Human Population and Environment Flashcards
Who predicted famine, conflict and misery in 1798?
Thomas Malthus
What is the current human population?
7.8 billion
What is the predicted population for 2050?
9.8 billion
What is the Brandt Line?
The division between the north and the south- remnant of colonialism and maintains inequality.
What is the global average for life expectancy?
67 years
What is the Canada average life expectancy for males and females?
77 years and 82 years.
What is the global total fertility rate (TFR)?
2.8
What are the 4 causes behind migration?
- Push-pull logic
- Mobility Transition
- Behavioral Causes
- Selectivity
What are refugees?
People displaced because of war, discrimination, disaster and poverty.
What are squatter settlements? Where is the largest?
Self-made housing areas with poor conditions. Susceptible to disease, limited opportunities, and overwhelmed by population. Largest- Mexico City
What is the human population of North America? What is it expected to be in 2050?
352 million- expected to reach 448 million in 2050.
True of False: Today roughly 20% of Canadians and Americans live in urban/suburban areas.
False: the correct percentage is 80%.
What is Ecological (Social) Carrying Capacity?
The maximum population size of a given species than an area can support without damaging the area or reducing its future capacity to support the species.
What percentage of GHG do livestock contribute?
51%
How many farm animals are reared annually world wide?
70 billion