Answer:
look underneath :)
Step-by-step explanation:
Some of the most common sources and causes of water pollution in the nation are detailed below.
Runoff from Agricultural Operations. ...
Runoff and Nonpoint Source Pollution. ...
Industrial Activities. ...
Leakage from Underground Storage and Piping. ...
Leaking Sewers. ...
Vehicle Emissions. ...
Landfill Leakage. ...
Hazardous Waste.