Search Results - "Verbyla, D."

Methane bubbling from Siberian thaw lakes as a positive feedback to climate warming by Walter, K M, Zimov, S A, Chanton, J P, Verbyla, D, Chapin, 3rd, F S

“…Large uncertainties in the budget of atmospheric methane, an important greenhouse gas, limit the accuracy of climate change projections. Thaw lakes in North…”
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Evaluation of remotely sensed indices for assessing burn severity in interior Alaska using Landsat TM and ETM by Epting, Justin, Verbyla, David, Sorbel, Brian

“…We evaluated 13 remotely sensed indices across four wildfire burn sites in interior Alaska. The indices included single bands, band ratios, vegetation indices,…”
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Estimating post-fire organic soil depth in the Alaskan boreal forest using the Normalized Burn Ratio by Verbyla, D., Lord, R.

“…As part of a long-term moose browse/fire severity study, we used the Normalized Burn Ratio (NBR) with historic Landsat Thematic Mapper (TM) imagery to estimate…”
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Assessment of the MODIS Leaf Area Index Product (MOD15) in Alaska by Verbyla, D. L.

“…The Moderate Resolution Imaging Spectroradiometer (MODIS) Leaf Area Index (LAI) Product (MOD15A2) was evaluated for the growing seasons of 2000 through 2004 in…”
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Assessment of Snow-Cover Mapping Accuracy in a Variety of Vegetation-Cover Densities in Central Alaska by Hall, D.K., Foster, J.L., Verbyla, D.L., Klein, A.G., Benson, C.S.

“…Field and aircraft measurements were acquired in April 1995 in central Alaska to map snow cover with MODIS Airborne Simulator (MAS) data, acquired from…”
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Bias in land cover change estimates due to misregistration by Verbyla, D. L., Boles, S. H.

“…Land cover change may be overestimated due to positional error in multi-temporal images. To assess the potential magnitude of this bias, we introduced random…”
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Comparison of Three AVHRR-Based Fire Detection Algorithms for Interior Alaska by Boles, Stephen H, Verbyla, David L

“…Three satellite fire detection models (threshold, contextual, and fuel mask) were compared and evaluated using National Oceanographic and Atmospheric…”
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A test of detecting spring leaf flush within the Alaskan boreal forest using ERS-2 and Radarsat SAR data by Verbyla, D. L.

“…This study tests whether ERS-2 and Radarsat Standard Beam SAR data could be used to detect spring green-up of broadleaf forests on floodplains in interior…”
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Positive biodiversity-productivity relationship predominant in global forests by Liang, Jingjing, Crowther, Thomas W., Picard, Nicolas, Wiser, Susan, Zhou, Mo, Alberti, Giorgio, Schulze, Ernst-Detlef, McGuire, A. David, Bozzato, Fabio, Pretzsch, Hans, de-Miguel, Sergio, Paquette, Alain, Hérault, Bruno, Scherer-Lorenzen, Michael, Barrett, Christopher B., Glick, Henry B., Hengeveld, Geerten M., Nabuurs, Gert-Jan, Pfautsch, Sebastian, Viana, Helder, Vibrans, Alexander C., Ammer, Christian, Schall, Peter, Verbyla, David, Tchebakova, Nadja, Fischer, Markus, Watson, James V., Chen, Han Y. H., Lei, Xiangdong, Schelhaas, Mart-Jan, Lu, Huicui, Gianelle, Damiano, Parfenova, Elena I., Salas, Christian, Lee, Eungul, Lee, Boknam, Kim, Hyun Seok, Bruelheide, Helge, Coomes, David A., Piotto, Daniel, Sunderland, Terry, Schmid, Bernhard, Gourlet-Fleury, Sylvie, Sonké, Bonaventura, Tavani, Rebecca, Zhu, Jun, Brandl, Susanne, Vayreda, Jordi, Kitahara, Fumiaki, Searle, Eric B., Neldner, Victor J., Ngugi, Michael R., Baraloto, Christopher, Frizzera, Lorenzo, Bałazy, Radomir, Oleksyn, Jacek, Zawiła-Niedźwiecki, Tomasz, Bouriaud, Olivier, Bussotti, Filippo, Finér, Leena, Jaroszewicz, Bogdan, Jucker, Tommaso, Valladares, Fernando, Jagodzinski, Andrzej M., Peri, Pablo L., Gonmadje, Christelle, Marthy, William, O'Brien, Timothy, Martin, Emanuel H., Marshall, Andrew R., Rovero, Francesco, Bitariho, Robert, Niklaus, Pascal A., Alvarez-Loayza, Patricia, Chamuya, Nurdin, Valencia, Renato, Mortier, Frédéric, Wortel, Verginia, Engone-Obiang, Nestor L., Ferreira, Leandro V., Odeke, David E., Vasquez, Rodolfo M., Lewis, Simon L., Reich, Peter B.

“…The biodiversity-productivity relationship (BPR) is foundational to our understanding of the global extinction crisis and its impacts on ecosystem functioning…”
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Effect of scan angle on AVHRR fire detection accuracy in interior Alaska by Boles, S. H., Verbyla, D. L.

“…Some AVHRR fire detection studies have excluded pixels that exceeded an arbitrary scan angle. This exclusion seems to be based on the distortion of pixels at…”
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Relationship between satellite-derived land surface temperatures, arctic vegetation types, and NDVI by Raynolds, Martha K., Comiso, Josefino C., Walker, Donald A., Verbyla, David

“…Arctic vegetation distribution is largely controlled by climate, particularly summer temperatures. Summer temperatures have been increasing in the Arctic and…”
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Quantifying fire severity, carbon, and nitrogen emissions in Alaska's boreal forest by Boby, Leslie A, Schuur, Edward A. G, Mack, Michelle C, Verbyla, David, Johnstone, Jill F

“…The boreal region stores a large proportion of the world's terrestrial carbon (C) and is subject to high-intensity, stand-replacing wildfires that release C…”
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Remote sensing of vegetation and land-cover change in Arctic Tundra Ecosystems by Stow, Douglas A, Hope, Allen, McGuire, David, Verbyla, David, Gamon, John, Huemmrich, Fred, Houston, Stan, Racine, Charles, Sturm, Matthew, Tape, Kenneth, Hinzman, Larry, Yoshikawa, Kenji, Tweedie, Craig, Noyle, Brian, Silapaswan, Cherie, Douglas, David, Griffith, Brad, Jia, Gensuo, Epstein, Howard, Walker, Donald, Daeschner, Scott, Petersen, Aaron, Zhou, Liming, Myneni, Ranga

“…The objective of this paper is to review research conducted over the past decade on the application of multi-temporal remote sensing for monitoring changes of…”
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Resampling methods for evaluating classification accuracy of wildlife habitat models by VERBYLA, D. L, LITVAITIS, J. A

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Spatial analysis of habitat selection by sitka black-tailed deer in southeast Alaska, USA by Chang, K.T. (University of Idaho, Moscow, ID.), Verbyla, D.L, Yeo, J.J

“…We used a vector-based geographic information system (GIS) to examine habitat selection by radiocollared Sitka black-tailed deer (Odocoileus hemionus…”
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Methane bubbling from Siberian thaw lakes as a positive feedback to climate warming by WALTER, K. M, ZIMOV, S. A, CHANTON, J. P, VERBYLA, D, CHAPIN, F. S

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Utilization Of An Externally Directed Microcomputer System by Gartner, W C, Verbyla, D

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Characteristics and Effectiveness of State Anti-Poaching Campaigns by Nelson, Charles, Verbyla, David

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