Low-income favelas would benefit from green roofs but there are two problems: Cost. And a typical design that's too heavy for ...

He’s lived his entire life in this favela — a word that refers to a native Brazilian shrub — and has been gardening just as long. “My mother taught me all about how to take care of plants ...

Temps soar in Brazil's summer (from December to March). Low-income favelas would benefit from green roofs but there are two problems: Cost. And a... It was a sunny September morning in Rio de ...