What is your theory about the cause of honeybee colony collapse disorder? And what might we best do about it ?

Colony collapse disorder (CCD) is the phenomenon that occurs when the majority of .... stated, "We still do not believe CCD (which is now better defined) is a cause of ... A scholarly review in June 2007 similarly addressed numerous theories and .... and suggested the polluted pollen might cause honey bee colony death.

http://insects.about.com/od/antsbeeswasps/tp/Cause...

I hope a fix is found...but remember, other bees that dont have that problem can do some big time pollinating too...like carpenter bees.

Nicotinoid insecticides. Those are synthetic insecticides that are made like nicotine in tobacco dust insecticides.