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Demographic processes and fire regimes interact to influence plant population persistence under changing climates

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DataONE2024-11-22 更新2025-04-26 收录
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Individual and interactive effects of changing climate and shifting fire regimes are influencing many plant species across the globe. Climate change will likely have significant impacts on plant population viability over time by altering environmental conditions and wildfire regimes as well as influencing species demographic traits. However, the outcomes of these complex interactions for different plant functional types under future climate conditions have been rarely examined. We used a proof-of-concept case-study approach to model multiple plant species across two functional plant types, obligate seeder, and facultative resprouter, to examine the interactive effects of demographic shifts and fire regime change on population persistence across two landscapes of over 7,000 km2 in temperate southeastern Australia. Our approach involves a novel combination of a fire regime simulation tool with a spatially explicit population viability analysis model. We simulated fire regimes under six di..., , , # Data from: Demographic processes and fire regimes interact to influence plant population persistence under changing climates [https://doi.org/10.5061/dryad.mkkwh717x](https://doi.org/10.5061/dryad.mkkwh717x) This dataset includes code and some example data. The code primarily relates to the STEPS analysis with code and functions.  ## Description of the data and file structure The folder structure is as follows:  ### **Grids -** \--> *severity:* Contains example fire severity layers for the Grampians and Blue Mountains regions for one year of fires as produced by the FROST model. These files could be replicated for every year of the simulation in order to run an example full analysis, or could be substituted with similar data e.g. a tif with the disturbance metric of choice. This is an input in the STEPS analysis.  Both files have the following attributes: * CRS= EPSG:3111 - GDA94/Vicgrid - pixel size= 180 by 180 meters * Values are between 1 to 5, 5 being the highest seve...
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2024-11-23
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