What happened to the Cuyahoga River in Cleveland in 1969?
A) massive amounts of pig farm waste was discharged
B) acid mine drainage raised the water pollution to toxic levels
C) it caught fire
D) it was declared to be in violation of the Clean Water Act
Correct Answer:
Verified
Q1: Why did Congress require the Environmental Protection
Q2: Biochemical oxygen demand reflects the amount of
Q4: What is the principal cause of cultural
Q5: Acid mine drainage is a problem because
A)it
Q6: If sediment is from natural sources, why
Q7: Saltwater intrusion results from
A)injection of brine wastes
Q8: The biomagnification of mercury occurs as mercury
Q9: Which of the following would be considered
Q10: Nutrients such as nitrogen and phosphorus are
Q11: Large pig farms in North Carolina caused
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