4 ms·
Maybe detecting a seasonal cycle for certain compounds will be a very strong evidence. Like the amount of atmospheric CO2 in air changes with seasons on earth.
by jarenmf 4y ago
Maybe detecting a seasonal cycle for certain compounds will be a very strong evidence. Like the amount of atmospheric CO2 in air changes with seasons on earth.
- nisegami 4y agoThat also happens on Mars as the ice (CO2) at the poles melts and re-forms with the seasons.
- MacsHeadroom 4y agoMethane similarly fluctuates on mars. Neither is strong evidence for life. But it remains possible, if unlikely, that some component of these fluctuations could have a microbial origin.