Discover the crucial role of microbes in sustaining all life on Earth in this informative 27-minute video. Explore how microorganisms drive biogeochemical cycles, transferring essential elements between the biosphere, atmosphere, hydrosphere, and geosphere. Learn about various microbial metabolisms and their impact on carbon, nitrogen, sulfur, phosphorus, iron, and manganese cycles. Gain insights into organic matter degradation and secondary metabolite applications. Develop a newfound appreciation for the microscopic organisms that keep our planet's processes running and ensure the survival of plants and animals.