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Biological soil crusts, known as biocrusts, are lichens, algae, mosses, fungi, and cyanobacteria common on the soil surface.[i]They are critical to arid ecosystems, where they help to reduce soil erosion and maintain stability. They assist in water retention and act like soil mulch. They also create an underground network of filaments that binds soil together. More
The post Biocrusts: the Key to Ecosystem Health appeared first on CounterPunch.org.
This content originally appeared on CounterPunch.org and was authored by George Wuerthner.