soil
pedology
Recent News
Aug. 15, 2024, 7:13 PM ET (The Guardian)
Click, crackle and pop: healthy soil makes more noise, scientists find
Top Questions
What is soil?
What is soil?
What are the grain sizes in soil?
What are the grain sizes in soil?
What are the five factors of soil formation?
What are the five factors of soil formation?
What are the layers of soil?
What are the layers of soil?
soil, the biologically active, porous medium that has developed in the uppermost layer of Earth’s crust. Soil is one of the principal substrata of life on Earth, serving as a reservoir of water and nutrients, as a medium for the filtration and breakdown of injurious wastes, and as a participant in the cycling of carbon and other elements through the global ecosystem. It has evolved through weathering processes driven by biological, climatic, geologic, and topographic influences. Since the rise of agriculture and forestry in the 8th millennium bce, there has also arisen by necessity a practical awareness of soils and ...(100 of 9944 words)