Comly Wilson at CleanEdison, which runs training and certification programs for green-tech installers, has put together a list of five things homeowners should know before buying solar. Definitely worth reading, but don't let them scare you off. Our solar panels are going strong after three years and we've already paid off half of our out-of-pocket expenses.
ABOUT THE AUTHOR(S)
George Musser is a contributing editor to Scientific American and author of Spooky Action at a Distance (Farrar, Straus and Giroux, 2015) and The Complete Idiot's Guide to String Theory (Alpha, 2008).
Credit: Nick Higgins