The value of crops pollinated by bees is $1590,000,000 per year! 30% of all human food is directly or in-directly dependent on pollination by bees.
Food for thought:
"Insects are everywhere and we need them. While many people in the over-developed world see insects as objects of disgust, we all depend on them for the largely unseen ecological services performed by these much-maligned, but often strikingly beautiful, animals"
Christopher O'Toole, Alien Empire