Originally Posted by Derek
Paul Ward wrote,
" Before it was discovered there wasn't a ozone hole, measurements have been taken since the 1950's: "
How the heck can you say, or know that. ROFLMAO.
(Unless you assume it is man made of course...)
Follow the link to the British Antarctic Survey site - here it is again (sigh):
I used to work for BAS - that's (partly) how the heck I know.
This is getting very dull now - you have your figurative fingers in your ears and are whistling - enough.