- https://www.youtube.com/watch?v=BvmfmUca2rM Roots exposed to air, removes polutents.
co2 to oxygen conversion Edit
http://www.elephantjournal.com/2009/03/clean-fresh-air-with-these-three-common-houseplants-kamal-meattle/ The Areca Palm (or Chrysalidocarpus lutescens) is does great air cleansing work during the day. About 4 shoulder height plants per person should do the trick. The Mother-in-law’s Tongue (or Sansevieria trifasciata) takes over by converting CO2 to O2 at night. You want about 6 to 8 of these waist high plants per person. The Money Plant (or Epipremnum aureum) does the job of filtering out removing Formaldehyde and other VOC’s (Volatile Organic Compounds).
place cornmeal around an antheap. Ants eats the cornmeal but can't digest it , killing the colony
air quality Edit
http://www.foodexposed.co.za/long-term-pollution-exposes-people-to-structural-changes-in-the-brain/#more-5602 air pollution causes dementia