Description: The thick atmosphere visibly swirls about the planet. Enormous mountain ranges separate vast desert areas from huge swathes of tropical forests. The Gamin used to live on the surface, though moved underground thousands of years ago. Sometime since they have migrated into a space faring race.
Breathing Warning: Humans need to breath this unpleasant gas faster or deeper to achieve the required oxygenation level to survive for any length of time.