Search Results - "Walters, Brian F."

The effects of imperfect reference data on remote sensing-assisted estimators of land cover class proportions by McRoberts, Ronald E., Stehman, Stephen V., Liknes, Greg C., Næsset, Erik, Sannier, Christophe, Walters, Brian F.

“…The gain-loss approach for greenhouse gas inventories requires estimates of areas of human activity and estimates of emissions per unit area for each activity…”
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Effects of outliers on remote sensing‐assisted forest biomass estimation: A case study from the United States national forest inventory by Knott, Jonathan A., Liknes, Greg C., Giebink, Courtney L., Oh, Sungchan, Domke, Grant M., McRoberts, Ronald E., Quirino, Valquiria F., Walters, Brian F.

“…Large‐scale ecological sampling networks, such as national forest inventories (NFIs), collect in situ data to support biodiversity monitoring, forest…”
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Land use change and forest management effects on soil carbon stocks in the Northeast U.S by Nave, Lucas E., DeLyser, Kendall, Domke, Grant M., Holub, Scott M., Janowiak, Maria K., Keller, Adrienne B., Peters, Matthew P., Solarik, Kevin A., Walters, Brian F., Swanston, Christopher W.

“…Background In most regions and ecosystems, soils are the largest terrestrial carbon pool. Their potential vulnerability to climate and land use change,…”
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Using matrix models to estimate aboveground forest biomass dynamics in the eastern USA through various combinations of LiDAR, Landsat, and forest inventory data by Ma, Wu, Domke, Grant M, D'Amato, Anthony W, Woodall, Christopher W, Walters, Brian F, Deo, Ram K

“…The ability to harmonize data sources with varying temporal, spatial, and ecosystem measurements (e.g. forest structure to soil organic carbon) for creation of…”
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From Models to Measurements: Comparing Downed Dead Wood Carbon Stock Estimates in the U.S. Forest Inventory by Domke, Grant M, Woodall, Christopher W, Walters, Brian F, Smith, James E, Bond-Lamberty, Ben

“…The inventory and monitoring of coarse woody debris (CWD) carbon (C) stocks is an essential component of any comprehensive National Greenhouse Gas Inventory…”
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Tree planting has the potential to increase carbon sequestration capacity of forests in the United States by Domke, Grant M., Oswalt, Sonja N., Walters, Brian F., Morin, Randall S.

“…Several initiatives have been proposed to mitigate forest loss and climate change through tree planting as well as maintaining and restoring forest ecosystems…”
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rFIA: An R package for estimation of forest attributes with the US Forest Inventory and Analysis database by Stanke, Hunter, Finley, Andrew O., Weed, Aaron S., Walters, Brian F., Domke, Grant M.

“…Forest Inventory and Analysis (FIA) is a US Department of Agriculture Forest Service program that aims to monitor changes in forests across the US. FIA hosts…”
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Spatial modeling of litter and soil carbon stocks on forest land in the conterminous United States by Cao, Baijing, Domke, Grant M., Russell, Matthew B., Walters, Brian F.

“…Forest ecosystems contribute substantially to carbon (C) storage. The dynamics of litter decomposition, translocation and stabilization into soil layers are…”
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Reforestation can sequester two petagrams of carbon in US topsoils in a century by Nave, Lucas E., Domke, Grant M., Hofmeister, Kathryn L., Mishra, Umakant, Perry, Charles H., Walters, Brian F., Swanston, Christopher W.

“…Soils are Earth’s largest terrestrial carbon (C) pool, and their responsiveness to land use and management make them appealing targets for strategies to…”
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The shelf-life of airborne laser scanning data for enhancing forest inventory inferences by McRoberts, Ronald E., Chen, Qi, Gormanson, Dale D., Walters, Brian F.

“…The term shelf-life is used to characterize the elapsed time beyond which a commodity loses its usefulness. The term is most often used with reference to foods…”
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The effects of global positioning system receiver accuracy on airborne laser scanning-assisted estimates of aboveground biomass by McRoberts, Ronald E., Chen, Qi, Walters, Brian F., Kaisershot, Daniel J.

“…National forest inventories routinely report estimates of parameters related to aboveground biomass (AGB), but sample sizes are often insufficient to satisfy…”
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Interactions between white-tailed deer density and the composition of forest understories in the northern United States by Russell, Matthew B., Woodall, Christopher W., Potter, Kevin M., Walters, Brian F., Domke, Grant M., Oswalt, Christopher M.

“…•We investigate deer density and understory composition across the northern US.•Tree seedling abundance decreased when density was above 5.8deerkm2.•The number…”
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Disturbance and management effects on forest soil organic carbon stocks in the Pacific Northwest by Nave, Lucas E., DeLyser, Kendall, Domke, Grant M., Holub, Scott M., Janowiak, Maria K., Kittler, Brian, Ontl, Todd A., Sprague, Eric, Sucre, Eric B., Walters, Brian F., Swanston, Christopher W.

“…Carbon (C)‐informed forest management requires understanding how disturbance and management influence soil organic carbon (SOC) stocks at scales relevant to…”
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Estimating litter carbon stocks on forest land in the United States by Domke, Grant M., Perry, Charles H., Walters, Brian F., Woodall, Christopher W., Russell, Matthew B., Smith, James E.

“…Forest ecosystems are the largest terrestrial carbon sink on earth, with more than half of their net primary production moving to the soil via the…”
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Statistical inference for remote sensing-based estimates of net deforestation by McRoberts, Ronald E., Walters, Brian F.

“…Statistical inference requires expression of an estimate in probabilistic terms, usually in the form of a confidence interval. An approach to constructing…”
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Using a Finer Resolution Biomass Map to Assess the Accuracy of a Regional, Map-Based Estimate of Forest Biomass by McRoberts, Ronald E., Næsset, Erik, Liknes, Greg C., Chen, Qi, Walters, Brian F., Saatchi, Sassan, Herold, Martin

“…National greenhouse gas inventories often use variations of the gain – loss approach whereby emissions are estimated as the products of estimates of areas of…”
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Carbon stocks and stock change on federal forest lands of the United States by Smith, James E., Domke, Grant M., Nichols, Michael C., Walters, Brian F.

“…Forest land in the United States offsets more than 11% of total domestic greenhouse gas emissions each year through growth of live woody biomass and…”
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Insect and Disease Disturbances Correlate With Reduced Carbon Sequestration in Forests of the Contiguous United States by Quirion, Brendan R., Domke, Grant M., Walters, Brian F., Lovett, Gary M., Fargione, Joseph E., Greenwood, Leigh, Serbesoff-King, Kristina, Randall, John M., Fei, Songlin

“…Major efforts are underway to harness the carbon sequestration capacity of forests to combat global climate change. However, tree damage and death associated…”
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Refined forest land use classification with implications for United States national carbon accounting by Coulston, John W., Woodall, Christopher W., Domke, Grant M., Walters, Brian F.

“…•We develop models to employ an international forest land use definition in the US.•We examined the impacts of this change on estimates of carbon stocks and…”
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Strategies to compensate for the effects of nonresponse on forest carbon baseline estimates from the national forest inventory of the United States by Domke, Grant M., Woodall, Christopher W., Walters, Brian F., McRoberts, Ronald E., Hatfield, Mark A.

“…•Comparison of approaches to compensate for nonresponse in the FIA program.•Nonresponse on private forest land varied by state: WI (3.4%), MN (6.1%), MI…”
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