White Roofs More Green Than Green Roofs

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A new study published in Energy & Building finds that plain roofs painted white are better for the environment than roofs with vegetation. While the greenery is certainly better than black roofs, white roofs were found to combat global warming three times more effectively by reflecting more sunlight back into the atmosphere.

White Roofs Are 3 Times More Efficient Than Green Roofs | Co.Exist

(Image credits: spwidoff/Shutterstock)