When White means Green (the white roof movement)
(image by Gatewaygreen.org)
There’s a movement going around called the “White Roof Movement” which says that painting your roof white can help save the environment and your wallet. The idea is that a white roof, having a higher solar reflectance (reflection of ultraviolet rays to reduce heat transfer), leads to less heat being absorbed by your roofing system and thus lessening the need for air-conditioning.
I guess this is fairly similar to wearing a black shirt compared
