India's Next Big Energy Source: Energy-Efficient Buildings estimated two-thirds of the commercial and high-rise residential structures

Tata Consultancy Services, one of India’s biggest IT firms, recently built a five-million-square-foot campus for 24,000 employees outside the southern city of Chennai. Its competitor, Infosys, is adding 10 million square feet of custom-built office space. Several major universities,...India's Next Big Energy Source: Energy-Efficient Buildings estimated two-thirds of the commercial and high-rise residential structures