ਉਜ਼ੋਨ layer ਦਾ ਘਾਣ ਜਿਸ ਤਰ੍ਹਾਂ ਹੋਇਆ ਹੈ ?
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Chlorofluorocarbons or CFCs are the main cause of ozone layer depletion.
The main cause of ozone depletion and the ozone hole is manufactured chemicals, especially manufactured halocarbon refrigerants, solvents, propellants, and foam- blowing agents (chlorofluorocarbons (CFCs), HCFCs, halons).
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