Question

water pollution timeline​

Answer 1

Answer:

Beginnings of water quality problems. (1870-1900). Water sanitation era. (1900- 1935). The new pollution emerges. (1935-1948).

Explanation:

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Answer 2

Answer:

Along with amazing technological advances, the Industrial Revolution of the mid-19th century introduced new sources of air and water pollution. By the middle of the 20th century, the effects of these changes were beginning to be felt in countries around the world