HUman Population Flashcards
1
Q
replacement rate
A
rate at which people have children to them when they die
2
Q
What is the replacement rate?
A
usually a little higher than 2
3
Q
biocapacity
A
earth’s carrying capacity of the human population
4
Q
ecological footprint
A
total amount of land needed to support one person
5
Q
What is the average ecological footprint?
A
average of 2 hectatares per person globally
6
Q
ecological deficit
A
resource use and waste production that exceeds a sustaibale level
7
Q
doubling time
A
the amount of time it takes a population to double in size
