Huffington Post has a collection of futuristic skyscraper designs. Mixing innovative design with sustainability they incorporate green technology and space utilization in an ever more crowded world. What is striking is that not one of the designs is American. Just another sign that we're becoming more retarded and less innovative as a large segment of the population worships some of the more odious things from the past.
This design for Montpelier in France uses solar panels, water harvesting, hanging gardens, and wind turbines.