What is needed above all for soil to develop is time, and of course rock, which is the material from which soil develops. Likewise necessary are organic substances, water, air and microorganisms. read more
Soil | Land
Soil development
Soil | Land
Soil biodiversity loss
The world’s soils are neither barren nor dead, for they constitute the habitats of one trillion times more bacteria than there are stars in the universe. Even a mere teaspoon of soil contains a million bacteria, 120,000 fungi and 25,000 algae. These microscopic organisms perform key material-cycle functions. read more
