Politicians are not interested in facts when they have an agenda. The environmentalists are using the projections of general circulation models (GCMs) that have clearly failed to predict the future to advance their cause, namely to increase political control over economic activities. Here is a case from Australia where a liberal MP (apparently not a lawyer) who objected to policy being made on the basis of climate models that have failed.

http://blogs.news.com.au/heraldsun/andrewbolt/index.php/heraldsun/comments/parliament_bans_the_cool_facts/