Out of the earth's 6 billion people, we probably have 5.9 billion to go, but that's the goal. I'd like nothing better than to have 6 billion people talking and thinking about protecting our planet, and I see no reason to stop trying. --Wyland Muralists naturally think big. But Wyland-arguably the world's best-known marine painter, whose images span thousands of square feet of walls, canvases, and sculpted forms-makes an impact far beyond the...