miercuri, 24 martie 2010

Bees in more trouble than ever after bad winter

- MERCED, Calif. – The mysterious 4-year-old crisis of disappearing honeybees is deepening. A quick federal survey indicates a heavy bee die-off this winter, while a new study shows honeybees' pollen and hives laden with pesticides. Full story:

* Reuters: Honey Bee crisis (2012?) threatens English fruit farmers... SETIAI - Honey Bee Navigation... The Earth's magnetic field changes on a daily cycle. It is suspected that this cycle is used by bees to maintain their internal clock... The earth's magnetic field impacts climate - Danish study:
* National Geographic: North Magnetic Pole Moving East Due to Core Flux: