Deciduous trees, planted on the south and west sides, will keep your house cool in the summer and let the sun warm your home in the winter, reducing energy use. (U.S. Department of Energy)
Just three trees, properly placed around a house, can save up to 30% of energy use. (U.S. Forest Service Center for Urban Forest Research)
Trees or shrubs planted to shade air conditioners help cool a building more efficiently, using less electricity.
A unit operating in the shade uses as much as 10% less electricity than the same one operating in the sun. (U.S. Department of Energy)