Almost all of today’s population growth is occurring in developing countries where approximately 90 percent of the world’s youth reside. Today there are nearly 2.5 billion people under the age of 19 representing one-third of the world’s population.

According to Worldwatch Institute analyst Lester Brown, the cause of Africa's crisis is population growth faster than on any continent in history, widespread soil erosion and desertification, and a failure by African governments to adequately support agriculture.

Improving sexual education classes, reconsider how many children to have or if even to have children at all are just some of the repeated themes from many of these websites. governments should not provide financial incentives to parents who have a large family but instead make societal adjustments in the face of an aging population.

Global fertility rates have begun to decline over the past few decades, and in some countries, populations are aging rapidly placing increased pressure on public sector pension systems and social welfare programs.

Overpopulation will cause famine and conflict and will limit the resources for future generations. We will destroy the earth rather than preserving it which is our duty as inhabitants of the earth. By searching for better ways to use our resources more effectively, more people could live with fewer resources.