Výsledky vyhľadávania - "Safford, Hugh D."

Linking knowledge to action: the role of boundary spanners in translating ecology Autor Safford, Hugh D, Sawyer, Sarah C, Kocher, Susan D, Hiers, J Kevin, Cross, Molly

“…One of the most effective ways to foster the co-production of ecological knowledge by producers and users, as well as encouraging dialogue between them, is to…”
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The fire frequency-severity relationship and the legacy of fire suppression in California forests Autor Steel, Zachary L, Safford, Hugh D, Viers, Joshua H

“…Fire is one of the most important natural disturbance processes in the western United States and ecosystems differ markedly with respect to their ecological…”
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Climate change and California's terrestrial biodiversity Autor Harrison, Susan, Franklin, Janet, Hernandez, Rebecca R, Ikegami, Makihiko, Safford, Hugh D, Thorne, James H

“…In this review and synthesis, we argue that California is an important test case for the nation and world because terrestrial biodiversity is very high,…”
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Forest disturbance accelerates thermophilization of understory plant communities Autor Stevens, Jens T, Safford, Hugh D, Harrison, Susan, Latimer, Andrew M, Gilliam, Frank

“…Climate change is likely to shift plant communities towards species from warmer regions, a process termed ‘thermophilization’. In forests, canopy disturbances…”
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Predicting conifer establishment post wildfire in mixed conifer forests of the North American Mediterranean‐climate zone Autor Welch, Kevin R., Safford, Hugh D., Young, Truman P.

“…Due to fire suppression policies, timber harvest, and other management practices over the last century, many low‐ to mid‐elevation forests in semiarid parts of…”
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Using LiDAR to develop high-resolution reference models of forest structure and spatial pattern Autor Wiggins, Haley L., Nelson, Cara R., Larson, Andrew J., Safford, Hugh D.

“…•LiDAR can be used to accurately quantify overstory structure and pattern at tree-neighborhood, stand, and landscape scales.•Forest structure and spatial…”
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High fire frequency in California chaparral reduces postfire shrub regeneration and native plant diversity Autor Grupenhoff, Ashley R., Safford, Hugh D.

“…Fire is crucial for maintaining species diversity and resilience in fire‐adapted shrublands of the world's Mediterranean climate zones (MCZs), which include…”
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Drivers of California’s changing wildfires: a state-of-the-knowledge synthesis Autor MacDonald, Glen, Wall, Tamara, Enquist, Carolyn A. F., LeRoy, Sarah R., Bradford, John B., Breshears, David D., Brown, Timothy, Cayan, Daniel, Dong, Chunyu, Falk, Donald A., Fleishman, Erica, Gershunov, Alexander, Hunter, Molly, Loehman, Rachel A., van Mantgem, Phillip J., Middleton, Beth Rose, Safford, Hugh D., Schwartz, Mark W., Trouet, Valerie

“…Over the past four decades, annual area burned has increased significantly in California and across the western USA. This trend reflects a confluence of…”
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Wildfire facilitates upslope advance in a shade‐intolerant but not a shade‐tolerant conifer Autor Brodie, Emily G., Stewart, Joseph A. E., Winsemius, Sara, Miller, Jesse E. D., Latimer, Andrew M., Safford, Hugh D.

“…Wildfires may facilitate climate tracking of forest species moving upslope or north in latitude. For subalpine tree species, for which higher elevation habitat…”
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The impacts of climate change on ecosystem services in southern California Autor Underwood, Emma C., Hollander, Allan D., Safford, Hugh D., Kim, John B., Srivastava, Lorie, Drapek, Ray J.

“…•Water runoff will change the most out of five services under future climates.•One-third of high biodiversity areas are threatened by high change in…”
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High‐severity fire drives persistent floristic homogenization in human‐altered forests Autor Weeks, JonahMaria, Miller, Jesse E. D., Steel, Zachary L., Batzer, Evan E., Safford, Hugh D.

“…Ecological disturbance regimes across the globe are being altered via direct and indirect human influences. Biodiversity loss at multiple scales can be a…”
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Improved aboveground biomass estimation and regional assessment with aerial lidar in California’s subalpine forests Autor Winsemius, Sara, Babcock, Chad, Kane, Van R., Bormann, Kat J., Safford, Hugh D., Jin, Yufang

“…Background Understanding the impacts of climate change on forest aboveground biomass is a high priority for land managers. High elevation subalpine forests…”
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Multidimensional evaluation of managed relocation Autor Richardson, David M, Hellmann, Jessica J, McLachlan, Jason S, Sax, Dov F, Schwartz, Mark W, Gonzalez, Patrick, Brennan, E Jean, Camacho, Alejandro, Root, Terry L, Sala, Osvaldo E, Schneider, Stephen H, Ashe, Daniel M, Clark, Jamie Rappaport, Early, Regan, Etterson, Julie R, Fielder, E Dwight, Gill, Jacquelyn L, Minteer, Ben A, Polasky, Stephen, Safford, Hugh D, Thompson, Andrew R, Vellend, Mark

“…Managed relocation (MR) has rapidly emerged as a potential intervention strategy in the toolbox of biodiversity management under climate change. Previous…”
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Average Stand Age from Forest Inventory Plots Does Not Describe Historical Fire Regimes in Ponderosa Pine and Mixed-Conifer Forests of Western North America Autor Stevens, Jens T., Safford, Hugh D., North, Malcolm P., Fried, Jeremy S., Gray, Andrew N., Brown, Peter M., Dolanc, Christopher R., Dobrowski, Solomon Z., Falk, Donald A., Farris, Calvin A., Franklin, Jerry F., Fulé, Peter Z., Hagmann, R. Keala, Knapp, Eric E., Miller, Jay D., Smith, Douglas F., Swetnam, Thomas W., Taylor, Alan H.

“…Quantifying historical fire regimes provides important information for managing contemporary forests. Historical fire frequency and severity can be estimated…”
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Assisted gene flow in the context of large‐scale forest management in California, USA Autor Young, Derek J. N., Blush, Thomas D., Landram, Michael, Wright, Jessica W., Latimer, Andrew M., Safford, Hugh D.

“…As climate changes, locally adapted tree populations may become maladapted to the sites in which they presently occur. When natural adaptive processes are…”
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Climate change impacts on hydrological services in southern California Autor Underwood, Emma C, Hollander, Allan D, Flint, Lorraine E, Flint, Alan L, Safford, Hugh D

“…Water availability is one of the most critical issues facing southern California. Consequently, the role and management of intact watersheds on public lands…”
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‘Mind the Gap’—reforestation needs vs. reforestation capacity in the western United States Autor Dobrowski, Solomon Z., Aghai, Matthew M., Chichilnisky du Lac, Ariella, Downer, Rebecca, Fargione, Joseph, Haase, Diane L., Hoecker, Tyler, Kildisheva, Olga A., Murdoch, Alix, Newman, Shaw, North, Malcolm, Saksa, Phil, Sjoholm, Matt, Baribault, Tom, Buonanduci, Michele S., Chambers, Marin E., Gonzales-Kramer, Lisa, Harvey, Brian J., Hurteau, Matthew D., Loevner, Jonathan, Safford, Hugh D., Sloan, Joshua

“…Tree establishment following severe or stand-replacing disturbance is critical for achieving U.S. climate change mitigation goals and for maintaining the…”
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Disturbance response across a productivity gradient: postfire vegetation in serpentine and nonserpentine forests Autor DeSiervo, Melissa H, Jules, Erik S, Safford, Hugh D

“…Disturbances such as wildfire play a major role in the diversity, structure and composition of plant communities, however, little is known about the…”
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Nucleation sites and forest recovery under high shrub competition Autor Ursell, Tara, Safford, Hugh D.

“…Forests currently face numerous stressors, raising questions about processes of forest recovery as well as the role of humans in stimulating recovery by…”
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Regional and local species richness in an insular environment: serpentine plants in California Autor Harrison, Susan, Safford, Hugh D., Grace, James B., Viers, Joshua H., Davies, Kendi F.

“…We asked how the richness of the specialized (endemic) flora of serpentine rock outcrops in California varies at both the regional and local scales. Our study…”
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