Credits:

This work is based on "Low poly green tree" (https://sketchfab.com/3d-models/low-poly-green-tree-f1f439b9cb8a46a697299413558bd3f3) by markuzo (https://sketchfab.com/markuzo) licensed under CC-BY-4.0 (http://creativecommons.org/licenses/by/4.0/)