The Black Sea is already dead. Because of sea-level rise, an entire nation in the South Pacific, the Republic of the Marshall Islands, is being washed away. Throughout the Caribbean Sea, vast stretches of coral reef-called the "rainforests of the ocean" because of their diversity of life-are dying at increasingly rapid rates. The reefs along the entire north coast of Jamaica are dead. Ocean's End is not about the damage our oceans could suffer (and...