Noun
pedosphere (plural pedospheres)
The outermost layer or "skin" of the Earth, subject to soil formation processes.
Shales worldwide are, to a considerable extent, simply soil clays that have been formed in the pedosphere and eroded and deposited in the ocean basins, to become lithified at a later date. Source: Internet
The whole of the planet's soil ecosystems is called the pedosphere where a large biomass of the Earth's biodiversity organizes into trophic levels. Source: Internet