You’ve probably seen pictures of tree-lined rooftops on skyscrapers and new buildings. But are these green roofs just for show? Or do they have real benefits? This week on Possibly we take a look.

It was a sunny September morning in Rio de Janeiro's Parque Arará favela and volunteers were preparing plants to be placed on Reginaldo Gomes da Silva's roof. Students from both the neighborhood ...

Multifunctional roofscapes across the UK are falling short of their full potential due to poor integration between blue roof ...