*In 1974, a scientist tells congress that ozone depletion will cause "great peril" and that rates of skin cancer could increase to 8,000 extra people per year by 1990.<ref>https://www.newspapers.com/image/legacy/69651456/</ref> | *In 1974, a scientist tells congress that ozone depletion will cause "great peril" and that rates of skin cancer could increase to 8,000 extra people per year by 1990.<ref>https://www.newspapers.com/image/legacy/69651456/</ref> |