How Life Thrives In The World’s Most Toxic ‘Poison Cave’—Undiscovered For Over 5 Million Years
With high carbon dioxide, low oxygen and no photosynthesis, here’s how an entire ecosystem persists in Movile Cave, one of the most extreme environments on Earth.
National Geographic news27d
How to trek to two of the world’s largest known caves
two of the top three largest known caves in the world. To get there, a punishing path and 90 percent humidity test even the fittest hiker. A walk for the fortunate few: Only a limited number of ...