POPULATION CLIMATE POLLUTION POPULATION SCIENCE GEOGRAPHY ARCHAEOLOGY ANIMALS PLANTS EARTH SCIENCE INTERACTIVE
Our world has 6.4 billion inhabitants and counting. More than 3 billion will potentially be added to our human family over the next 50 years. We will need solid policies in order to deal with this increased burden on our planet. RESOURCES VIDEOS US POPULATION CLOCK US CENSUS BUREAU WORLDWATCH INSTITUTE POPULATION FINDER POPULATION REFERENCE BUREAU CENSUS FACTFINDER
Our world has 6.4 billion inhabitants and counting. More than 3 billion will potentially be added to our human family over the next 50 years. We will need solid policies in order to deal with this increased burden on our planet.