(about the same as Germany)
(about the same as Russia)
(greater than the 1950 population of all the world)
Poverty, hunger, water shortage, episodes of conflict and war, the loss of species, the unstoppable migration of many millions, the drowning of thousands every year, and serious damage to the environment.
This huge population increase interests almost no one. It is virtually never mentioned by religious or political leaders, aid agencies, the national press, news commentators, or the radio and television news channels.
There should be a world wide campaign by all news channels urging every country in the world to control their population growth so as to protect the environment and save our earthly home.
In Iran, the fertility rate fell from 5.62 children per woman in 1985-1990 to 1.89 in 2005-2010. This was done by the provision of virtually free family planning, with pro-active health workers and clinics in most localities, encouragement from the government and from religious leaders, teaching about population matters in schools, and lessons on family planning for both men and women before marriage.
(The Figures above come from: World Population Prospects The 2015 Revision.
Or they can be found more directly at POP/DB/WPP/Rev.2015/POP/FO1-1 and POP/DB/PPP/Rev.2015/POPTOT. These are United Nations websites)