Atmosphere noun – A special quality or impression associated with something. Ecosphere and atmosphere are semantically related. In some cases you can use "Ecosphere" instead a noun "Atmosphere". Nearby Words: atmospheric, atmospherical
Specifically, the entire ecosphere of Earth (gravity, sun, atmosphere) is the source of his powers, when exposed to the atmosphere of Krypton aboard Zod's ship he almost dies before adapting, and remains human-level under its effects.