Microbial Impact on Underground Hydrogen

However, the recipe doesn’t stop at finding where clean hydrogen is stored. Scientists also track what can deplete these reserves. Microbes living underground can consume hydrogen, sometimes altering the gas mixture and reducing the amount available for extraction. This microbial activity can also produce other gases, such as methane or hydrogen sulfide, which may complicate extraction and contaminate clean hydrogen. “Avoiding environments that bring them into contact with the hydrogen is important in preserving hydrogen in economic accumulations”. Barbara Sherwood Lollar, co-author of the study from University of Toronto stated in a press release.
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