The Gaia hypothesis , also the Gaia theory or Gaia principle , proposes that organisms interact with its surroundings to maintain life on the planet .
The Gaia hypothesis ( , , ) , also known as the Gaia theory or the Gaia principle , proposes that living organisms interact with their inorganic surroundings on Earth to form a synergistic and self-regulating , complex system that helps to maintain and perpetuate the conditions for life on the planet .
Gaia hypothesis