Now showing items 1-20 of 1031

    • Strategies for Engineering Reproductive Sterility in Plantation Forests 

      Fritsche, Steffi; Klocko, Amy L.; Boron, Agnieszka; Brunner, Amy M.; Thorlby, Glenn (2018-11-15)
      A considerable body of research exists concerning the development of technologies to engineer sterility in forest trees. The primary driver for this work has been to mitigate concerns arising from gene flow from commercial ...
    • Fish, Fishing, and Ecosystem Services and Dysfunctions in the New River 

      Orth, Donald J. (New River Symposium, 2019-04-12)
      This paper reviews the selected ecosystem services provided by New River to riverside communities. I also highlight threats to sustaining these services and dysfunctions and possibilities for restoration. A framework of ...
    • Remaining populations of an upland stream fish persist in refugia defined by habitat features at multiple scales 

      Dunn, C.G.; Angermeier, P.L. (Blackwell Publishing Ltd, 2018-12-17)
      Aim: Conserving stream biota could require strategies that preserve habitats conveying resistance to ecological impacts of changing land use and climate. Retrospective analyses of species’ responses to anthropogenic ...
    • Current status of Landsat program, science, and applications 

      Wulder, M.A.; Loveland, T.R.; Roy, D.P.; Crawford, C.J.; Masek, J.G.; Woodcock, C.E.; Allen, R.G.; Anderson, M.C.; Belward, A.S.; Cohen, W.B.; Dwyer, J.; Erb, A.; Gao, F.; Griffiths, P.; Helder, D.; Hermosilla, T.; Hipple, J.D.; Hostert, P.; Hughes, M.J.; Huntington, J.; Johnson, D.M.; Kennedy, R.; Kilic, A.; Li, Z.; Lymburner, L.; McCorkel, J.; Pahlevan, N.; Scambos, T.A.; Schaaf, C.; Schott, J.R.; Sheng, Y.; Storey, J.; Vermote, E.; Vogelmann, J.; White, J.C.; Wynne, R.H.; Zhu, Z. (Elsevier Inc., 2019-03-11)
      Formal planning and development of what became the first Landsat satellite commenced over 50 years ago in 1967. Now, having collected earth observation data for well over four decades since the 1972 launch of Landsat-1, ...
    • Feeding ecological knowledge: the underutilised power of faecal DNA approaches for carnivore diet analysis 

      Monterroso, P.; Godinho, R.; Oliveira, T.; Ferreras, P.; Kelly, M.J.; Morin, D.J.; Waits, L.P.; Alves, P.C.; Mills, L.S. (Blackwell Publishing Ltd, 2018-12-22)
      Accurate analyses of the diets of predators are key to understand trophic interactions and defining conservation strategies. Diets are commonly assessed through analysis of non-invasively collected scats, and the use of ...
    • Identifying Impediments to Completing an Urban Forest Canopy Assessment in Municipalities in the State of Virginia 

      West, William (Virginia Tech, 2010-05-12)
      Tree canopy assessments help identify the extent and location of urban forest resources under management. Tree canopy assessments give a picture of what the urban forest resource looks like presently; and can be used to ...
    • Observations at backyard bird feeders influence the emotions and actions of people that feed birds 

      Dayer, Ashley A.; Rosenblatt, Connor; Bonter, David N.; Faulkner, Holly; Hall, Richard J.; Hochachka, Wesley M.; Phillips, Tina B.; Hawley, Dana M. (British Ecological Society, 2019-03-25)
      1. Backyard bird feeding is one of the most common ways people engage with wildlife in many parts of the world. Given its scale, it can have profound consequences for the ecology of feeder birds and their behaviour. While ...
    • A case for conserving common species 

      Frimpong, Emmanuel (PLOS, 2018-02-07)
      I grew up in a country where fish were, first and foremost, food. At the age of nine or so, I started following my dad and uncle to nearby rivers to fish on weekends, and soon I learned to make my own tackle and go back ...
    • The Virginia Geospatial Newsletter, Summer 2006 

      Unknown author (Virginia Tech, 2006)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Winter 2004 

      Unknown author (Virginia Tech, 2004)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Spring 2006 

      Unknown author (Virginia Tech, 2006)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Spring 2005 

      Unknown author (Virginia Tech, 2005)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Fall 2006 

      Unknown author (Virginia Tech, 2006)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Fall 2005 

      Unknown author (Virginia Tech, 2005)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Winter 2009 

      Unknown author (Virginia Tech, 2009)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Spring 2009 

      Unknown author (Virginia Tech, 2009)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Spring 2004 

      Unknown author (Virginia Tech, 2004)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Summer 2009 

      Unknown author (Virginia Tech, 2009)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.
    • The Virginia Geospatial Newsletter, Winter 2010 

      Unknown author (Virginia Tech, 2010)
      The purpose of the quarterly Virginia Geospatial Newsletter is to highlight innovative geospatial products and services throughout the Commonwealth and to widely disseminate geospatial knowledge and awareness throughout Virginia.