References 371Oliveira, P. S. and Marquis, R. J. (eds.) (2002).The Cerrados of Brazil: Ecology and Natural
History of a Neotropical Savanna.New York: Columbia University Press.
Olson, D. M.,et al.(2001). Terrestrial ecoregions of the world: a new map of life on
earth.BioScience, 51 , 933--38.
Omernik, J. M. (1987). Ecoregions of the conterminous United States.Annals of the
Association of American Geographers, 77 ,118--25.
O’Neill, R. V., De Angelis, D. L., Waide, J. B., and Allen, T. F. H. (1986).A Hierarchical
Concept of Ecosystems. Princeton, NJ: Princeton University Press.
Opdam, P., and Schotman, A. (1987). Small woods in rural landscape as habitat
islands for woodland birds.ActaOecologia/Oecologia Generalis, 8 ,269--74.
Opdam, P., Foppen, R. and Vos, C. (2002). Bridging the gap between ecology and
spatial planning in landscape ecology.Landscape Ecology, 16 ,767--79.
Opdam, P., van Apeldoorn, R., Schotman, A., and Kalkhoven, J. (1992). Population
responses to landscape fragmentation. In C. C. Vos and P. Opdam (eds.),
Landscape Ecology of a Stressed Environment. London: Chapman & Hall,
147--71.
Orr, D. W. (2002).The Nature of Design: Ecology, Culture, and Human Intention.New York:
Oxford University Press.
Orwin, C. S. and Orwin, C. S. (1967).The Open Fields.Oxford: Clarendon Press.
Osband, G. J. (1984).Managing Urban Forests. Cambridge, MA: Harvard University
Graduate School of Design, Penny White Student Project.
Owen, J. (1991).The Ecology of a Garden: The First Fifteen Years. Cambridge: Cambridge
University Press.
Ozawa, C. P. (2004).The Portland Edge: Challenges and Successes in Growing Communities.
Washington, DC: Island Press.
Pandell, R., Martin, J., and Fulton, W. (2002).Holding the Line: Urban Containment in the
United States.Washington, DC: Brookings Institution, Center on Urban and
Metropolitan Policy.
Parcde Collserola: Llibre Guia.(1997). Barcelona: Patronat Metropolita del Parc de
Collserola.
Park, C.-R. and Lee, W.-S. (2000). Relationship between species composition and area
in breeding birds of urban woods in Seoul, Korea.Landscape and Urban Planning,
51 , 29--36.
Parsons, K. C. and Schuyler, D. (2000).From Garden City to Greencity: The Legacy of
Ebenezer Howard.Baltimore, MD: Johns Hopkins University Press.
Parsons, K. C., Brown, S. C., Erwin, R. M.,et al.(2002).Waterbirds: Managing Wetlands
forWaterbirds: Integrated Approaches.Lawrence, KS, USA: Publication of the
Waterbird Society.
Patterson, M. (2002). Ecological production based pricing of biosphere processes.
Ecological Economics, 41 , 457--78.
Paul, M. J. and Meyer, J. L. (2001). Streams in an urban landscape.Annual Review of
Ecology and Systematics, 32 , 333--65.
Pauleit, S., Jones, N., Nyhuus, S., Pirnat, J., and Salbitano, F. (2005). Urban forest
resources in European cities. In C. C. Konijnendijk, K. Nilsson, T. B. Randrup,