That is the claim of some entomologists, including Dr George McGavin.
http://livebettermagazine.com/eng/magaz ... uJuV330BC3
Albert Einstein is quoted as saying that if bees disappear, humans will have only 4 years to live.
I think this will make for a good discussion.
Of course, there is a link between them both, but should we be looking at saving the bees as a major part in the fight against global warming?
Should we be worrying more about pesticides than CO2 emmisions?
Polar bears or Bees?
(Last year, while making a delivery to a leisure center, I was stood in the middle of a bed of Lavender, and there were hundreds of bumble bees all around me going about their business. I was totally awed by them.
