The Reverend Thomas Malthus was extremely important to the development of the theory of evolution by means of natural selection. What was his greatest contribution to the development of this theory?

His essay on the Principles of Population was influential to both Darwin and Wallace

Explanation:

Reverend Thomas Malthus is world - known famous scholar in politics economy and population growth. He wrote a essay on Principles of Population in which he mentioned that any nation can doubled its existing population but it will lead to famine, poverty in nation. It is because the growth rate of other species like plant and animals will increases but not as same rate as human being population will increases.