air conditioning

Underground Heat, Urban Cool: The Physics & Promise of Geothermal Cooling

Cooling in the Persian Gulf is one of the hardest energy challenges anywhere on the planet. Air conditioning is not a luxury in the United Arab Emirates but a necessity, and it consumes as much as 70% of the country’s electricity. That reality has made Masdar City, the experimental urban … [continued]

What Are Heat Pump Air Conditioners?

The world recently experienced its hottest month on record. And with climate change fueling increasingly routine heat waves across the map, leaving a worrisome trail of health emergencies and deaths, keeping cool is a matter of health and safety like never before. Shoppers considering buying a new air conditioner—whether that’s … [continued]