Rooftop gardens can help alleviate heat in cities, study finds

An effect called the "urban heat island" means that temperatures are often 10 degrees higher in cities due to the heat absorption and retention of materials like asphalt and concrete.

Urban heat island - Wikipedia

10 KEY BENEFITS OF ROOF GARDENS — Todd Haiman Landscape Design

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Termite mounds inspire climate-friendly air conditioning - Big Think

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Green roofs are sprouting up on buses

How pavement can help cool overheated cities, even in chilly Mass.

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