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By Julie L. Lockwood, Michael L. McKinney

Biological homogenization is the dominant technique shaping the longer term international biosphere. As international transportation turns into speedier and extra common, it truly is inevitable that biotic intermixing increases. distinct neighborhood biotas turns into extinct purely to get replaced by way of already common biotas which may tolerate human actions. This method is affecting all facets of our global: language, economies, and ecosystems alike. the last word final result is the lack of strong point and the expansion of uniformity. during this approach, speedy foodstuff eating places exist in Moscow and Java Sparrows breed on Hawaii.
organic homogenization qualifies as a world environmental disaster. The Earth hasn't ever witnessed the sort of vast and whole reorganization of species distributions.

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De\court, H. R. and P. A. De\court. 1991. Quaternary ecology: A paleoecological perspective. Chapman and Hall, London. A. R. De\court. 1987. Long-term forest dynamics of the temperate zone. Springer-Verlag, New York. di Castri, F. 1989. History of biological invasions with special emphasis on the Old World. In: Biological Invasions: a global perspective (J. A. Drake, H. A. Mooney, F. di Castri, R. H. Groves, F. 1. Kruger, M. Rejmanek, and M. ), John Wiley & Sons, Chichester, Pp: 1-30. Elias, S.

In California, the ranking of the sites in order of increasing urbanization was biological preserve, open-space reserve, golf course, residential area, office park, and business district. In Ohio, the ranking of the sites was identical except that exactly half of the respondents ranked the apartment complexes and half ranked the business district as most urban. Land cover data (Figure 1) suggest that the business district is the more urban site (Blair 1996, Gering and Blair 1999). The assessments of land cover revealed unimodal distributions of percentage area covered by buildings, pavement, lawn, grassland, and trees and shrubs along the urbanization gradient (Figure 1).

Such studies will nicely complement other approaches to the same problem that have successfully integrated neontological and paleontological data (Rosenzweig 1995; Brown and Lomolino 1998; McKinney 1998). REFERENCES Bennett, K. D. 1986. The rate of spread and population increase of forest trees during the postglacial. Philosophical Transactions of the Royal Society, London B 314:523-531. B. 1989. Holocene isochrone maps and patterns of tree-spreading in the British Isles. Journal of Biogeography 16:503-40.

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