How do bacteria that live in active volcanoes obtain their nutrients?

Bacteria that live in active volcanoes obtain their nutrients through chemosynthesis, utilizing chemical compounds released from volcanic gases and minerals, such as hydrogen sulfide and sulfur. These extremophiles can convert inorganic substances into organic matter, providing energy for growth and reproduction. Additionally, they may also absorb nutrients directly from the surrounding geothermal fluids and minerals. This unique metabolic pathway allows them to thrive in harsh, high-temperature environments where sunlight is scarce.