Answer: Thomas Malthus
Explanation:
Thomas Malthus was a British economist and the first Scientist that sounded the alarm about the growth of the human population and the ability of the earth to handle a large population.
He was known for population growth philosophies and even proposed a theory that “population will continue to expand until growth is stopped or reversed by disease, famine, war or calamity”.
He is also known for developing an exponential formula used to forecast population growth which is currently known as the Malthusian growth model
Phlebitis Definition. Phlebitis (fle-BYE-tis) is a condition in which a vein becomes inflamed (phleb=vein + it is=inflammation). The inflammation may cause pain and swelling. When the inflammation is caused by a blood clot or thrombus, it is called thrombophlebitis.
The cells in the heart need a constant supply of nutrients / oxygen and to get rid of their waste products ans that why it needs its own special circulatory system.
