Better ventilation and effective greenery also help a lot. Green areas are easily a few degrees cooler than asphalt jungles. Use smaller roads, replace lawns wi

Better ventilation and effective greenery also help a lot. Green areas are easily a few degrees cooler than asphalt jungles. Use smaller roads, replace lawns with large trees and allow windows to stay open. Floors near the ground level benefit from the plants. And it is a lot colder at higher floors anyway.