Bioclimatic air conditioning system for typical apartment building

Since ancient times man has always tried tocontrol the environment in which he lived. Principlesof environmental building design wheredeveloped over the centuries mostly by trial anderror. One early form of environmental designwas the atrium, which can often be seen inhouses of wealthy Romans (Fig. 1). Its one ofthe - if not the- simplest way of keeping the insideof the building warm during the winter,cool during the summer while letting the sun enterinside the building at the same time. However,even in our days many environmentalfriendlysolutions are not able to be applied inmodern cities.