Words to know -- Meet Norbert Wu -- What does Norbert wear to work? -- Where does Norbert work? -- What is under a six-foot layer of Antarctic ice? -- What is in the blue waters of the Bahamas? -- What is in the great barrier reef of Australia? -- What is in the waters off the California coast? -- how do Norbert's photos help the ocean? -- How can you help the ocean? -- You be the scientist!