What is the source of methane on Mars?
What is the source of methane on Mars? On Mars, underground ice clathrates may be the source of the methane that has been intermittently detected in the atmosphere. Credit: U.S. Department of Energy. Periodic detections of methane in Mars' atmosphere have provoked considerable curiosity as to its source and variability over time. What is the likely source of methane in Mars atmosphere? The most likely source was a sheet of frozen methane beneath a rock formation, which the team believes periodically ejects the gas into the atmosphere. Giuranna said that while methane is a sign of life on Earth, its...