Declines

Damage that is usually stand to forest level in distribution, usually of a single species but having no obvious cause is usually classified as a "decline".  In B.C., several host species have been identified to be suffering from decline and with climate change, more species are expected to be affected.   Declines are often linked to abiotic stress combined with a biotic damage agent but not all of them can fully explained.  Learn more about forest declines: