This part of the museum, flashing below, highlights innovative products and concepts to save energy in your home. Follow the Exhibits link on the left to find out about these exciting products and concepts. Check out the What Can I Do link for tips on how to save energy and money in your home. Explore the Related Sites page to find other sites with information on saving energy in the home. Shanghai is home to over 19 million people. With a population density over 7000 per square mile the residential energy load for Shanghai is significant.