Sun- & Shade-Harvesting Awning & Roof Overhang
This video highlights how properly designed roof overhangs and window awnings can provide free shade and cooling in the hot summer months, as well as maximizing sun exposure and free light and heating in the cold winter months.
See Rainwater Harvesting for Drylands and Beyond, Volume 1, 3rd Edition, and the Sun & Shade Harvesting page of this website for more.