the world
87 Wetlands are very specialized
ecosystems. Of the following causes of
wetland loss, which do people have the
least control over?
A Droughts
B Draining and filling
C Discharge of pollutants
D Overgrazing



Answer :

Final answer:

The least controllable cause of wetland loss is droughts due to their natural occurrence.


Explanation:

Causes of Wetland Loss:

  1. Droughts: People have little control over natural occurrences like droughts that can lead to wetland loss.
  2. Draining and filling: This is a human activity that significantly contributes to wetland loss.
  3. Discharge of pollutants: Humans play a direct role in polluting wetlands, leading to their destruction.
  4. Overgrazing: While human-related, overgrazing can be controlled to a certain extent compared to the other causes.

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