Linked from
The 10 pages that link to Forest dieback, each with the reason it gives.
CupressaceaeRelated: Drought, heat, and disease threaten some Cupressaceae populations and forests.
TaigaRelated: Heat, drought, insects, and fire can cause abrupt losses in taiga forests.
Temperate forestRelated: Heat, drought, pests, and disease can combine to cause severe canopy loss.
Abies albaRelated: Drought, heat, and other stresses can contribute to silver fir decline.
Picea abiesRelated: Drought, heat, and beetles can combine to drive spruce forest dieback.