Exfoliation by farzanpaknejad from iran

This design shows an exfoliation which likes a tree .in this design if you want to saw your pencil you saw a tree
Its an alarm about cutting trees for making pencil and another things,which has three steps...
FIRST STEP : Assurmance:
You should saw a bough for sawing your pencil

SECOND STEPS :Return:
The height of tree becomes short and shorter when you exfoliat a pencil.finally tree return to its first height .But whats the reason??
its because of perstige
THIRD STEPS : perstige:
when you saw a pencil ,little pencils will stuggle
in a glassy lacuna:when little pencils increase they will compelite the bough
we can make recoverable pencils by gathering these little pencils. an informatic design from future that each sawing is an alarm for users...