Paul Longley, Professor of Geographic Information Science (Department of Geography, UCL), acts as Deputy Director of CASA. He was previously Professor of Geography at the University of Bristol and… (More)
Top predators can suppress mesopredators both by killing them and by motivating changes in their behavior, and there are numerous examples of mesopredator release caused by declines in top predator… (More)
This paper introduces a framework for the evaluation of geographic information (GI), divided into representational and communicative aspects. The representational component is concerned with how… (More)
A European perspective on Digital Earth Dr Alessandro Annoni a , Dr Max Craglia a , M. Ehlers b , Y. Georgiadou c , A. Giacomelli d , M. Konecny e , N. Ostlaender a , G. Remetey-Fülöpp f , D. Rhind g… (More)
Invasive species can have dramatic and detrimental effects on native species, and the magnitude of these effects can be mediated by a plethora of factors. One way to identify mediating factors is by… (More)
Invasive species can trigger trophic cascades in animal communities, but published cases involving their removal of top predators are extremely rare. An exception is the invasive cane toad (Rhinella… (More)
Preface In our original NCGIA proposal to the National Science Foundation (NSF) in 1988, we presented a two-part research plan that responded directly to the solicitation document issued by NSF in… (More)