NASA has conducted an official study on the top 10 air purifying plants, assigning each one a score based on how well they remove chemical vapors, resist insects, and how easy they are to maintain for your home or green office space.
The Essential Guide to Growing Beautiful Houseplants
Why invest in expensive electrical air purifiers when you could purchase a few types of houseplants to clean and filter your air naturally and inexpensively? - 19 HousePlants that purify the Air : Sustainable Baby Steps
INFOGRAPHIC: The dangers of indoor pollution and how to deal with it
26 House Plants That Detox The Air In Your Home Naturally NASA researchers suggest efficient air cleaning is accomplished with at least one plant per 100 square feet of home or office space. Here's a building that creates its own air.