Tempe AZ (SPX) Feb 19, 2020
The Cuatro Cienegas Basin, located in Chihuahuan Desert in Mexico, was once a shallow sea that became isolated from the Gulf of Mexico around 43 million years ago.
This basin has an unusual characteristic of being particularly nutrient-poor and harboring a 'lost world' of many below-ground and above-ground aquatic microbes of ancient marine ancestry.
Because of these characteristics,