The most provocative vid I could find on the subject is sparking my imagination.
It seems likely we are responsible to some degree or another.
If that is even remotely true, we must go out into nature and try to emerge our talented ways.
Perhaps, connecting with nature will help us in other ways: health, education, respect and an ongoing improved relationship with the planet.
Seriously, lets try and learn more about bees and what is going on in the world.