Which is the New & Most Important Culprit damaging the ozone Layer?
Correct answer: C. Nitrous Oxide
- A. Carbon Dioxide
- B. Chlorofluoro Carbons
- C. Nitrous Oxide
- D. Carbon Monoxide
Explanation
Although CFCs caused the historic ozone hole, nitrous oxide is now regarded as the leading human-emitted ozone-depleting substance because it continues to reach the stratosphere in large amounts. It produces reactive nitrogen compounds that destroy ozone.
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About Environment and Atmosphere
Environmental science covers ecosystems, food chains and webs, energy flow, biogeochemical cycles, biodiversity, natural resources and population effects. Atmospheric study includes the layers and composition of air, weather and climate, greenhouse gases, global warming, ozone depletion, acid rain and pollution, with climate change distinguished from ordinary weather variation.
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