The Olympic badminton and rhythmic gymnastics events were held at the Bei-jing University of Technology Gymnasium. From the very outset, the gymnasium’s designers incorporated a “green” air-conditioning system by employing geothermal energy, in keeping with a commitment made by Beijing to the International Olympic The Olympic badminton and rhythmic gymnastics events were held at the Bei-jing University of Technology Gymnasium. From the very outset, the gymnasium’s designers incorporated a “green ” air-conditioning system by employing geothermal energy, in keeping with a commitment made by Beijing to the International Olympic