Ecotopia,” which was published in 1975 and foreshadowed the environmental movement.
In this book Ecology: a pocket guide, published by the University of California Press in 1998, Mr. Callenbach
"provides a pocket-sized introduction to the wonderful complexity of life
on Earth--and our part in it. In 60 information-packed entries, the
author uses everyday, nontechnical language to explain basic ecological
New York Times obituary by Dennis Hevesi