Americans across multiple states are being urged to conserve water as drought conditions intensify, reservoirs shrink, and utilities issue increasingly urgent warnings. At the same time, a different kind of consumer is quietly demanding unprecedented...
I do not get why evaporative cooling systems are not just forbidden. Cooling can be achieved by simple convection.
convection means you need fans, which need energy. have you compared the energy requirements of fans compared to simple water pumps? water pumps are a whole lot more energy efficient. so it’s basically an energy / water trade-off
Same reason why USA is selling Alfa Alfa after growing it in the desert. It’s “cheaper”