Download scientific diagram | Sitios de estudio en el bosque tropical perennifolio de México (Inventario Nacional Forestal, ) from publication. DIVERSIDAD DE FRUTOS DE LOS ÁRBOLES DEL BOSQUE TROPICAL PERENNIFOLIO. DE MÉXICO. Acta Botánica Mexicana, núm. 90, , pp. Key words: cloud forest, coniferous forest, GARP, tropical evergreen forest, bosque mesófilo de montaña, bosque tropical perennifolio, GARP, Veracruz.
|Published (Last):||24 December 2009|
|PDF File Size:||13.99 Mb|
|ePub File Size:||11.37 Mb|
|Price:||Free* [*Free Regsitration Required]|
Ecosistemas de México – Selvas húmedas
Projected climate change effects on Rocky Mountain and great plain birds: In the case of the coniferous forest, we found a likely shift towards lower elevation in to m. Ferreira de Siqueira, M. Given that the physiology of these plants has a high synchrony with temperature and also a high requirement of adequate moisture throughout the year, species in the humid tropics may probably have a limited ability to acclimate to global warming Deutsch et al.
This is an evolutionary computational algorithm which has been tropidal tested on the prediction of the geographical distribution tropcal species Anderson et al. Perenniifolio distributions of Mexican birds using ecological niche modelling methods. Among a wide variety of algorithms that are currently available Elith et al.
Reactivado en febrero de Very high resolution interpolated climate surfaces for global land areas.
Climate change meets habitat fragmentation: Precipitation ranges from less than millimeters mm per year in some places in the north to about mm in the south. It should facilitate the preservation of species currently comprising natural communities, by allowing fast movement so they can quickly colonize and establish in new geographical areas, and there they can continue evolving.
The loss or reduction of the current dominant species or of those that characterize each vegetation type might take place, but the vegetation phenology will largely remain. Hence, another potential consequence may be the modification of the assemblages of species by the changing ambient conditions.
Recibido en junio de Modeled climate change effects on distributions of Canadian butterfly species. Ecological niche conservatism and Pleistocene refugia in the Thrush-like Mourner, Schiffornis sp. Finally, the selected species were considered characteristic frequent in bosqus case of tropical evergreen forest or non-dominant associated that we regarded representative of each vegetation type, according to the literature reviewed.
Based on the Ecological Niche Modelling approach, we developed potential future distribution ranges of the major components of the main vegetation types in the state of Veracruz and surroundings areas. They also noted that the tropical evergreen forest may show an increase in its surface in the future. The references used for this purpose were: Although MAXENT is another algorithm commonly used, the differences between these two algorithms should not be a cause for concern Tsoar et al.
These forecasts, beyond coincidence with our results, are interesting because they highlight the new interactions that plant communities are likely to face in the near future. Finally, to assess possible future impact of the vegetation types studied here, we contrasted the map of vegetation and land use of the state of Veracruz Castillo-Campos et al.
Long distance plant dispersal and habitat fragmentation: Ecological niche modeling ENM Gosque generates a niche model for a bosue, aiming to characterize the environmental conditions under which it is estimated that the species should be able to thrive.
If we would like to encourage the preservation of any kind of vegetation, we should consider changes in land use as well as the distance and the barriers that the composing species must overcome in order to be able to colonize and settle in new areas. We analyzed the geographical and ecological patterns of change in a group of 51 characteristic species commonly associated to tropical evergreen forest, coniferous forest and cloud forest present in Veracruz.
Maximum entropy modeling of species geographic distributions. The fourth report of the Intergovernmental Panel on Climate Change Anonymous, recognizes human activities as the main causes of global warming, provides high certainty for its existence and establishes that its effects are already under way. Foresta Veracruzana 6 2: The substantial reduction in potential distribution of tropical evergreen forest in the region of Veracruz byas well as in the neighboring states, suggests that changes in temperature and precipitation could be excessive for the physiological tolerance of thermophilic species.
Climate change and effects on vegetation in Veracruz, Mexico: The GARP modelling system: Finally, the average values of the coverage of all vegetation types, as projected from present conditions towards those expected inthroughout the region of Veracruz and neighboring states, suggest an overall latitudinal shift southwards, although showing different levels of magnitude for each vegetation type.
Mexico is a region where biotas of Nearctic and Neotropical origin are mixed. Designing landscapes and seascapes for change. One consequence of this has been an increase of discrepancies on the predictions of the future distribution of forests in Mexico and thus on the various possible levels of impact that will have climate change on the different vegetation types in the country.
Even if the plant species retain their ability to produce fertile propagules, it will be necessary to maintain corridors to facilitate the dispersion towards new climatic zones. To produce a delimitation of the coniferous and cloud forests maps, we used the species considered as dominant to generate a consensus map with the sum of these species, whereas perennofolio the remaining non-dominant species we generated the other consensus map.
Diversidad de frutos de los arboles del bosque tropical perennifolio de Mexico.
A comparative evaluation of presence-only methods for modeling species distribution. It is noteworthy that Quercus laurina is the only species of this group that could find better conditions for its sustained presence within Veracruz by Table 3.
METHOD Selection of species and vegetation types We generated a list of plant species mainly trees dominant and characteristic of either coniferous forest, cloud forest or tropical evergreen forest lerennifolio a thorough review of literature about the vegetation of the state of Veracruz.
This environmental variation makes Veracruz one of the most biologically diverse states in the country. In the case of the tropical evergreen forest, the overlap of the consensus maps was similar but for this vegetation type, all species were considered the same in terms of their dominance.
Tfopical of them likely will not encounter right conditions for their survival within the limits of Veracruz. Historia natural de Los Tuxtlas.
Bosque Tropical Perennifolio de México
A simulation of biomes on the Tibetan Plateau and their responses to global climate change. For instance, its ability to encompass their life cycle, as well as their opportunity to interact with pollinators and dispersers. Consequences of global climate change for geographic distributions of Cerrado tree species.