Sandy City Coolers
Microclimates from PostlerFerguson is made from 3D printed sand held together with a magnesium binding agent. Water would be pumped into Microclimates which would then evaporate from the perforations and cool the air.
Implications - Such a service or concept would definitely be received positively by the populations of countries that experience hot climates throughout the entire year. Could this concept be the end of the energy-sucking air conditioner?