Some ecosystem management plans established by state and federal agencies have begun to shift their focus away from single-species conservation to a broader goa

This book explores that idea, building a narrative around the concept of rarity and its implications both for our understanding of how the natural world works,

Nearly 700 species of plants may become extinct by the year 2000. Faced with this overwhelming prospect, plant conservationists must take advantage of every tec

All life depends on plants but they are often taken for granted in our everyday lives. It is easy to ignore the fact that we are facing a crisis, with scientist