Sylvia Earle Quotes:
Ocupation: Explorer
Life: b. August 30, 1935
Birthday: August 30
We have an atmosphere that is roughly 21% oxygen. The rest of it is largely nitrogen. There's just enough carbon dioxide (CO2) to drive photosynthesis. That has been, throughout the history of our species, pretty stable. Until recently.
topic: Oxygen, Atmosphere, Nitrogen, Photosynthesis, Co2
