Question

Find out from the library, internet or newspaper reports, which
chemicals are responsible for the depletion of the ozone layer.
Find out if the regulations put in place to control the emission of
these chemicals have succeeded in reducing the damage to the
ozone layer. Has the size of the hole in the ozone layer changed in
recent years?what is observation and conclusion aim and material
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Answer 1

Answer:

it's ocured due to burning chemical substances like plastic etc. If we stop burning wood and other chemical substances so the size of the ozone layer can be increase in some years. And other problems like skin cancer can also be reduce

Answer 2

Answer:

ozone.....a three atom molecule...

Explanation:

• ozone is a protective layer to it is depleted by following ways:-. × by chlorofluorocarbons used in refrigerator and fire extinguisher. × by burning plastics etc... × ozone layer can be protected by avoiding these activities