A Petworth neighbor shows how installing a “green roof” yields multiple benefits
/One of our Petworth neighbors, Annette Olson, has taken an age-old idea for using the otherwise unused space on her roof and updated it with modern science to save energy, water and money over time — as well as helping to fight climate change and flooding. This was Annette’s goal 10 years ago when she installed a green roof on her rowhouse and it’s been paying off in many ways for her.
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