Remote sensing reveals long-term effects of caribou on tundra vegetation

[1]  Lena Osterhagen,et al.  Multiple Imputation For Nonresponse In Surveys , 2016 .

[2]  Yujie Wang,et al.  Satellite observed widespread decline in Mongolian grasslands largely due to overgrazing , 2014, Global change biology.

[3]  R Core Team,et al.  R: A language and environment for statistical computing. , 2014 .

[4]  I. Hanssen‐Bauer,et al.  Impact of climate change on agriculture in Northern Norway and potential strategies for adaptation , 2013, Climatic Change.

[5]  Tal Avgar,et al.  Environmental and individual drivers of animal movement patterns across a wide geographical gradient. , 2013, The Journal of animal ecology.

[6]  T. Callaghan,et al.  Vole and lemming activity observed from space , 2012 .

[7]  J. Winnie,et al.  The utility of normalized difference vegetation index for predicting African buffalo forage quality , 2012 .

[8]  C. Tucker,et al.  A new estimate of tundra-biome phytomass from trans-Arctic field data and AVHRR NDVI , 2012 .

[9]  S. Leblanc,et al.  Mapping Aboveground and Foliage Biomass Over the Porcupine Caribou Habitat in Northern Yukon and Alaska Using Landsat and JERS-1/SAR Data , 2012 .

[10]  B. Pond,et al.  Recent changes in summer distribution and numbers of migratory caribou on the southern Hudson Bay coast , 2012 .

[11]  D. Coomes,et al.  Carbon storage in terrestrial ecosystems: do browsing and grazing herbivores matter? , 2012, Biological reviews of the Cambridge Philosophical Society.

[12]  Gary King,et al.  Amelia II: A Program for Missing Data , 2011 .

[13]  Bethany A. Bradley,et al.  Assessing the short-term impacts of changing grazing regime at the landscape scale with remote sensing , 2011 .

[14]  P. Catling "Wetlands of the Ontario Hudson Bay Lowland: A Regional Overview" by John L. Riley. 2011. [book review] , 2011 .

[15]  Patrick Hostert,et al.  Differences in Landsat-based trend analyses in drylands due to the choice of vegetation estimate , 2011 .

[16]  I. Jamieson,et al.  Multimodel inference in ecology and evolution: challenges and solutions , 2011, Journal of evolutionary biology.

[17]  J. Kumpula,et al.  Seasonal grazing effects by semi-domesticated reindeer on subarctic mountain birch forests , 2011, Polar Biology.

[18]  D. Walker,et al.  Modeling dynamics of tundra plant communities on the Yamal Peninsula, Russia, in response to climate change and grazing pressure , 2010 .

[19]  David R. Klein,et al.  Winter Habitat Selection by Caribou in Relation to Lichen Abundance, Wildfires, Grazing, and Landscape Characteristics in Northwest Alaska , 2010 .

[20]  W. R. Gould,et al.  Elk Distributions Relative to Spring Normalized Difference Vegetation Index Values , 2010 .

[21]  G. King,et al.  What to Do about Missing Values in Time‐Series Cross‐Section Data , 2010 .

[22]  R. Freckleton,et al.  Model averaging, missing data and multiple imputation: a case study for behavioural ecology , 2010, Behavioral Ecology and Sociobiology.

[23]  M. Hebblewhite,et al.  Trade-offs between predation risk and forage differ between migrant strategies in a migratory ungulate. , 2009, Ecology.

[24]  M. Boyce,et al.  Global declines of caribou and reindeer , 2009 .

[25]  Lisandro J. Blanco,et al.  Remote Sensing of Spatial and Temporal Vegetation Patterns in Two Grazing Systems , 2009 .

[26]  Rasim Latifovic,et al.  Recent (1986 - 2006) Vegetation-Specific NDVI Trends in Northern Canada from Satellite Data , 2009 .

[27]  Steeve D. Côté,et al.  Spring Normalized Difference Vegetation Index (NDVI) predicts annual variation in timing of peak faecal crude protein in mountain ungulates , 2009 .

[28]  B. Markham,et al.  Summary of Current Radiometric Calibration Coefficients for Landsat MSS, TM, ETM+, and EO-1 ALI Sensors , 2009 .

[29]  R. Weladji,et al.  Variation in Calf Body Mass in Migratory Caribou: The Role of Habitat, Climate, and Movements , 2009 .

[30]  John M. Fryxell,et al.  Opposing Rainfall and Plant Nutritional Gradients Best Explain the Wildebeest Migration in the Serengeti , 2009, The American Naturalist.

[31]  R. Latifovic,et al.  Trends in vegetation NDVI from 1 km AVHRR data over Canada for the period 1985–2006 , 2009 .

[32]  E. Post,et al.  Opposing plant community responses to warming with and without herbivores , 2008, Proceedings of the National Academy of Sciences.

[33]  Nathalie Pettorelli,et al.  Using the satellite-derived normalized difference vegetation index (NDVI) to explain ranging patterns in a lek-breeding antelope: the importance of scale , 2008, Oecologia.

[34]  Risto Virtanen,et al.  The effects of reindeer grazing on the composition and species richness of vegetation in forest–tundra ecotone , 2008, Polar Biology.

[35]  John R. G. Townshend,et al.  North American vegetation dynamics observed with multi-resolution satellite data , 2008 .

[36]  T. Fuller,et al.  In search of forage: predicting dynamic habitats of Mongolian gazelles using satellite-based estimates of vegetation productivity , 2008 .

[37]  M. Canty,et al.  Automatic radiometric normalization of multitemporal satellite imagery with the iteratively re-weighted MAD transformation , 2008 .

[38]  Yichun Xie,et al.  Remote sensing imagery in vegetation mapping: a review , 2008 .

[39]  L. J. Blancoa,et al.  Grazing effect on NDVI across an aridity gradient in Argentina , 2008 .

[40]  Arthur T. Bergerud,et al.  The Return of Caribou to Ungava , 2007 .

[41]  Kjell Arild Høgda,et al.  What regulate and limit reindeer populations in Norway , 2007 .

[42]  Allan Aasbjerg Nielsen,et al.  The Regularized Iteratively Reweighted MAD Method for Change Detection in Multi- and Hyperspectral Data , 2007, IEEE Transactions on Image Processing.

[43]  Quazi K. Hassan,et al.  Spatial mapping of growing degree days: an application of MODIS-based surface temperatures and enhanced vegetation index , 2007 .

[44]  B. Sæther,et al.  Ungulate impact on vegetation in a two-level trophic system , 2007, Polar Biology.

[45]  M. Hutchinson,et al.  The development of 1901–2000 historical monthly climate models for Canada and the United States , 2006 .

[46]  J. Hopcraft,et al.  Serengeti wildebeest migratory patterns modeled from rainfall and new vegetation growth. , 2006, Ecology.

[47]  A. Tsunekawa,et al.  Satellite tracking of Mongolian gazelles (Procapra gutturosa) and habitat shifts in their seasonal ranges , 2006 .

[48]  A. Eskelinen,et al.  Changes in the abundance, composition and species richness of mountain vegetation in relation to summer grazing by reindeer , 2006 .

[49]  Devin L. Johnson,et al.  A Bayesian Random Effects Discrete-Choice Model for Resource Selection: Population-Level Selection Inference , 2006 .

[50]  J. Olofsson Short‐ and long‐term effects of changes in reindeer grazing pressure on tundra heath vegetation , 2006 .

[51]  R. Jefferies,et al.  A biotic agent promotes large‐scale catastrophic change in the coastal marshes of Hudson Bay , 2006 .

[52]  Sergio M. Vicente-Serrano,et al.  The impact of snow depth and snowmelt on the vegetation variability over central Siberia , 2005 .

[53]  Edwin W. Pak,et al.  An extended AVHRR 8‐km NDVI dataset compatible with MODIS and SPOT vegetation NDVI data , 2005 .

[54]  N. Pettorelli,et al.  Using the satellite-derived NDVI to assess ecological responses to environmental change. , 2005, Trends in ecology & evolution.

[55]  L. Ji,et al.  Lag and seasonality considerations in evaluating AVHRR NDVI response to precipitation , 2005 .

[56]  Gillian Woolmer,et al.  Distribution and relative abundance of caribou in the Hudson Plains Ecozone of Ontario , 2005 .

[57]  N. Pettorelli,et al.  The relative role of winter and spring conditions: linking climate and landscape-scale plant phenology to alpine reindeer body mass , 2005, Biology Letters.

[58]  Claude R. Duguay,et al.  Mapping lichen in a caribou habitat of Northern Quebec, Canada, using an enhancement_classification method and spectral mixture analysis , 2005 .

[59]  K. Abraham,et al.  The World's Largest Wetlands: The Hudson Bay Lowland , 2005 .

[60]  P. Keddy,et al.  The World’s Largest Wetlands , 2005 .

[61]  C. Duguay,et al.  Lichen mapping in the summer range of the George River caribou herd using Landsat TM imagery , 2004 .

[62]  R. Virtanen,et al.  Effects of reindeer browsing on tundra willow and its associated insect herbivores , 2004 .

[63]  E. Archer Beyond the “climate versus grazing” impasse: using remote sensing to investigate the effects of grazing system choice on vegetation cover in the eastern Karoo , 2004 .

[64]  S. Payette,et al.  Caribou-induced changes in species dominance of lichen woodlands: an analysis ofplant remains. , 2004, American journal of botany.

[65]  David R. Anderson,et al.  Model selection and multimodel inference : a practical information-theoretic approach , 2003 .

[66]  Murat Karabulut,et al.  An Examination of Relationships Between Vegetation and Rainfall Using Maximum Value Composite AVHRR-NDVI Data , 2003 .

[67]  Paul Treitz,et al.  Biophysical remote sensing of arctic environments , 2003 .

[68]  K. Rasmussen,et al.  Estimating vegetative productivity gradients around watering points in the rangelands of Northern Senegal based on NOAA AVHRR data , 2003 .

[69]  Steve Frolking,et al.  Detecting and predicting spatial and interannual patterns of temperate forest springtime phenology in the eastern U.S. , 2002 .

[70]  A. Huete,et al.  Overview of the radiometric and biophysical performance of the MODIS vegetation indices , 2002 .

[71]  Shane P. Mahoney,et al.  LONG-TERM CHANGES IN DEMOGRAPHY AND MIGRATION OF NEWFOUNDLAND CARIBOU , 2002 .

[72]  E. Cooper,et al.  Differential effects of reindeer on high Arctic lichens , 2001 .

[73]  Natalie Griller Short and long term recovery of plant communities following intensive grazing by caribou (Rangifer tarandus) and muskoxen (Ovibos moschatus) in the Low Arctic of Nunavut, Canada , 2001 .

[74]  J. Ouellet,et al.  Comparative Effects on Plants of Caribou/Reindeer, Moose and White-Tailed Deer Herbivory , 2001 .

[75]  R. Virtanen Effects of grazing on above‐ground biomass on a mountain snowbed, NW Finland , 2000 .

[76]  David E. Booth,et al.  Analysis of Incomplete Multivariate Data , 2000, Technometrics.

[77]  J. Kumpula,et al.  Condition, potential recovery rate, and productivity of lichen (Cladonia spp.) ranges in the Finnish reindeer management area. , 2000 .

[78]  P. Frazier,et al.  Water body detection and delineation with Landsat TM data. , 2000 .

[79]  David J. Augustine,et al.  Ungulate effects on the functional species composition of plant communities; herbivore selectivity and plant tolerance , 1998 .

[80]  C. Wegener,et al.  Do Svalbard reindeer regulate standing crop in the absence of predators? , 1998, Oecologia.

[81]  M. Crête,et al.  PERSISTENT SUPPRESSION IN DWARF BIRCH AFTER RELEASE FROM HEAVY SUMMER BROWSING BY CARIBOU , 1998 .

[82]  R. Rockwell,et al.  The detection of vegetational change by multitemporal analysis of LANDSAT data: the effects of goose foraging , 1998 .

[83]  James W. Merchant,et al.  An assessment of AVHRR/NDVI-ecoclimatological relations in Nebraska, U.S.A. , 1997 .

[84]  D. Arseneault,et al.  Estimating lichen biomass and caribou grazing on the wintering grounds of northern Québec : an application of fire history and Landsat data , 1997 .

[85]  M. Manseau,et al.  EFFECTS OF SUMMER GRAZING BY CARIBOU ON COMPOSITION AND PRODUCTIVITY OF VEGETATION : COMMUNITY AND LANDSCAPE LEVEL , 1996 .

[86]  A. T. Bergerud Evolving perspectives on caribou population dynamics, have we got it right yet? , 1996 .

[87]  D. Heard,et al.  The relationship between food intake and predation risk in migratory caribou and implications to caribou and wolf population dynamics , 1996 .

[88]  Jari Oksanen,et al.  Effects of reindeer grazing on understorey vegetation in dry Pinus sylvestris forests , 1995 .

[89]  G. Pickup,et al.  A grazing gradient approach to land degradation assessment in arid areas from remotely-sensed data , 1994 .

[90]  P. Pellikka,et al.  Remote sensing of the impact of reindeer grazing on vegetation in northern Fennoscandia using SPOT XS data , 1994 .

[91]  D. Russell,et al.  Range Ecology of the Porcupine Caribou Herd in Canada , 1993 .

[92]  J. Huot,et al.  Regulation of a large herd of migratory caribou : summer nutrition affects calf growth and body reserves of dams , 1993 .

[93]  J. Ouellet,et al.  Range Impacts Following the Introduction of Caribou on Southampton Island, Northwest Territories, Canada , 1993 .

[94]  B. Hansen Monitoring natural vegetation in Southern Greenland using NOAA AVHRR and field measurements , 1991 .

[95]  A. Gunn,et al.  Recovery of Tundra Vegetation after Overgrazing by Caribou in Arctic Canada , 1991 .

[96]  S. Couturier,et al.  Changes in the Population Dynamics of the George River Caribou Herd, 1976-87 , 1990 .

[97]  J. Huot,et al.  Food Selection During Early Lactation by Caribou Calving on the Tundra in Quebec , 1990 .

[98]  A. T. Bergerud,et al.  Wolf Predation on Caribou: The Nelchina Herd Case History, a Different Interpretation , 1988 .

[99]  S. Luttich,et al.  Demography of the George River Caribou Herd: Evidence of Population Regulation by Forage Exploitation and Range Expansion , 1988 .

[100]  N. Leader‐Williams,et al.  Influence of introduced reindeer on the vegetation of South Georgia: results from a long-term exclusion experiment , 1987 .

[101]  V. V. Ballenberghe,et al.  Wolf predation on caribou: the Nelchina herd case history , 1985 .

[102]  S. McNaughton,et al.  Grazing Lawns: Animals in Herds, Plant Form, and Coevolution , 1984, The American Naturalist.

[103]  A. T. Bergerud,et al.  Growth of the Avalon Peninsula, Newfoundland Caribou Herd , 1983 .

[104]  L. Oksanen Trophic Exploitation and Arctic Phytomass Patterns , 1983, The American Naturalist.

[105]  L. Oksanen,et al.  Exploitation Ecosystems in Gradients of Primary Productivity , 1981, The American Naturalist.

[106]  N. Leader‐Williams Population Dynamics and Mortality of Reindeer Introduced into South Georgia , 1980 .

[107]  S. Fretwell,et al.  The Regulation of Plant Communities by the Food Chains Exploiting Them , 2015 .

[108]  Miloslav (Mila). Rechcigl Diets for mammals , 1977 .

[109]  W. Rouse,et al.  Studies on lichen-dominated systems. V. A primary survey of a raised-beach system in northwestern Ontario , 1973 .

[110]  W. Rouse,et al.  Studies on lichen-dominated systems. VI. Interrelations of vegetation and soil moisture in the Hudson Bay Lowlands , 1973 .