Climate change is killing off soil organisms critical for some of Earth’s ecosystems

Just as our skin is key to our well-being, the “skin” covering desert soils is essential to life in dry places. This “biocrust,” made up of fungi, lichens, mosses, blue-green algae, and other microbes, retains water and produces nutrients that other organisms can use. Now, new research shows climate change is destroying the integrity of this skin.

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