TOP: Insane 51, who resides in Athens, Greece, works on a mural at Ohana Cannabis in Emeryville on Thursday. PangeaSeed Foundation’s global Sea Walls: Artists for Oceans program was in town until Monday producing 15 ocean advocacy murals. The goal of the foundation is to use art to transform, illuminate, educate, inspire and motivate people to become actively involved in global concerns.

LEFT: Georgie Nakima, of Charleston, S.C., works on her mural on the wall of Super Duper Burgers in Emeryville on Thursday.