The document discusses sustainable urban design practices in Bremen, Germany. It outlines that Bremen has a population of 2.4 million people and is focused on establishing sustainability in daily life through initiatives like solar and wind energy and hybrid buses. It describes economic sustainability through university research and initiatives to transfer knowledge. Bremen's goals for 2020 are to be livable, urban, and connected through innovative and sustainable economic development. Key sustainable transportation strategies discussed include an extensive car sharing program, use of clean vehicles, promotion of cycling, and an integrated train and tram system.