[BUG] inconsistent spelling of compound words in output folder

## Bug Description
There's shapefile and shape_file, ecoregion and eco_region - this is a recipe for downstream bugs

## To Reproduce

<img width="700" height="428" alt="Image" src="https://github.com/user-attachments/assets/81a0d313-a9a4-475f-a277-0bb8bf817eef" />
