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Nov 8, 2024 · 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.
- Garrison Sposito
Soil is our life support system. Soils anchor roots, hold water and store nutrients. Soils are home to earthworms, termites and a myriad of micro-organisms that fix nitrogen and decompose organic matter.
Soils perform vital functions to sustain plant and animal life, regulate water flow, filter and buffer pollutants, cycle nutrients, and provide physical stability and sort. This definition is from the Soil Science Society of America.
In short, soil is a mixture of minerals, dead and living organisms (organic materials), air, and water. These four ingredients react with one another in amazing ways, making soil one of our planet’s most dynamic and important natural resources. Soil is used by people in numerous ways.
Nov 11, 2024 · Soil is one of the most ubiquitous – and underappreciated – substances on Earth. Yet in several fascinating ways this miraculous substance holds the key to life. Soil helps produce our food and unearth life-saving medicines and vaccines.
Aug 15, 2017 · Soil is one of the earth’s most important natural resources. It underpins human food production systems, supports the cultivation of vegetation for feed, fibre and fuel, and has the potential to help combat and mitigate climate change. It's also a rich and complex ecosystem, accommodating a staggering array of biodiversity.
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Typically, the soil consists of 45% minerals, 50% empty spaces or voids and 5% organic matter. Furthermore, soil performs many important functions such as: Providing a growth medium for the plants. Acts a modifier of the earth’s atmosphere. One of the most crucial components of the biosphere.
