Originally Posted by andyadcock
Is it just a coincidence then that the curb on CFC use and burning of fossil fuels has seen the hole in the ozone layer, largely repaired?
So much so that you never hear it mentioned these days?
The CFC ban did lead to the lessening of the hole in the ozone layer. The case against fossil fuels is the rate of change of CO2 levels correlating with fossil fuel consumption.
The fuzziness of all supposedly absolute taxonomic distinctions - Stephen Jay Gould (1977) "Ever Since Darwin: Reflections in Natural History".
Species and subspecies are but a convenient fiction - Kees van Deemter (2010), "In praise of vagueness". Biology is messy