Birmingham is the largest city outside of London in the UK with over 1 million people from 150 nationalities. It has major sectors in business, technology, and conferences. Birmingham aims to be more sustainable by introducing new energy and transport systems to reduce CO2 emissions. The city focuses its initiatives on achieving "Low Carbon Living in the Smart Home" through making energy consumption more transparent to consumers and providing intelligent transport information. It will prototype an interactive energy device and transport choices display for homes.