Read at :
The Windowfarms Project
Uploader Comments (Windowfarms)
Check out a post on our site our[dot]windowfarms[dot]org called theory-of-the-environmental-health-education-benefits-of-windowfarms. If you are into this stuff, feel free to contribute to evaluating enviro impact and work together to test and improve. Skeptics are welcome too.
visit www.windowfarms.org for more information