Should we build cities at sea?
As the world faces up to the threat of rising sea levels, could building new cities entirely out at sea offer an alternative way of living?
© 2013 Sinclair Broadcast Group. By using this website,
you accept the terms of our Visitor Agreement and Privacy Policy, and understand your options regarding Ad Choices
.
You're Almost Done!
Select a display name and password
{* #socialRegistrationForm *} {* socialRegistration_displayName *} {* socialRegistration_emailAddress *} {* traditionalRegistration_password *} {* traditionalRegistration_passwordConfirm *}Tell us about yourself
{* registration_firstName *} {* registration_lastName *} {* registration_postalZip *} {* registration_birthday *} {* registration_gender *} {* agreeToTerms *}