Polar Extremes. Word Search Puzzle Solver. Polar Extremes word Search Puzzle Game. Find words related to movie actors, actresses, and genres. Word Search Puzzle Solver. Renowned paleontologist Kirk Johnson takes us on an epic adventure through time at the polar extremes of our planet. Following a trail of strange fossils found in all the wrong places—beech trees in Antarctica hippo-like mammals in the Arctic—Johnson uncovers the bizarre history of the poles from miles-high ice sheets to warm polar forests teeming with life. What caused such dramatic changes at the ends of the Earth? And what can the past reveal about our planet’s climate today—and in the future? This includes identifying and searching for words that are related to : Kirk Johnson, Documentary .