http://dailycaller.com/2015/02/11/epa-challenged-carbon-dioxide/
….Reducing carbon dioxide on its own would have no direct impact on public health since it’s not an actual pollutant. Breathing in carbon dioxide in the atmosphere doesn’t cause illness or death. In fact, humans breathe out about 2.3 pounds of carbon dioxide per day. Carbon dioxide is also a necessary component of life on Earth — there would be no plant life without it……
….Reducing carbon dioxide on its own would have no direct impact on public health since it’s not an actual pollutant. Breathing in carbon dioxide in the atmosphere doesn’t cause illness or death. In fact, humans breathe out about 2.3 pounds of carbon dioxide per day. Carbon dioxide is also a necessary component of life on Earth — there would be no plant life without it……