Breathingearth - CO2, birth & death rates by country, simulated real-time. How to Grow Your Own Fresh Air – TED 2009 – GreenSpaces. This page is an extension of the talk presented at: Index: The Discovery | The Plants | The Proof | Buildings & Climate Change | The Future The Discovery: With only three varieties of plants, we can “grow our own fresh air” indoors, to keep us healthy.
Which are these plants?