For sustainably minded travelers, the old-school sailing ship is emerging as an alluring way to cruise.
Solar sails and other green solutions to curb cruise ship pollution
A good cruise is one that doesn't come': Europe's ports bear brunt of ship pollution, Cruises
Cruise Sustainability - Eco-Friendly Cruise Lines
Not plain sailing: the world's best cruising regions - Lonely Planet
Sustainable ships: The world's most eco-conscious cruises
Star Clippers Sailing Tall Ship Cruises - Home
28-year-old buys apartment on cruise ship because it's cheaper
Is Royal Caribbean's Icon of the Seas Cruise Ship Really Sustainable? - The New York Times
Crystal Symphony Ship Review
Solar Sails Will Power This Eco-Friendly Cruise Ship By Peace Boat
The next generation of eco-friendly expedition cruise ships
Majestic Princess - Cruise Ship Information - Princess Cruises
17 nights for £519? Introducing the cruise industry's best-kept money-saving secret
Historic tall ship transformed into ultra-modern green vessel - Kongsberg Maritime