Search Results - "Mantgem, Phillip"

Climatic stress increases forest fire severity across the western United States by van Mantgem, Phillip J., Nesmith, Jonathan C. B., Keifer, MaryBeth, Knapp, Eric E., Flint, Alan, Flint, Lorriane

“…Pervasive warming can lead to chronic stress on forest trees, which may contribute to mortality resulting from fire‐caused injuries. Longitudinal analyses of…”
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Crowding, climate, and the case for social distancing among trees by Furniss, Tucker J., Das, Adrian J., Mantgem, Phillip J., Stephenson, Nathan L., Lutz, James A.

“…In an emerging era of megadisturbance, bolstering forest resilience to wildfire, insects, and drought has become a central objective in many western forests…”
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Predictive accuracy of post‐fire conifer death declines over time in models based on crown and bole injury by Shearman, Timothy M., Varner, J. Morgan, Hood, Sharon M., Mantgem, Phillip J., Cansler, C. Alina, Wright, Micah

“…A key uncertainty of empirical models of post‐fire tree mortality is understanding the drivers of elevated post‐fire mortality several years following fire,…”
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Apparent climatically induced increase of tree mortality rates in a temperate forest by van Mantgem, Phillip J, Stephenson, Nathan L

“…We provide a first detailed analysis of long-term, annual-resolution demographic trends in a temperate forest. After tracking the fates of 21 338 trees in a…”
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Effects of postfire climate and seed availability on postfire conifer regeneration by Stewart, Joseph A. E., van Mantgem, Phillip J., Young, Derek J. N., Shive, Kristen L., Preisler, Haiganoush K., Das, Adrian J., Stephenson, Nathan L., Keeley, Jon E., Safford, Hugh D., Wright, Micah C., Welch, Kevin R., Thorne, James H.

“…Large, severe fires are becoming more frequent in many forest types across the western United States and have resulted in tree mortality across tens of…”
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The energy–water limitation threshold explains divergent drought responses in tree growth, needle length, and stable isotope ratios by Dudney, Joan, Latimer, Andrew M., Mantgem, Phillip, Zald, Harold, Willing, Claire E., Nesmith, Jonathan C. B., Cribbs, Jennifer, Milano, Elizabeth

“…Predicted increases in extreme droughts will likely cause major shifts in carbon sequestration and forest composition. Although growth declines during drought…”
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Widespread Increase of Tree Mortality Rates in the Western United States by van Mantgem, Phillip J, Stephenson, Nathan L, Byrne, John C, Daniels, Lori D, Franklin, Jerry F, Fulé, Peter Z, Harmon, Mark E, Larson, Andrew J, Smith, Jeremy M, Taylor, Alan H, Veblen, Thomas T

“…Persistent changes in tree mortality rates can alter forest structure, composition, and ecosystem services such as carbon sequestration. Our analyses of…”
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Long-term effects of prescribed fire on large tree growth in mixed conifer forests at Lassen Volcanic National Park, California by Wenderott, Zachary, van Mantgem, Phillip J., Wright, Micah C., Farris, Calvin A., Sherriff, Rosemary L.

“…•Growth trends for large conifers were dependent on precipitation and time since fire.•Recent average growth varied by crown ratio, local competition, and time…”
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Pre-fire drought and competition mediate post-fire conifer mortality in western U.S. National Parks by van Mantgem, Phillip J., Falk, Donald A., Williams, Emma C., Das, Adrian J., Stephenson, Nathan L.

“…Tree mortality is an important outcome of many forest fires. Extensive tree injuries from fire may lead directly to mortality, but environmental and biological…”
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Climatic correlates of tree mortality in water- and energy-limited forests by Das, Adrian J, Stephenson, Nathan L, Flint, Alan, Das, Tapash, van Mantgem, Phillip J

“…Recent increases in tree mortality rates across the western USA are correlated with increasing temperatures, but mechanisms remain unresolved. Specifically,…”
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Patterns of conifer invasion following prescribed fire in grasslands and oak woodlands of Redwood National Park, California by Mantgem, Phillip J., Wright, Micah C., Engber, Eamon A.

“…The invasion, or “encroachment,” of native conifers commonly occurs in the absence of frequent fire in deciduous woodlands and grasslands of the Pacific…”
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Forest turnover rates follow global and regional patterns of productivity by Stephenson, Nathan L, Mantgem, Phillip J

“…Using a global database, we found that forest turnover rates (the average of tree mortality and recruitment rates) parallel broad-scale patterns of net primary…”
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The contribution of competition to tree mortality in old-growth coniferous forests by Das, Adrian, Battles, John, Stephenson, Nathan L., van Mantgem, Phillip J.

“…▶ Competition is a significant contributor to tree mortality processes but does not appear to dominate those processes. ▶ Biotic agents appear to be an…”
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A large database supports the use of simple models of post-fire tree mortality for thick-barked conifers, with less support for other species by Cansler, C. Alina, Hood, Sharon M., van Mantgem, Phillip J., Varner, J. Morgan

“…Background Predictive models of post-fire tree and stem mortality are vital for management planning and understanding fire effects. Post-fire tree and stem…”
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Drought survival strategies differ between coastal and montane conifers in northern California by Robinson, Wallis, Kerhoulas, Lucy P., Sherriff, Rosemary L., Roletti, Gabriel, Mantgem, Phillip J.

“…Increasingly severe and prolonged droughts are contributing to tree stress and forest mortality across western North America. However, in many cases, we…”
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Does Prescribed Fire Promote Resistance to Drought in Low Elevation Forests of the Sierra Nevada, California, USA? by van Mantgem, Phillip J., Caprio, Anthony C., Stephenson, Nathan L., Das, Adrian J.

“…Prescribed fire is a primary tool used to restore western forests following more than a century of fire exclusion, reducing fire hazard by removing dead and…”
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Vegetation type conversion in the US Southwest: frontline observations and management responses by Guiterman, Christopher H., Gregg, Rachel M., Marshall, Laura A. E., Beckmann, Jill J., van Mantgem, Phillip J., Falk, Donald A., Keeley, Jon E., Caprio, Anthony C., Coop, Jonathan D., Fornwalt, Paula J., Haffey, Collin, Hagmann, R. Keala, Jackson, Stephen T., Lynch, Ann M., Margolis, Ellis Q., Marks, Christopher, Meyer, Marc D., Safford, Hugh, Syphard, Alexandra Dunya, Taylor, Alan, Wilcox, Craig, Carril, Dennis, Enquist, Carolyn A. F., Huffman, David, Iniguez, Jose, Molinari, Nicole A., Restaino, Christina, Stevens, Jens T.

“…Background Forest and nonforest ecosystems of the western United States are experiencing major transformations in response to land-use change, climate warming,…”
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Spatial Elements of Mortality Risk in Old-Growth Forests by Das, Adrian, Battles, John, van Mantgem, Phillip J., Stephenson, Nathan L.

“…For many species of long-lived organisms, such as trees, survival appears to be the most critical vital rate affecting population persistence. However, methods…”
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Growth, drought response, and climate‐associated genomic structure in whitebark pine in the Sierra Nevada of California by Mantgem, Phillip J., Milano, Elizabeth R., Dudney, Joan, Nesmith, Jonathan C. B., Vandergast, Amy G., Zald, Harold S. J.

“…Whitebark pine (Pinus albicaulis Engelm.) has experienced rapid population declines and is listed as threatened under the Endangered Species Act in the United…”
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Causes and implications of the correlation between forest productivity and tree mortality rates by Stephenson, Nathan L, van Mantgem, Phillip J, Bunn, Andrew G, Bruner, Howard, Harmon, Mark E, O'Connell, Kari B, Urban, Dean L, Franklin, Jerry F

“…At global and regional scales, tree mortality rates are positively correlated with forest net primary productivity (NPP). Yet causes of the correlation are…”
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