Publications

Around 1.4 billion people—one-quarter of the population of the developing world—lived on less than $1.25 a day in 2005.1 The World Bank projects that the number of poor people will increase in the coming years due to slowing economic growth, … Continue reading »

Water is a key element of life for everyone on Earth. As the world’s population grows, the demand for water mounts and pressure on finite water resources intensifies. Climate change, which is also closely tied to population growth, will also … Continue reading »

People are moving from place to place more than ever before. Rates of international migration are increasing, and more than half of the world’s population now lives in cities. Many personal, economic, and environmental factors drive migration, and the pressures … Continue reading »

Deforestation threatens the well-being and livelihoods of millions of people who heavily depend on forest resources. It is particularly devastating for women and children in poor rural communities. Yet deforestation is occurring at alarmingly high rates, especially in areas of … Continue reading »

Almost one in seven people around the world are chronically hungry, lacking enough food to be healthy and lead active lives. This is despite the fact that enough food exists for all of the world’s people. Agricultural policies, the prices … Continue reading »

Population’s effects on education and the labor force will influence the opportunities available for the current generation of young people, the largest in history. The demographic transition—the combination of falling mortality rates followed by falling fertility rates—provides countries with a … Continue reading »

Links between Population Infectious Diseases and HIV/AIDS Fertility, migration and urbanization affect the spread of diseases including tuberculosis, malaria and HIV/AIDS. Increased population densities and unhealthy living conditions in urban slums can ease the transmission of infections. Migration may also … Continue reading »

Links between Population and Climate Change Adaptation Demographic trends have an important connection to both the challenges and solutions to the problem of climate change. Rapid population growth exacerbates vulnerability to the negative consequences of climate change, and exposes growing … Continue reading »