Scientists know that carbon dioxide is a greenhouse gas and therefore it traps heat in the atmosphere. So, why do people look at data like the two graphs that you made and propose that humans should
reduce the amount of carbon dioxide they put in the air and do things to reduce the concentration of
atmospheric CO2?

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen