Liquid Gold: The Lore and Logic of Using Urine to Grow Plants

A humorous guide to fertilizing your plants for free!

Nitrogen pollution of lakes, rivers, and oceans by human urine is a growing problem. Liquid Gold shows how urine can safely be used to grow food, fuel, fiber, and beautiful landscapes while protecting the environment and providing free and safe fertilizer. Featuring a short history of urine use―from ritual to medicinal and even culinary―and many whimsical illustrations, this great bathroom reader is an ideal gift for irreverent gardeners, homeowners, campers, environmentalists, and anyone who urinates.

Carol Steinfeld is a writer, urinal designer, and ecological wastewater consultant.

Malcolm Wells is a well-known illustrator and author specializing in underground architecture.

Carol Steinfeld is a writer, researcher, and program designer who specializes in ecological resource management solutions. She is the co-author of 3 books on wastewater management. As project director for Ecowaters, a nonprofit public information project, she conducts workshops worldwide.

Malcolm Wells is a well-known illustrator, draftsman, lecturer, cartoonist, columnist and the author of several books. Trained as an architect, Mac has been a tireless promoter of earth-sheltered houses for over 40 years.