
eVolo Skyscraper Design Competition 2011 has been launched recently. Addressing the growing necessity of tremendous urban density yet a vision to create a sustainable solution towards the energy consumption of tall structure may become the target of every designer thinking of taller and bigger. And no other than the eVolo competition is a perfect place to let your brain think 'tall' think sustainable and think different to help solve many crises through one solution.
Here are the key information about the competition:
Early registration deadline: November 16th 2010
Submission deadline: January 18th 2011
Early registration fees: 65$
Individual or team registration is accepted separate registration for each project submitted.
See details at: Competition Website.
Take a look at few of the images of 2010 eVolo winners:

Vertical Prison: 1st prize winner: (View details)

Water Purification Skyscraper in Jakarta: 2nd prize winner (view details)

Nested Skyscraper in Tokyo: 3rd prize winner (view details)
(All images are shared after CC non- commercial -attribution license, licensed to eVolo. The eVolo logo is used just to tag the news item)