Linked from
The 18 pages that link to Logarithmic scale, each with the reason it gives.
Soil pHRelated: A one-unit pH change corresponds to a tenfold change in hydrogen-ion activity.
Natural logarithmRelated: Natural logarithms convert ratios into differences, enabling such scales.
Binary logarithmRelated: Each unit on a base-2 logarithmic scale corresponds to doubling.
Line chartRelated: It changes how multiplicative growth and values spanning wide ranges appear.