In mid-2018, researchers supported by the Italian Space Agency detected the presence of a deep-water lake on Mars under its south polar ice caps. Now, researchers at the USC Arid Climate and Water Research Center (AWARE) have published a study that suggests deep groundwater could still be active on Mars and could originate surface streams in some near-equatorial areas on Mars.
![](https://3c1703fe8d.site.internapcdn.net/newman/csz/news/tmb/2019/newevidenceo.jpg)
Source: https://phys.org/news/2019-03-evidence-deep-groundwater-mars.html