Just making hot water uses about 14 percent of your home energy budget.
Many new innovations save energy in the cleaning department.
It can cut your shower water use in half while maintaining the same pressure as before. Clothes dryers that have moisture sensors that turn off the unit when the clothes are dry. Use warm or cold water for laundry when possible, rinse in cold, and wash when you have full loads. Today's cold water detergents do a good job.