The phrase "human population" refers to the total number of people living in a specific area or the entire world. It is the count of all the individuals who belong to the human species. Full definition
Climate change is likely to affect the health of human populations in a variety of ways. (bbc.com)
Addressing the problem of human population growth must include a shift in cultural attitudes, which may well consist of changes in the social, political, educational and religious mindset. (dotearth.blogs.nytimes.com)
And they are elevating the incidence of disease as growing human populations are more susceptible to the effects of environmental change. (rockefellerfoundation.org)