Communities and Ecosystems [antikvár]

Introduction Co uavaauvaAv^ In northern California and southern Oregon there are forests like no others—the great coastal redwood forests. Some twenty-five years ago, this writer was drawn to study part of the ecology of these forests—their species composition and relation to other kinds of forests, their variation with topographic position and the climatic gradient from the fog belt inland, their evolutionary history and relation to the mixed, ancient forests that occurred across the continent in Tertiary time, and their dimensions compared with those of other forests. A redwood forest is a natural community, ^ assemblage of populations of plants, ani- mals, bacteria, and fungi that live in an environment and