Knowable Magazine on Nostr: Biocrusts cover around 12 percent of Earth’s land surfaces and inhabit every ...

Biocrusts cover around 12 percent of Earth’s land surfaces and inhabit every continent in the world. A major component of these crusts is often photosynthesizing bacteria called cyanobacteria. The cyanobacteria form sticky filaments that act like glue in sandy desert soil, creating a clumpy, crusty surface where fungi and other bacteria take hold.

https://knowablemagazine.org/content/article/food-environment/2024/what-are-biocrusts-why-are-they-worth-protecting

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