"The next astronauts to walk near the Moon’s south pole will bring drills, rovers, spacesuits—and an unavoidable piece of Earth. Bacteria [and] fungi settle into spacecraft and ventilation systems. Some of those organisms will almost certainly escape through airlocks, cling to equipment or shed from spacesuits onto the lunar surface. Scientists have assumed the Moon would quickly destroy most microbial stowaways. But a new NASA-led study is here to say: 'Not so fast…'" https://www.zmescience.com/science/news-science/earth-microbes-moon-poles/