Answering your questions about renewable energy -- from leasing solar panels to solar water heaters.
Whether you are building a house or remodeling, utilizing a whole-house system approach, efficient building strategies, and landscaping can help increase energy-efficiency and lower your monthly energy bills.
On average water heating makes up 14-18% of American energy bills, learn how you can save money while using an existing water heater or when purchasing a new one.
Adding insulation to most houses can reduce energy bills by keeping the temperature stable all year round.
Solar, wind, and hydropower systems can lower home energy costs and produce clean energy. Learn about picking the best system for your home!
Taking the plunge into renewable energy at home is easier than ever. Check out our steps for picking the right renewable energy system for your home.
Whether you are a renter or a homeowner, you can lower your utility bills and save energy with just a few small steps.
Energy Department experts answer your home cooling questions -- from how to lower your cooling costs to ways to stay cool without turning on your air conditioner.
With summer temperatures rising, air conditioners are working overtime, but it is possible to enjoy to cool comfort without breaking the bank.
Upgrade your outdoor lighting to save energy and money.
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