this is a save water save environment with oil pastel colour.World Water Day poster painting tutorial.
Save nature drawing: https://www.youtube.com/playlist?list=PLgNEwrFoi7y7kAij2CsXGCf1elJnLTmUi
Environment day drawing: https://www.youtube.com/playlist?list=PLgNEwrFoi7y4WBT9WJ7Y7nPx_pdTOUFAM