It isn't but there's one man made epidemic that's staring them in the face and they don't even know it, it's called world population growth!!
When I was a kid in the 70s it was 4.2 billion, now it's something like 6.2, how the hell did that happen in so little time? sorry but the world hasn't got the resources to cope with that and all the immigration it entails.
Let's move the hand forward to 11:56...
You need to look at some more recent numbers. Many nations are no longer reproducing at replacement rate.
sorry but the world hasn't got the resources to cope with that
There is a word to describe people who think that. Wrong.