I imagined a dystopia such as sand dunes takes over and our environments totally changed. It uses sand with chemical components and turn it to a kind of fuel.
Modelled with Zbrush then retopologized with Topogun. Textured with Mari and rendered with 3ds Max and Vray.
MAX (Autodesk 3ds Max, filesize: 72.9 MB), FBX (Autodesk FBX, filesize: 40.9 MB), TEXTURES (Textures, filesize: 62.6 MB)