Upwelling of this water may have released massive hydrogen sulfide emissions into the atmosphere and would poison terrestrial plants and animals and severely weaken the ozone layer, exposing much of the life that remained to fatal levels of UV radiation.
Upwelling of this water may have released massive hydrogen sulfide emissions into the atmosphere. Upwelling of this water was exposing much of the life. This life remained to fatal levels of UV radiation. Upwelling of this water would poison terrestrial plants and animals. Upwelling of this water was exposing much of the life. This life remained to fatal levels of UV radiation. Upwelling of this water would weaken the ozone layer. Upwelling of this water was exposing much of the life. This life remained to fatal levels of UV radiation.