In fact, it is precisely because «the discussion about the causes of global warming was to a very
great extent settled by the date of broadcast», meaning that climate change was no longer a matter of political controversy, that a programme claiming it is all a pack of lies could slip past the partiality rules.
In spite of geological effects, and the consequences of
settling next to tidal waters, which, contrary to Schmidt's claims were understood to a
greater or lesser
extent, Londoners have been safer in the second half of the 20th Century than the first.