jan 13, 1975 - Lovelock, J.E.; Margulis, L. (1974). "Atmospheric homeostasis by and for the biosphere: the Gaia hypothesis".
Description:
The hypothesis was formulated by the chemist James Lovelock[1] and co-developed by the microbiologist Lynn Margulis in the 1970s.[2]https://en.wikipedia.org/wiki/Gaia_hypothesis#Regulation_of_oxygen_in_the_atmosphere
Added to timeline:
Date:
jan 13, 1975
Now
~ 51 years ago