cruise ships using Canada as a 'toilet bowl' for polluted waste

Blackwater Treatment Onboard Cruise Ships Explained