The huge, untapped potential of planting rooftop gardens in cities
via op.europa.eu
Short excerpt below. Read at the original source.
The city has long been a beacon of opportunity, where folks flock to make it big. But metropolises the world over are wasting a major opportunity — many, many square feet of it: Flat rooftops are painted white, when really they should be green. Not, mind you, shades of mint green, forest green, or lime […]