This week, Allison shared her experience of adding insulation to her attic. The result? A better-insulated home with less use of her air conditioning system. It's one of several things she's doing to keep her home cool during the summer (though insulation is effective year round). Download DOE's Guide to Durable AtticsPDF and see our summer energy savings tips for more ideas.

How are you keeping your home cool this summer? Have you taken any steps to improve the efficiency of your attic?

Each week, you have the chance to share your thoughts on a question about energy efficiency or renewable energy for consumers. Please comment with your answers, and also feel free to respond to other comments.