The American bumblebee is on the decline

Patterns of widespread decline in North American bumble bees

Relative abundance of the American bumble bee as a faction of all

Decline in relative abundance of the American bumble bee with historic

CAHFS Weekly Topic: Bee decline – A great concern for US food security

The Bumblebee's Plight: Why It Is Disappearing in the U.S. - WSJ

Bee Reports over the Past Century Indicate a Loss of Diversity

Canadian researchers warn of 'cascading impacts' as bumblebee species decline

Bee declines driven by combined stress from parasites, pesticides, and lack of flowers

Climate Change: It's a Buzzkill for Bumblebees, Study Finds - The New York Times

Another bee species under critical threat – RCI