The population pyramid of a country in which birth and death rates bothe are high is broad at the base and rapidly narrows towards the top.This is because although, many children are born, a large percentage of them die in their infancy, relatively few become adults and there are very few old people. In countries where death rates (especially amongst the very young) are decreasing, the pyramid is broad in the younger age groups, because more infants survive to adulthood. Uh-Oh! That’s all you get for now. We would love to personalise your learning journey. Sign Up to explore more. Sign Up or Login Skip for now Uh-Oh! That’s all you get for now. We would love to personalise your learning journey. Sign Up to explore more. Sign Up or Login Skip for now The audio, illustrations, photos, and videos are credited beneath the media asset, except for promotional images, which generally link to another page that contains the media credit. The Rights Holder for media is the person or group credited. Tyson Brown, National Geographic Society National Geographic Society Gina Borgia, National Geographic Society Jeanna Sullivan, National Geographic Society Sarah Appleton, National Geographic Society, National Geographic Society Margot Willis, National Geographic Society other |