Liquid
Gold -
The Lore and Logic of Using Urine to Grow Plants
By Carol Steinfeld
Illustrated by Malcolm Wells

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.