Growing Green Roofs

One way to maximize the eco-friendly factor of a structure is to include a green roof. "Greening" a roof, or covering a roof with vegetation, is gaining popularity in North America, where the number of green roofs increased 30 percent from 2006 to 2007. Benefits of green roofs include improved storm water management, energy conservation, reduced noise and air pollution, improved biodiversity and even a better return on investment than traditional roofing.

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