I have just re-discovered the World Odometer which somewhat vertigo inducingly shows key real time (estimated) stats of population, births, deaths, military spending, cars built etc. Really interesting and sobering.
I have added a quick link at the head of the blog home page too. Lots of other good stuff on this site.
Also take a look at the Global Dashboard for a non-collapsitarian (just love that word!) take on world issues of poverty, war/peace and the environment at: