Confronting Climate Change: Green roofs can help fight global warming

Published: Oct. 15, 2009, 2 p.m.

If you live in the city and you like fresh veggies, herbs and flowers, how about planting a garden on your roof? \u201cGreen\u201d roofs, those increasingly popular urban rooftops covered with plants, could help fight\nglobal climate change.

Intro theme and music by Kevin MacLeod. Creative Commons licensed audio from freesound.iua.upf.edu.