Abiotic
From PLANTFACTS.OSU.EDU
1. nonliving.

The image shows the abiotic problem of damage from flame-throwing.
Source: http://www.entomology.umn.edu/cues/dx/ab/other10.htm

The image shows tree death caused by flooding.
Source: http://www.pfc.forestry.ca/diseases/CTD/Group/Abiotic/abiotic1_e.html
