most of the annual increase in atmospheric carbon dioxide is due to:\na ozone depletion\nb burning of fossil…

most of the annual increase in atmospheric carbon dioxide is due to:\na ozone depletion\nb burning of fossil fuels\nc both a and b\nd none of the above
Answer
Brief Explanations:
Fossil - fuel burning releases large amounts of carbon - dioxide into the atmosphere. Ozone depletion is mainly related to the release of chlorofluorocarbons and other substances and is not the main cause of the increase in carbon - dioxide.
Answer:
B. Burning of fossil fuels