10 Air Purifying Plants For Homes & Offices | WebEcoist
Even in huge, busy cities, outdoor air is cleaner and preferable to indoor air. Why is that? One reason is that trees and plants are constantly cleaning the air outside. This suggests that the eco-minded homeowner or office dweller should go out and buy some plants – but which ones? With all the hype of “going green”, every plant on the market is being promoted as an air purifier! But not to worry – 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.