Which of the following disasters is fundamentally caused by human activity, unlike the other three?

Which of the following disasters is fundamentally caused by human activity, unlike the other three?
  1. Tsunami
  2. Leakage of poisonous gas in a chemical factory
  3. Volcanic eruption
  4. Earthquake due to tectonic movement

Solution

Gas leakage from a factory occurs due to human negligence or mechanical failure, making it a man-made disaster, whereas the others are natural events.

Asked in: Homi Bhabha Practice

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