Answer:
Erosion is a natural process, though it is often increased by humans' use of the land. Deforestation, overgrazing, construction, and road building often expose soil and sediments and lead to increased erosion. Excessive erosion leads to loss of soil, ecosystem damage, and a buildup of sediments in water sources.
Explanation:
 
        
             
        
        
        
The hardship of a country, example: poverty, crime rate
immigrating would lead to discrimation due to race but a better life if employed
        
             
        
        
        
It caused more jobs to open up
        
             
        
        
        
Answer:
 Asia and the Americas
Explanation:
The US gained influence in both the Caribbean and Pacific. This was due to its acquisition of Puerto Rico, the Philippines and Guam.