Carter banned CFCs in aerosol sprays and planned to remove them from refrigeration. Reagan EPA head and Gorsuch mother calls CFC threat an unsubstantiated scare story, DuPont halts work on CFC alternatives, and CFC production peaks during the Reagan administration: https://www.latimes.com/opinion/op-ed/la-oe-linden-ozone-hol...
Reagan removes skin cancer from nose in 1984: https://www.washingtonpost.com/archive/politics/1985/08/06/r...
New Reagan EPA head appointed in 1986 pushes for Montreal Protocol ratification: https://www.politico.com/story/2018/12/21/reagan-seeks-to-pr...