The Challenge: Building a Passive House on a Greek Island
Almost three years ago, when George Kontaroudis and Meg Metzger, a Brooklyn couple, bought an 800-square-foot house on the Greek island of Skopelos, there was good news and bad news, and it wasn’t subtle. Good news: The century-old house, which sat on the lush island where the 2008 movie “Mamma Mia” was filmed, was listed…