Your home uses energy every day, all day long. It uses energy to keep you warm in the winter and cool in the summer. It uses energy to provide you with light when you need it. It uses energy to provide you with hot water. And it uses energy to run all of your appliances and home electronics.
Here you can learn how to use the energy in your home more efficiently. You can also learn how to use renewable energy to provide your home with electricity, heating, cooling, and water heating.
Apartments 
Save energy in your apartment and reduce your utility bills.
Appliances and Electronics
Reduce the energy your appliances and electronics consume in your home.
Design and Remodeling
Create a home that consumes less energy and uses renewable energy.
Electricity
Reduce your electricity use, buy clean electricity, or make your own using renewable energy.
Energy Audits
Assess your home's energy use and loss to learn how to make it more energy efficient.
Insulation and Air Sealing
Improve your home's energy efficiency and comfort through proper insulation and air sealing techniques.
Landscaping
Design your landscape to help lower your heating and cooling costs.
Lighting and Daylighting
Incorporate energy-efficient lighting and daylighting strategies into your home to reduce electricity costs.
Space Heating and Cooling
Minimize your utility costs using energy-efficient heating and cooling systems.
Water Heating
Improve your water heating efficiency to reduce energy costs.
Windows, Doors and Skylights
Lower your heating, cooling, and lighting costs using energy-efficient fenestration.