Answer: Option (2)
Explanation:
Due to the increasing urban population, there are a lot of issues that has been created such as pollution, demand for food, scarcity of water, job opportunities and so on.
Population density has been constantly increasing and the forest areas have been reduced due to the cutting down of trees and making it a settlement area for the people.
Thus, the most suitable answer is option (2).
I think it's the first one and the third one. Not completely sure though.
Answer:
because harmful substances often chemicals or microorganisms contaminate a stream, river, lake, ocean, aquifer, or other body of water, degrading water quality and rendering it toxic to humans or the environment.
Explanation:
Hope This Helps!!!