Population explosions in poor regions were also labeled a top threat recently by [the CIA]. One way to avoid the economic dangers in places where population is aging and shrinking is to foster immigration. Here, Mr. Fingar sees European countries and Japan as fighting the very influx of people that could help avert turmoil.
I can attest to my country (Denmark) being "on a good day, highly chauvinistic" as the CIA guy puts it.
New York Times' whole Dot Earth thing is a recommended RSS feed for your reader.