Answer:
The ozone layer shields Earth from the sun's ultraviolet rays, which increase the risk of cancer and threaten crops and aquatic life.
Explanation:
Human-produced chemicals called chlorofluorocarbons (CFCs) made headlines in the 1980s when it became clear they were eating a hole in the ozone layer above Earth's polar regions.
Answer:
Ramona by Helen Hunt Jackson
Explanation:
The book entitled "Ramona" depicted the life of living in a <em>Mexican rancho.</em> It also showed how the<em> Native Americans</em> were mistreated. However, this was not the reason why the Americans became interested and excited about it. They were after the love story of Ramona (including the happenings in her life) and the <em>made-up Mexican-Spanish culture </em>in southern California.
This book paved way to tourism. Many people were interested to go to the country through the Santa Fe Railroad. It also increased the amount of trade in the regions that were mentioned in the book. As people flock towards southern California, the population grew rapidly.
So, this explains the answer.
A : the rest of them aren’t talked about in the excerpt besides the poor conditions of the messengers
Answer:
A) To study cultures.Becase if they don't know about the culture they won't be able to understand it
Explanation:
Answer:
SOCIALISM AND COMMUNISM.....