Groundwater contamination occurs when man-made products such as gasoline, oil, road salts and chemicals get into the groundwater and cause it to become unsafe and unfit for human use. ... Road salt, toxic substances from mining sites, and used motor oil also may seep into groundwater.
(Didn’t apply the statements so I answered the question hope I helped!)
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Use of specific words like Dialects
Answer:
Rural to urban migration represents people moving from village to town.
Explanation:
This causes the cities to grow and to be overcrowded. People migrate from countryside to town to find better life standard. They are in search for better jobs, vivid social life and run away from rural living. Unfortunately this causes the villages to be abandoned and be forgotten.