Enfin "çà y est", parce que ça fait des semaines que je suis le site ;)
Je cite: 
CityOne: A Smarter Planet game
Think you know
what it takes to make the energy systems that serve a city more
efficient? Given the opportunity, could you make the city’s water
cleaner and more plentiful, its more robust and customer-centric and its
retail stores more innovative?
"We can't solve problems by using the same kind of thinking we used when we created them."
– ALBERT EINSTEIN
Your mission
Solve real-world business, environmental and logistical problems. Learn how technology can revolutionize these industries. Explore ways to accelerate process change, integrate with trading partners, and control costs with a flexible IT infrastructure.
Begin your journey to work smarter. Discover how Business Process Management, Collaborative Technologies , and Service Oriented Architecture enable industry solutions that help organizations and industries adapt to new demands and build a sustainable advantage.
http://www-01.ibm.com/software/solutions/soa/innov8/cityone/index.html