Long arm excavator removing slope grass - GIF

Long arm excavator removing slope grass.

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Previously:

Bucyrus pre-hydraulic excavator - GIF
Excavator chimney demolition gone wrong - GIF
Excavator puts on its own track - GIF
Excavator saves deer - GIF
Shooting down an excavator - GIF

Aside from possibly being an operation involving the mining of material I can see only 1 other reason for removing vegetation. That being a moto-cross or enduro event

would be interesting to know the purpose.

Could be this?

https://m.youtube.com/watch?v=y1ubHrljbEE