Answer:
The world's urban population in the 1930s was about 20%, and by the 1970s, it had grown to about 35%.
Explanation:
This phenomenon is known as urbanization, and consists in the increasing of the proportion of people who live in cities vs the proportion of the people who live in the countryside.
This is relevant because throughout history, the vast majority of people lived in the countryside as farmers, but when the industrial revolution started in the late 18th century, industry, and later services, began to slowly replace agriculture as the main economic activity of the world, and people began to move to cities to work in industry first, and later on, in the services.
Answer:
Climate change, Availability of resources
Explanation:
1. Soon enough when the climate on the planet started to become more arid and become too hot, so humans started to migrate from Africa.
2. People started to move away to the places where resources were available.
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Explanation:</h3>
Find three consecutive odd integers whose sum is 117. Three consecutive odd integers: x, x+2, and x+4. Correct.
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Answer: </h3>
The three numbers are 37, 39, and 41.
Answer: World War I Begins
On July 28, Austria-Hungary declared war on Serbia, and the tenuous peace between Europe's great powers quickly collapsed.
Explanation:
