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Comentario sobre "El espacio sin carreteras de los Estados Unidos contermino"
Evan H Girvetz1, Jochen A G Jaeger, James H Thorne
1Road Ecology Center, University of California, One Shields Avenue, Davis, CA 95616, USA. girvetz@u.washington.edu
Science (New York, N.Y.)
|November 24, 2007
Resumen
La métrica de volumen sin carreteras (RV) para los patrones de paisaje puede no reflejar con precisión la conectividad ecológica. Se dispone de métricas paisajísticas más ecológicamente relevantes para la planificación de la conservación.
Área de la Ciencia:
- Ecología Ecología Ecología.
- Ecología del paisaje Ecología del paisaje.
- Ciencias de la Conservación Ciencias de la Conservación.
Sus antecedentes:
- La métrica de volumen sin carreteras (RV) se introdujo para cuantificar los patrones del paisaje.
- Las métricas de paisaje existentes, incluida la RV, a menudo carecen de una consideración explícita de los procesos ecológicos.
Objetivo del estudio:
- Para evaluar la relevancia ecológica de la métrica de volumen sin carreteras (RV).
- Para demostrar posibles inconsistencias entre la conectividad RV y el paisaje.
- Identificar métricas más adecuadas para las evaluaciones ecológicas.
Principales métodos:
- Análisis de la aplicación de la métrica del volumen sin carreteras (RV).
- Comparación de los resultados de RV con los principios de conectividad ecológica.
- Evaluación de métricas alternativas de patrones de paisaje.
Principales resultados:
- La métrica de volumen sin carreteras (RV) puede dar resultados que contradicen la conectividad del paisaje.
- RV no tiene suficientemente en cuenta los procesos ecológicos en el análisis del paisaje.
Conclusiones:
- La métrica de volumen sin carreteras (RV) tiene limitaciones para evaluar la conectividad ecológica.
- Las métricas de paisaje alternativas, más ecológicamente relevantes, deben ser priorizadas para la conservación y la investigación.
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