Killing Every Last Bee
In case you haven't noticed, there has been SO MUCH FRETTING AND PANICKING about the mysterious end of bees--known as "colony collapse disorder" (although "colony collapse" sounds cooler on its own, methinks).
The point is, the bees are dying. So you know what would be a really great idea? Training the few remaining bees to hunt for landmines.
Let this be a warning to wasps and hornets. Bees ruined one too many human picnics. Lesson learned.