The plague escaped the quarantine, the zombies won the war, the missiles are on the way, diplomacy failed ... everyone with a lick of sense has retreated to their bunkers full of beans and bandages ... now there is nothing to do but wait.

And play a few games:

To help you remember the way the map looked before the end:
http://www.gamedesign.jp/flash/worldmap/worldmap.html

Scary addictive, fun and musical:
http://lab.andre-michelle.com/tonematrix

Shamelessly stolen from:
http://scienceblogs.com/gregladen/2010/02/if_you_ever_want_to_see_your_f.php