Environmental Science 3300F/G Lecture Notes - Lecture 25: Universal Design, Visible Minority, Extreme Poverty
Document Summary
Projected increase from 7. 2 billion in 2014 to 9. 3 billion by 2050 (medium level estimates) One of the main contributors to environmental issues o. In poor environments, kids are being put to work which makes it more beneficial to you to have more kids. In poorer places, they have more children because the mortality rate is so high. Extinction: an indirect effect, due to habitat destruction for resource use. The more people we have on the planet, the more resources we require: most of these are non-renewable. Increased intensive farming: we are going to need to become inventive in the way we farm in order to sustain more and more people. Faster climate change: also an indirect effect o. The more people we have, the more emissions we"re creating. Size, composition and distribution of human population. Causes and consequences of changes in human populations. Crude birth rate: number of live births per 1000 people.