Check out this ASM blog post on “Robert E. Hungate – Grandfather of Anaerobic Microbiology” by MGG Student Jonathan Lin
Louis Pasteur once said, "Fermentation is life without air." Although many microbes need the oxygen in the air to live, not all of them benefit from it. There are many bacteria that thrive in oxygen-depleted (anoxic) environments such as sediments, sludge, and the guts of animals.