Quote:
Originally Posted by ericthered
I suppose that a more aggressive hole in the ozone layer that wasn't stopped (its no longer expanding) could have some nasty effects. I don't know what it'd take to get that to happen before 1990 though.
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An unforeseen side effect of the
HAARP project, perhaps.
EDIT: Whoops, HAARP didn't start until 1993. Must have been its top secret predecessor, or the earlier Soviet proof of concept. :)