Sustainable homes and green building have both been increasing in popularity over the last decade. In fact, LEED certified green homes have had an overall increase of 20% over the last 5 years. Sustainable homes are often considered to be healthier for the occupants, as well as better for the environment, which increases their appeal. As awareness and demand for sustainable products and materials grow, so does the number of choices on the market for interested homeowners – and this includes numerous tile choices as well.