The Big Necessity: The Unmentionable World of Human Waste and Why It Matters

Ninety Percent of Everything: Inside Shipping, the Invisible Industry That Puts Clothes on Your Back, Gas in Your Car, and Food on Your Plate

The Dirt on Clean: An Unsanitized History

Junkyard Planet: Travels in the Billion-Dollar Trash Trade

The Box: How the Shipping Container Made the World Smaller and the World Economy Bigger