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Microscopic images: Yuki Morono
Microscopic images: Yuki Morono

Graduate students, microbe goo …
What is it that links the two?
It seems that both life forms are found
Where electron donors (food) abound!
Sed rates, organic stuff control
Cell distribution on the whole.
New techniques birth a new notion:
Sub-seafloor mass, the same as ocean.

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Further reading:

Downsizing the Deep Biosphere, Perspective, Science 2012

Global distribution of microbial abundance and biomass in subseafloor sediment, Kallmeyer et. al., PNAS 2012

Katherine Allen is a researcher in geochemistry and paleoclimate at the Lamont-Doherty Earth Observatory.

Science for the Planet: In these short video explainers, discover how scientists and scholars across the Columbia Climate School are working to understand the effects of climate change and help solve the crisis.
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