Question

Why is `CO_2` causing the ozone to deplete and how?

Answer 1

to best of my knowledge Carbon dioxide is in the list of ozone deleting chemicals.

Explanation:

As per Wikipedia the chemicals which deplete ozone are"The main cause of ozone depletion and the ozone hole is man-made chemicals, especially man-made halocarbon refrigerants, solvents, propellants, and foam-blowing agents (chlorofluorocarbon (CFCs), HCFCs, freons, halons), referred to as ozone-depleting substances (ODS). .
Carbon di oxide help global warming as it is a green house Gas,