How Trees Combat the Urban Heat Island Effect

Cities are wonderful centers for arts and entertainments, teeming with tons of activity and culture.  Unfortunately, they can also be very hot.  Urban areas with their concrete and pollution can be heat islands.  One way to mitigate the effect is to integrate trees and green space into urban planning.  Cory Rosenburg outlines how increased foliage can help combat the urban heat island and reduce the overall energy cost.