introduction to pop + environ Flashcards
what are the key elements of the phyiscal environment
climate
soil
water supply
resource distribution
what factors does CLIMATE include and what does it determine
temp, rainfall, wind velocity, solar insolation
determines -> FOOD PRODUCTIVITY and type of farming system
why is 5 degrees important
crop growth
pasture fed livestock
what factors does SOIL include and what does it determine
FERTILITY, acidity, structure, texture, nutrients
determines -> agricultural output and type of farming system
what is water supply needed for and example
hydration, irrigation, hygiene
EGYPT - 95% live in within 12 miles of river nile
if there is a concentration of resources, what does this lead to
population density + industrialisation
what are the 3 types of revolution (development process)
neolithic
industrial
green
what was the neolithic revolution
new stone age
change from hunter gatherer to agricultural communities
pop. increase
what was the industrial revolution
mid 1700s
factories, machinery, fossil fuels
pop. increase
what was the green revolution
’50s + ’60s
technology and farming practises to maximise yields
pop. increase
global food production is not …
evenly distributed
what is the prediction for global population in 2050
9 billion
