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Fire scar sample

January 2019 (approx.)

Detailed Description

Tree-ring fire scars from a ponderosa pine in northern New Mexico. The years indicate the year the tree burned and scarred, and the letters indicate the position of the fire scar in the tree ring (D = spring dormant and EE = early earlywood). Photo by Ellis Margolis (USGS)

Sources/Usage

Public Domain.

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