Answer:
The building of the Transcontinental Railroad had a huge impact on American life and economy. It greatly sped up travel time. Before the railroad, you needed around six months to travel from the coast of California to New York and after it started with the operation you needed only around one week. This meant more expansion of the industry, trade, businesses, and expansion of populated areas. Unfortunately many Native American tribes were displaced and the US military was called in to fight the tribes.
You need to put what all the following are or I can't help.
Answer:
The Air Pollution Control Act of 1955 was the first federal legislation involving air pollution
Explanation:
Answer:
Thomas Malthus was an English economist and demographer best known for his theory that population growth will always tend to outrun the food supply and that betterment of humankind is impossible without strict limits on reproduction.
