Search Results - "Harmon, Mark E."

Have product substitution carbon benefits been overestimated? A sensitivity analysis of key assumptions by Harmon, Mark E

“…Substitution of wood for more fossil carbon intensive building materials has been projected to result in major climate mitigation benefits often exceeding…”
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The role of woody detritus in biogeochemical cycles: past, present, and future by Harmon, Mark E.

“…Woody detritus (WD), created by mortality of trees and their associated parts, is an important component of forested ecosystems with roles in energy flow,…”
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Long-term litter decomposition controlled by manganese redox cycling by Keiluweit, Marco, Nico, Peter, Harmon, Mark E., Mao, Jingdong, Pett-Ridge, Jennifer, Kleber, Markus

“…Litter decomposition is a keystone ecosystem process impacting nutrient cycling and productivity, soil properties, and the terrestrial carbon (C) balance, but…”
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Land use strategies to mitigate climate change in carbon dense temperate forests by Law, Beverly E., Hudiburg, Tara W., Berner, Logan T., Kent, Jeffrey J., Buotte, Polly C., Harmon, Mark E.

“…Strategies to mitigate carbon dioxide emissions through forestry activities have been proposed, but ecosystem process-based integration of climate change,…”
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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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Release of coarse woody detritus-related carbon: a synthesis across forest biomes by Harmon, Mark E., Fasth, Becky G., Yatskov, Misha, Kastendick, Douglas, Rock, Joachim, Woodall, Christopher W.

“…Background Recent increases in forest tree mortality should increase the abundance coarse woody detritus (CWD) and ultimately lead to increased atmospheric…”
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Meeting GHG reduction targets requires accounting for all forest sector emissions by Hudiburg, Tara W, Law, Beverly E, Moomaw, William R, Harmon, Mark E, Stenzel, Jeffrey E

“…Atmospheric greenhouse gases (GHGs) must be reduced to avoid an unsustainable climate. Because carbon dioxide is removed from the atmosphere and sequestered in…”
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Simple three-pool model accurately describes patterns of long-term litter decomposition in diverse climates by ADAIR, E. CAROL, PARTON, WILLIAM J, DEL GROSSO, STEVEN J, SILVER, WHENDEE L, HARMON, MARK E, HALL, SONIA A, BURKE, INGRID C, HART, STEPHEN C

“…As atmospheric CO₂ increases, ecosystem carbon sequestration will largely depend on how global changes in climate will alter the balance between net primary…”
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A synthesis of current knowledge on forests and carbon storage in the United States by McKinley, Duncan C, Ryan, Michael G, Birdsey, Richard A, Giardina, Christian P, Harmon, Mark E, Heath, Linda S, Houghton, Richard A, Jackson, Robert B, Morrison, James F, Murray, Brian C, Pataki, Diane E, Skog, Kenneth E

“…Using forests to mitigate climate change has gained much interest in science and policy discussions. We examine the evidence for carbon benefits, environmental…”
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Global-Scale Similarities in Nitrogen Release Patterns During Long-Term Decomposition by Parton, William, Silver, Whendee L, Burke, Ingrid C, Grassens, Leo, Harmon, Mark E, Currie, William S, King, Jennifer Y, Adair, E. Carol, Brandt, Leslie A, Hart, Stephen C, Fasth, Becky

“…Litter decomposition provides the primary source of mineral nitrogen (N) for biological activity in most terrestrial ecosystems. A 10-year decomposition…”
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Controls on long-term root and leaf litter decomposition in neotropical forests by CUSACK, DANIELA F, CHOU, WENDY W, YANG, WENDY H, HARMON, MARK E, SILVER, WHENDEE L

“…Litter decomposition represents one of the largest annual fluxes of carbon (C) from terrestrial ecosystems, particularly for tropical forests, which are…”
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Combustion of Aboveground Wood from Live Trees in Megafires, CA, USA by Mark E. Harmon, Chad T. Hanson, Dominick A. DellaSala

“…Biomass combustion is a major biogeochemical process, but uncertain in magnitude. We examined multiple levels of organization (twigs, branches, trees, stands,…”
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Mortality in Forested Ecosystems: Suggested Conceptual Advances by Mark E. Harmon, David M. Bell

“…Mortality of trees is an important ecological process altering forest structure and function as well as influencing forest management decisions. Recent…”
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Long-term patterns of mass loss during the decomposition of leaf and fine root litter: an intersite comparison by HARMON, MARK E, SILVER, WHENDEE L, FASTH, BECKY, CHEN, HUA, BURKE, INGRID C, PARTON, WILLIAM J, HART, STEPHEN C, CURRIE, WILLIAM S

“…Decomposition is a critical process in global carbon cycling. During decomposition, leaf and fine root litter may undergo a later, relatively slow phase; past…”
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Evaluating carbon storage, timber harvest, and habitat possibilities for a Western Cascades (USA) forest landscape by Kline, Jeffrey D., Harmon, Mark E., Spies, Thomas A., Morzillo, Anita T., Pabst, Robert J., McComb, Brenda C., Schnekenburger, Frank, Olsen, Keith A., Csuti, Blair, Vogeler, Jody C.

“…Forest policymakers and managers have long sought ways to evaluate the capability of forest landscapes to jointly produce timber, habitat, and other ecosystem…”
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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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Carbon stocks and accumulation rates in Pacific Northwest forests: role of stand age, plant community, and productivity by Gray, Andrew N., Whittier, Thomas R., Harmon, Mark E.

“…Abstract Forest ecosystems are removing significant amounts of carbon from the atmosphere. Both abiotic resource availability and biotic interactions during…”
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Long-term dynamics of pine and hardwood litter in contrasting environments: toward a global model of decomposition by Gholz, Henry L., Wedin, David A., Smitherman, Stephen M., Harmon, Mark E., Parton, William J.

“…Summary We analysed data on mass loss after five years of decomposition in the field from both fine root and leaf litters from two highly contrasting trees,…”
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Estimating heterotrophic respiration at large scales: challenges, approaches, and next steps by Bond‐Lamberty, Ben, Epron, Daniel, Harden, Jennifer, Harmon, Mark E., Hoffman, Forrest, Kumar, Jitendra, David McGuire, Anthony, Vargas, Rodrigo

“…Abstract Heterotrophic respiration (HR), the aerobic and anaerobic processes mineralizing organic matter, is a key carbon flux but one impossible to measure at…”
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Uncertainty analysis: an evaluation metric for synthesis science by Harmon, Mark E, Fasth, Becky, Halpern, Charles B, Lutz, James A

“…The methods for conducting reductionist ecological science are well known and widely used. In contrast, those used in the synthesis of ecological science…”
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