a situation in which too many people or animals live in a certain area
100
Migration
What is the word?
to move from one country or place to live or work in another
100
strive
What is the word?
to make great efforts to achieve or obtain something.
100
to fuel
What is the word?
to give support or strength to (something)
200
Urbanization
What is the word?
The rate at which the rural poplation of the world is moving to larger cities.
200
Tokyo and New York.
Name the only two cities in the world that are considered megacities in 1950.
200
mechanization
what is the word?
to change (a process or an activity) so that it is done with machines instead of by people or animals
or fewer people are needed to run a farm.
200
Dweller
What is the word?
a person or animal that lives in a particular place
200
Agriculture
What is the word?
the science or occupation of farming