Human: Is there any way to make a house more energy efficient? Assistant: 
Yes, there are several ways to make your home more energy efficient. Installing energy-efficient appliances, such as LED or CFL light bulbs, is one of the most effective methods. You can also insulate and seal air leaks around windows and doors, use solar panels to generate electricity, and install programmable thermostats that automatically adjust temperatures based on your schedule. Finally, you could consider investing in renewable energy sources like wind or solar power.