The human body has long proven its adaptability to changes in the environment. As air temperature and humidity changes, the systems that coordinate around 100 trillion cells work in unison to keep the body functioning. It makes adapting to temperatures between around four and 35 degrees Celsius (C) (Natalie Wolchover, ‘What are the limits of human survival?’, LiveScience, August 9, 2012) relatively easy, as the diverse distribution of human settlements around the world reflects.
But what happens if global temperatures continue to rise?