Earth’s vital resource – soil

Times of Malta: One gram of healthy soil may harbour up to a billion bacteria, 900,000 fungi and a few thousand other microorganisms. Most of these benefit the environment and only a few might pose a serious threat to health or behave as pests. Some refer to it as earth, local farmers occasionally call it dust, and others even dare calling it dirt; however, to most of us, it is just soil. Soil is that loose material on the surface of the Earth produced through centuries or even millennia of rock weathering and......

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