K-12 schools in the United States spend more than $8 billion annually on energy. It is the second-highest operating expenditure for schools after personnel costs. By working with a partner to create an energy roadmap, schools can outline and prioritize solutions for an improved classroom environment. According to the U.S. Government Accountability Office, 15,000 schools across the nation are circulating unfit air. Find out how U.S. Communities partner Trane is helping local governments improve classroom environments using energy maps. Read more.