Noun
The portion of the atmosphere from sea-level to about 4000 meters in which it is possible to breathe without technological assistance.
The biosphere.
Source: en.wiktionary.orgThe latter, according to the Bulletin of the Atomic Scientists, is corrupting our "information ecosphere," undermining democracy as well as trust among nations, and so creating hair-trigger conditions in international relations. Source: Internet
Women are frequently underserved, under-marketed, and undervalued in the business ecosphere. Source: Internet