Population and the Environment definitions mind map
- Created by: poppygbilton
- Created on: 27-03-19 09:47
View mindmap
- Population Definitions
- Replacement Rate
- The fertility rate at which there is no population change
- Cataracts
- Lens of the eye gradually becomes cloudy, causing blurred vision
- Skin Cancer
- UV rays case genetic mutations in skin that has been exposed to the sun
- Ozone
- Gas found in the upper atmosphere which forms a layer that absorbs harmful UV radiation from the sun
- Simon's Theory
- States that population increase is a positive for humanity as the world will produce enough intelligent people to solve problems that arise
- Boserup's Theory
- States that however big the world's population grew, people would always produce sufficient food to meet their needs
- Neo-Malthusians
- State that rapid population growth is an obstacle to development and should be slowed down
- Malthus' Theory
- States that populations can grow exponentially, whereas food supply can only increase arithmetically
- Untitled
- Replacement Rate
Comments
No comments have yet been made