First Published in 2004. Written by one of the most highly regarded U.S. ecologists, this book presents basic ecological principles in a series of vignettes, illustrated by cartoons and simple diagrams, covering such subjects as growth, energy, ecological change, diversity, economics and technology, among others. Drawing upon essays written during a forty-year career as a teacher, research and ecologist, this volume about environmental literacy is written for the general reader and understandable at any level from grade school to senior citizen.