Actually, if we, as a human race, decided to have fewer children and decrease world population, the economic effects would be DEVASTATING. Joblessness, poverty and famine would spread quickly. For reference, see Japan.

Man, have you seen the photo gallery on the original post site? http://www.thelocal.se/gallery/nightlife/ You gotta love Sweden.

Exhsaust fumes or stress derived from traffic? There are too many variables...