Reflective materials and irrigated trees: Study shows how to cool one of the world’s hottest cities by 4.5°C

A combination of cooling technologies and techniques could reduce the temperature and energy needs of Riyadh, Saudi Arabia.

​A combination of cooling technologies and techniques could reduce the temperature and energy needs of Riyadh, Saudi Arabia. A combination of cooling technologies and techniques could reduce the temperature and energy needs of Riyadh, Saudi Arabia.