Additional Passive Cooling Strategies for Hot Climates Windcatchers have been employed for thousands of years to cool buildings in hot climates. The windcatcher is able to chill indoor spaces in the middle of the day in a desert to frigid temperatures
From Ancient Air Conditioners to Contemporary Passive Homes
It would be cool to encase aliens without contaminating the water somehow. Fiberglass water storage tube tanks for passive solar heating & cooling system Trombe walls. Prevent temperature swings in greenhouse or sunroom by storing excess solar energy.
Curvaceous Brick House uses passive cooling and local materials in India