There was a pretty interesting TED talk on this subject that includes how they used indoor plants to help clear up the air at an office building in India. http

There was a pretty interesting TED talk on this subject that includes how they used indoor plants to help clear up the air at an office building in India. https://www.ted.com/talks/kamal_meattle_on_how_to_grow_your_own_fresh_air https://www.ted.com/talks/kamal_meattle_on_how_to_grow_your_...