Great uncertainty typically surrounds decisions and management actions in the conservation of biodiversity and natural resource management, and yet there are risks of serious and irreversible harm for both biodiversity and the humans that rely on it. The Precautionary Principle underlies all international conservation efforts and entails acting to avoid serious or irreversible environmental harm, despite lack of scientific certainty as to the likelihood, magnitude or cause of harm. This book, the first to examine the application of the Precautionary Principle to conservation, analyses how it...