The oceans are dying. The sea is growing warmer and is gradually rising. Seashells have become so rare that collecting them is now a national obsession. Flawless specimens sell like priceless works of art. Families hunt the tideline in the dark of night with flashlights. Crowds gather on beaches at the lowest of tides, hoping to get lucky. Supreme among these collectors is Ness Wilde, CEO of Ocean Oil. Ness owns many of the best beaches, and he keeps...