Methanogens are microbes that produce methane gas as a metabolic byproduct. Some synonyms for Methanogens include methane-producing microbes, methanogenic microorganisms, methane-generating bacteria, and methanotrophs. These microorganisms are typically found in anaerobic environments like the digestive tracts of animals, rice paddies, and wetlands, where they contribute to greenhouse gas emissions. Other related terms for Methanogens include methanogenesis, the biochemical process by which methane is produced, and methanotrophy, the process by which methane is consumed by other microorganisms. Understanding the roles of Methanogens and their related processes can provide insights into managing greenhouse gas emissions and improving environmental sustainability.