Biosphere
Biosphere noun - The regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist.
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It also corrupts the land so much that by the second game's expansion, the Earth's air and biosphere are one year or so away from becoming toxic to humans.
Source: Green Rocks -
Because stray Orks can land on just about anything with a basic atmosphere and turn it into an Orky biosphere.
Source: Weapon of Mass Destruction - It is only a minor element of the setting (absolutely nothing encourages you to land, it's just possible in case you want to read the flavour text), but Neo New York in Escape Velocity Nova is this — once a prosperous colony, a terrible plague swept through it, destroying the entire biosphere.
Source: Ghost Planet
Cite this Source
Land and Biosphere. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/biosphere/land
Biosphere & Land. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/biosphere/land>.
Land or Biosphere. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/biosphere/land.
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