Citizen Brooklyn

Floating cities may seem like utopian sci-fi, but autonomous ocean settlements could become reality as early as 2020, says The Seasteading Institute. The forward-thinking organization recently launched the Floating City Project—an architectural design contest that seeks innovative designs for sustainable floating cities. Seasteaders posit that these aquatic communities could be the solutions to many societal issues, such as overpopulation and threats of rising sea levels. In honor of this new ocean frontier and the ambitious design contest, we’ve rounded up seven incredible eco-friendly floating city designs that we could call home someday soon .

Prefab self-sustaining floating city by AT Design Office

As the world’s most populous nation, China has serious concerns about overcrowding in its cities. Chinese construction firm CCCC commissioned AT Design Office to create an attractive floating city solution that took the form of a sprawling buoyant landmass made from prefabricated hexagonal modules. The self-sufficient island is designed to be zero-carbon, energy efficient, and would include vertical farms and fish hatcheries to produce its own food.

Noah’s Ark by Aleksandar Joksimovic and Jelena Nikolic

Serbian designers Aleksandar Joksimovic and Jelena Nikolic took home an honorable mention in the 2012 eVolo Skyscraper Competition for their design of Noah’s Ark, a self-sustaining floating city designed for a post-apocalyptic world. Powered by renewable energy such as solar and tidal, the structure comprises multiple ring-shaped landmasses with agricultural fields that terrace into a water-collecting center.

Read more at: http://inhabitat.com