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Landsat Imagery Spectral Trajectories—Important Variables for Spatially Predicting the Risks of Bark Beetle Disturbance

Martin Hais, Jan Wild, Luděk Berec, Josef Brůna, Robert Kennedy, Justin Braaten, Zdeněk Brož
2016 Remote Sensing  
The pre-disturbance spectral trajectories are valuable not only for assessing the risk of bark beetle infestation, but also for detection of long-term gradual changes even in non-forest ecosystems.  ...  In this study we introduce pre-disturbance spectral trajectories from Landsat Thematic Mapper (TM) imagery as an indicator of long-term stress into models of bark beetle infestation together with commonly  ...  We have also identified two groups of environmental factors important for prediction of bark beetle infestation risk.  ... 
doi:10.3390/rs8080687 fatcat:c4f6gst7qbgozbxv635ez626ou

Remote sensing of forest insect disturbances: Current state and future directions

Cornelius Senf, Rupert Seidl, Patrick Hostert
2017 International Journal of Applied Earth Observation and Geoinformation  
Insect disturbance are important agents of change in forest ecosystems around the globe, yet their spatial and temporal distribution and dynamics are not well understood.  ...  Assessing the potential of hyperspectral imagery to map bark beetle-induced tree mortality. Remote Sens Environ. 2014; 140:533-548. Foerster S, Carrère V, Rast M, Staenz K.  ...  Acknowledgements The work leading to this publication was supported by the German Academic Exchange Service (  ... 
doi:10.1016/j.jag.2017.04.004 pmid:28860949 pmcid:PMC5572637 fatcat:lzh6wuoyyrhexdl54nrlsdohyi

Evidence of compounded disturbance effects on vegetation recovery following high-severity wildfire and spruce beetle outbreak

Amanda R. Carlson, Jason S. Sibold, Timothy J. Assal, Jose F. Negrón, Ben Bond-Lamberty
2017 PLoS ONE  
Beetle outbreak severity, defined as the basal area of beetle-killed trees within Landsat pixels, was estimated using vegetation index differences (dVIs) derived from preoutbreak and post-outbreak Landsat  ...  The correlation was stronger for models which were limited to locations in the red stage of outbreak (outbreak 5 years old at the time of fire) than for models of gray-stage locations (outbreak > 5 years  ...  Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.  ... 
doi:10.1371/journal.pone.0181778 pmid:28777802 pmcid:PMC5544207 fatcat:uibgs6fjyzcvlcljf3ynwpkfr4

Object-Based Classification of Forest Disturbance Types in the Conterminous United States

Lian-Zhi Huo, Luigi Boschetti, Aaron Sparks
2019 Remote Sensing  
While detection and quantification of forest cover change is an important first step, attribution of disturbance type is critical missing information for establishing baseline data and effective land management  ...  The semi-automated approach described in this paper provides a promising framework for the systematic characterization and monitoring of forest disturbance regimes.  ...  beetle, spruce beetle, western pine beetle, and unspecified bark beetles) in the western United States and British Columbia, Canada.  ... 
doi:10.3390/rs11050477 fatcat:tgmcf5t5nff33of5wmgm473qqi

Satellite-Based Assessment of Grassland Conversion and Related Fire Disturbance in the Kenai Peninsula, Alaska

Katherine Hess, Cheila Cullen, Jeanette Cobian-Iñiguez, Jacob Ramthun, Victor Lenske, Dawn Magness, John Bolten, Adrianna Foster, Joseph Spruce
2019 Remote Sensing  
We collected Landsat imagery to map land cover change at roughly five-year intervals following a severe, mid-1990s beetle infestation to the present.  ...  fire danger for the same region.  ...  A better understanding of both ecological (i.e., vegetative succession) trajectories and disturbance regimes on the Kenai Peninsula could help the surrounding communities in working to address bark beetle  ... 
doi:10.3390/rs11030283 pmid:32021702 pmcid:PMC6999731 fatcat:qqrruoy6dbgdfj3nvrzwoaszuu

Monitoring coniferous forest biomass change using a Landsat trajectory-based approach

Magdalena Main-Knorn, Warren B. Cohen, Robert E. Kennedy, Wojciech Grodzki, Dirk Pflugmacher, Patrick Griffiths, Patrick Hostert
2013 Remote Sensing of Environment  
Thus, spatially and temporally explicit knowledge of these processes and their drivers are critical for understanding regional carbon cycles.  ...  Forest biomass is a major store of carbon and thus plays an important role in the regional and global carbon cycle.  ...  Knorn for providing insightful and constructive comments. Patrick Hostert gratefully acknowledges the support of the Landsat Science Team and the Global Land Project.  ... 
doi:10.1016/j.rse.2013.08.010 fatcat:swdi5djw6rgc3ofmqto2lpfieq

Forest disturbance interactions and successional pathways in the Southern Rocky Mountains

Lu Liang, Todd J. Hawbaker, Zhiliang Zhu, Xuecao Li, Peng Gong
2016 Forest Ecology and Management  
the vast area 41 of beetle mortality. 42 43  ...  Approximately half the clear-cut and burned areas 36 were in various stages of recovery, but the regeneration rate was much slower for MPB-37 disturbed sites.  ...  event labels for the first years of the trajectory would be less accurately predicted by 485 random forest than those in all other years.  ... 
doi:10.1016/j.foreco.2016.05.010 fatcat:s67gv6he3nbg3mko6jmz2s6b5y

Remote sensing of forest pest damage: a review and lessons learned from a Canadian perspective

R.J. Hall, G. Castilla, J.C. White, B.J. Cooke, R.S. Skakun
2016 Canadian Entomologist  
This review provides a brief introduction to major forest insect pests in Canada (two bark beetles (Coleoptera: Curculionidae) and six defoliators) and the damage they cause, a synthesis of the literature  ...  Compounded with climate change, outbreaks create significant challenges for managing the sustainable delivery of ecosystem services.  ...  funded by the Canadian Space Agency (CSA) under the management of Paul Briand entitled "Gauging the health of Canada's forests: accounting for insect defoliation and dieback in the indicators of sustainability  ... 
doi:10.4039/tce.2016.11 fatcat:ejywzvrdo5fshjxjeesx46vyo4

Landscape Dynamics of Mountain Pine Beetles

John E. Lundquist, Robin M. Reich
2014 Forest Science  
This paper reviews some of the aspects of the spatial dynamics and landscape ecology of this bark beetle.  ...  Short range spread is often determined by the active responses of the beetle to chemical and physical cues.  ...  Understanding the ecological and evolutionary dynamics of the fungus-beetle association is important for predicting and forecasting MPB outbreaks (Tsui et al. 2012 ).  ... 
doi:10.5849/forsci.13-064 fatcat:sio44pljljcmxn53zir7hxudny

Remote Sensing Applications for Monitoring Terrestrial Protected Areas: Progress in the Last Decade

Lijun Mao, Mingshi Li, Wenjuan Shen
2020 Sustainability  
We systematically discuss the satellite data and methods used for monitoring PAs for the four research objectives. Moreover, we summarize the approaches used in the different types of studies.  ...  Advanced remote sensing technologies have been increasingly used for mapping and monitoring the dynamics of PAs.  ...  Acknowledgments: The authors acknowledge the financial support of Nanjing Forestry University and Nanjing Forest Police College. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/su12125016 fatcat:dpvyuh32qfhq3dnujflotocmbq

Spatiotemporal remote sensing of ecosystem change and causation across Alaska

Neal J. Pastick, M. Torre Jorgenson, Scott J. Goetz, Benjamin M. Jones, Bruce K. Wylie, Burke J. Minsley, Hélène Genet, Joseph F. Knight, David K. Swanson, Janet C. Jorgenson
2018 Global Change Biology  
trend parameters derived from peak-growing season Landsat imagery acquired from 1984 to 2015.  ...  Our results fill a critical gap in the understanding of historical and potential future trajectories of change in northern high-latitude regions.  ...  A Javascript program was developed within the GEE API to ingest and preprocess imagery, and for trend analyses of spectral indices derived from Landsat imagery.  ... 
doi:10.1111/gcb.14279 pmid:29808518 fatcat:srrndcgwubbuzcxaa555qqgpmq

Monitoring Landscape Change for LANDFIRE Using Multi-Temporal Satellite Imagery and Ancillary Data

J E Vogelmann, J R Kost, B Tolk, S Howard, K Short, Xuexia Chen, Chengquan Huang, K Pabst, M G Rollins
2011 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
While no one single approach provides all of the land cover change and update information required, we believe that a combination of all three captures most of the disturbance conditions taking place that  ...  LANDFIRE is a large interagency project designed to provide nationwide spatial data for fire management applications.  ...  Xian for helpful reviews of a previous version of this manuscript.  ... 
doi:10.1109/jstars.2010.2044478 fatcat:6j2kii2q7ffnfgme2ypzrhfgfm

Methods for Mapping Forest Disturbance and Degradation from Optical Earth Observation Data: a Review

Manuela Hirschmugl, Heinz Gallaun, Matthias Dees, Pawan Datta, Janik Deutscher, Nikos Koutsias, Mathias Schardt
2017 Current Forestry Reports  
Recent findings: With the launch of the Sentinel-2a satellite and available Landsat imagery, time series analysis has become the most promising but also most demanding category of degradation mapping approaches  ...  Summary: The review revealed that a wide variety of methods for the detection of forest degradation is already available.  ...  This requires the definition of hypothesized change trajectories which are based on the expected spectral-temporal behavior of selected variables.  ... 
doi:10.1007/s40725-017-0047-2 fatcat:ckldo2vb2rejldgy7h37pldwzi

Effects of biotic disturbances on forest carbon cycling in the United States and Canada

Jeffrey A. Hicke, Craig D. Allen, Ankur R. Desai, Michael C. Dietze, Ronald J. Hall, Edward H. Ted Hogg, Daniel M. Kashian, David Moore, Kenneth F. Raffa, Rona N. Sturrock, James Vogelmann
2011 Global Change Biology  
scales, and limited capacity to predict disturbance events and their consequences for carbon cycling.  ...  Large variability in C cycle responses arose from several factors, including type of insect or pathogen, time since disturbance, number of trees affected, and capacity of remaining vegetation to increase  ...  We also thank Eric Kasischke, University of Maryland, for organizing the North American Carbon Program disturbance synthesis.  ... 
doi:10.1111/j.1365-2486.2011.02543.x fatcat:r62ihiri2jappkk4bjh2jtxuqi

Forest health monitoring in transition: Evaluating insect-induced disturbances in forested landscapes at varying spatial scales

Tuula Kantola
2019 Dissertationes Forestales  
Uncertainties related to insect pest infestations are increasing along the risk of high impacts.  ...  Importance of varying information is also affected by the scale and resolution of investigation. Timing of data acquisition is crucial.  ...  One recent method for creating reference data is Landsat spectral trajectories.  ... 
doi:10.14214/df.278 fatcat:eu3r4ehsxjhhtpjllcsyw2q5ma
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