Answer:
modern history began in the 16th century, and we are in the 21st
so that is about 5,000 years
Explanation:
Because the higher you will go this colder it will get or depending which mountain you are aiming for just like Mount Everest.
It is using crops and plants origins to create fuel for vehicles.
A factor in determining the carrying capacity of a city's environment is the water resources available to meet city needs. This is assuming this is one of the following city needs in this question. This is the only answer that pertains to the environment.
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