Safer Insulation: Which Home Insulation Is Safest for Health and the Environment? Greener Alternatives to Polyurethane Spray Foam

Dear EarthTalk: The cold winter we’re having here in the Northeast has convinced me to finally beef up my home’s insulation, but I’ve heard that spray foam can off-gas noxious chemicals and pollute the indoor environment. Are there safer options? — Rose Donahue, Framingham, MA Making your home more energy efficient is certainly good for the […]