Which one of the followingis an example of erosion?
Which one of the followingis an example of erosion?
Which of the followingis not the main cause of water scarcity? A: war B: water contamination C: overpopulation D: climate change
Which of the followingis not the main cause of water scarcity? A: war B: water contamination C: overpopulation D: climate change
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