Search Results - "Geiser, Linda"

Impacts on tundra vegetation from heavy metal-enriched fugitive dust on National Park Service lands along the Red Dog Mine haul road, Alaska by Neitlich, Peter N, Berryman, Shanti, Geiser, Linda H, Mines, Anaka, Shiel, Alyssa E

“…The DeLong Mountain Transportation System (DMTS) haul road links the Red Dog Mine-one of the world's largest zinc mines-with a shipping port on the Chukchi Sea…”
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Conditional vulnerability of plant diversity to atmospheric nitrogen deposition across the United States by Simkin, Samuel M., Allen, Edith B., Bowman, William D., Clark, Christopher M., Belnap, Jayne, Brooks, Matthew L., Cade, Brian S., Collins, Scott L., Geiser, Linda H., Gilliam, Frank S., Jovan, Sarah E., Pardo, Linda H., Schulz, Bethany K., Stevens, Carly J., Suding, Katharine N., Throop, Heather L., Waller, Donald M.

“…Atmospheric nitrogen (N) deposition has been shown to decrease plant species richness along regional deposition gradients in Europe and in experimental…”
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Embracing Uncertainty and Probabilistic Outcomes for Ecological Critical Loads by Smith, Robert J., Ohlert, Timothy, Geiser, Linda H.

“…Species are a sensitive gauge of air quality only if the “signal” of their response to atmospheric deposition is properly distinguished from the “noise” of…”
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On-road emissions of ammonia: An underappreciated source of atmospheric nitrogen deposition by Fenn, Mark E., Bytnerowicz, Andrzej, Schilling, Susan L., Vallano, Dena M., Zavaleta, Erika S., Weiss, Stuart B., Morozumi, Connor, Geiser, Linda H., Hanks, Kenneth

“…We provide updated spatial distribution and inventory data for on-road NH3 emissions for the continental United States (U.S.) On-road NH3 emissions were…”
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Lichen-based critical loads for deposition of nitrogen and sulfur in US forests by Geiser, Linda H., Root, Heather, Smith, Robert J., Jovan, Sarah E., St Clair, Larry, Dillman, Karen L.

“…Critical loads are thresholds of atmospheric deposition below which harmful ecological effects do not occur. Because lichens are sensitive to atmospheric…”
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Epiphytic macrolichen indication of air quality and climate in interior forested mountains of the Pacific Northwest, USA by Root, Heather T., Geiser, Linda H., Jovan, Sarah, Neitlich, Peter

“…•We develop lichen bioindicators of N pollution in dry forests of the Pacific Northwest.•Lichen communities are positively related to monitored ambient N…”
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Trends in spatial patterns of heavy metal deposition on national park service lands along the Red Dog Mine haul road, Alaska, 2001-2006 by Neitlich, Peter N, Ver Hoef, Jay M, Berryman, Shanti D, Mines, Anaka, Geiser, Linda H, Hasselbach, Linda M, Shiel, Alyssa E

“…Spatial patterns of Zn, Pb and Cd deposition in Cape Krusenstern National Monument (CAKR), Alaska, adjacent to the Red Dog Mine haul road, were characterized…”
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Lichen-based critical loads for atmospheric nitrogen deposition in Western Oregon and Washington Forests, USA by Geiser, Linda H., Jovan, Sarah E., Glavich, Doug A., Porter, Matthew K.

“…Critical loads (CLs) define maximum atmospheric deposition levels apparently preventative of ecosystem harm. We present first nitrogen CLs for northwestern…”
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Effects of nitrogen deposition and empirical nitrogen critical loads for ecoregions of the United States by Pardo, Linda H, Fenn, Mark E, Goodale, Christine L, Geiser, Linda H, Driscoll, Charles T, Allen, Edith B, Baron, Jill S, Bobbink, Roland, Bowman, William D, Clark, Christopher M, Emmett, Bridget, Gilliam, Frank S, Greaver, Tara L, Hall, Sharon J, Lilleskov, Erik A, Liu, Lingli, Lynch, Jason A, Nadelhoffer, Knute J, Perakis, Steven S, Robin-Abbott, Molly J, Stoddard, John L, Weathers, Kathleen C, Dennis, Robin L

“…Human activity in the last century has led to a significant increase in nitrogen (N) emissions and atmospheric deposition. This N deposition has reached a…”
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Standardized naming convention and classification system for critical loads of nitrogen and sulfur deposition by Phelan, Jennifer, Bell, Michael D., Lynch, Jason A., Geiser, Linda H.

“…Critical loads (CLs) of atmospheric deposition have been used for multiple decades to assess the impacts of air pollutants on terrestrial and aquatic…”
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Air pollution and climate gradients in western Oregon and Washington indicated by epiphytic macrolichens by Geiser, Linda H., Neitlich, Peter N.

“…Human activity is changing air quality and climate in the US Pacific Northwest. In a first application of non-metric multidimensional scaling to a large-scale,…”
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Assessing Ecological Risks from Atmospheric Deposition of Nitrogen and Sulfur to US Forests Using Epiphytic Macrolichens by Geiser, Linda H., Nelson, Peter R., Jovan, Sarah E., Root, Heather T., Clark, Christopher M.

“…Critical loads of atmospheric deposition help decision-makers identify levels of air pollution harmful to ecosystem components. But when critical loads are…”
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Potential vulnerability of 348 herbaceous species to atmospheric deposition of nitrogen and sulfur in the United States by Clark, Christopher M., Simkin, Samuel M., Allen, Edith B., Bowman, William D., Belnap, Jayne, Brooks, Matthew L., Collins, Scott L., Geiser, Linda H., Gilliam, Frank S., Jovan, Sarah E., Pardo, Linda H., Schulz, Bethany K., Stevens, Carly J., Suding, Katharine N., Throop, Heather L., Waller, Donald M.

“…Atmospheric nitrogen and sulfur pollution increased over much of the United States during the twentieth century from fossil fuel combustion and industrial…”
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Epiphytic lichen indication of nitrogen deposition and climate in the northern rocky mountains, USA by McMurray, Jill A., Roberts, David W., Geiser, Linda H.

“…•A new method separates the influence of climate and pollution on lichens.•This method can be used on many biological community datasets.•The model can track…”
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A simple tool for estimating throughfall nitrogen deposition in forests of western North America using lichens by Root, Heather T., Geiser, Linda H., Fenn, Mark E., Jovan, Sarah, Hutten, Martin A., Ahuja, Suraj, Dillman, Karen, Schirokauer, David, Berryman, Shanti, McMurray, Jill A.

“…•Lichen N concentration is a cost-effective way to monitor N deposition.•Lichen N concentrations can be used to estimate throughfall N deposition.•Lichen…”
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Nitrogen‐induced terrestrial eutrophication: cascading effects and impacts on ecosystem services by Clark, Christopher M., Bell, Michael D., Boyd, James W., Compton, Jana E., Davidson, Eric A., Davis, Christine, Fenn, Mark E., Geiser, Linda, Jones, Laurence, Blett, Tamara F.

“…Human activity has significantly increased the deposition of nitrogen (N) on terrestrial ecosystems over pre‐industrial levels leading to a multitude of…”
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Using Epiphytic Lichens to Monitor Nitrogen Deposition Near Natural Gas Drilling Operations in the Wind River Range, WY, USA by McMurray, Jill A., Roberts, Dave W., Fenn, Mark E., Geiser, Linda H., Jovan, Sarah

“…Rapid expansion of natural gas drilling in Sublette County, WY (1999–present), has raised concerns about the potential ecological effects of enhanced…”
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Ecological Effects of Nitrogen Deposition in the Western United States by FENN, MARK E, BARON, JILL S, ALLEN, EDITH B, RUETH, HEATHER M, NYDICK, KOREN R, GEISER, LINDA, BOWMAN, WILLIAM D, SICKMAN, JAMES O, MEIXNER, THOMAS, JOHNSON, DALE W, NEITLICH, PETER

“…In the western United States vast acreages of land are exposed to low levels of atmospheric nitrogen (N) deposition, with interspersed hotspots of elevated N…”
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Epiphytic macrolichen communities correspond to patterns of sulfur and nitrogen deposition in the northeastern United States by Cleavitt, Natalie L, Hinds, James W, Poirot, Richard L, Geiser, Linda H, Dibble, Alison C, Leon, Bennet, Perron, Ralph, Pardo, Linda H

“…Atmospheric deposition of sulfur (S) and nitrogen (N) has decreased steadily in the northeastern U.S. since the federal 1970 Clean Air Act was passed, yet…”
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Forest lichen communities and environment–How consistent are relationships across scales? by Will-Wolf, Susan, Geiser, Linda H, Neitlich, Peter, Reis, Anne H

“…Question: How consistent are relationships of forest lichen community composition with environmental variables across geographic scales within region and…”
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