Yes, some caves have “bad air,” which is usually caused by poor circulation, or the oxidation of sulfides that deplete the oxygen content but leave nitrogen and or carbon dioxide. Canary Islands’ Barranco de Los Cochinillos cavern is an example of a cave with ‘bad air’ that is harmful and can even be lethal to humans.
Click here to cancel reply.
Sorry,At this time user registration is disabled. We will open registration soon!
Don't have an account? Click Here to Signup
© Copyright GreenAnswers.com LLC