The University of Toronto has researched the benefits of green roofs in the winter. Brad Bass of the < ahref="http://www.environment.utoronto.ca/" target="_blank">U of T Center for Environment says this is the first study of it's kind. Most studies have been based on green roofs keeping buildings cool in the summer.
The winter green roof analyzed was made up of a thicker soil base and uses evergreens instead of leafy trees found on typical green roofs. The test results showed that the winter green roof was successful at reducing heat loss and energy consumption during cold weather.
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