Computing the world around us: Ecological Climatology. Concepts and Applications by G. Bonan. Cambridge University Press, 2002. £38.95, pbk (678 pages) ISBN 0 521 80476 0.: Ecological Climatology. Concepts and Applications by G. Bonan. Cambridge University Press, 2002. £38.95, pbk (678 pages) ISBN 0 521 80476 0.