Soil – love it for all the right reasons

Just Science

Quick fact: the amount of data generated by analyzing the genetic make-up of 1 gram of soil would surpass the total for the entire Human Genome Project. That is because a gram of soil may contain between 2,000 and 18,000 different genomes comprised within roughly 40,000,000 to 2,000,000,000 bacteria cells (1) and (2). Soil; we all walk on it, but do we ever think about what might be lurking in it? My daughter does, for instance, because she looks for tiny black snails to bring into our house and put in potted plants. However, I’m referring to things much smaller and much more influential to the overall ecosystem. Bacteria and fungi have mostly beneficial impacts on the lives of plants, but we know only a fraction of a fraction of the total species present. Many of us think of soil as dirt; dry and inorganic, but soil is a…

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