Chown, Steven L; Huiskes, Ad H L; Gremmen, Niek J M; Lee, Jennifer E; Terauds, Aleks; Crosbie, Kim; Frenot, Yves; Hughes, Kevin A; Imura, Satoshi; Kiefer, Kate; Lebouvier, Marc; Raymond, Ben; Tsujimoto, Megumu; Ware, Chris; Van de Vijver, Bart; Bergstrom, Dana Michelle (2012): (Table S4) Number and proportion of visitors that had been to polar/alpine regions in the 12 mo prior to travelling to the Antarctic [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.808341, In supplement to: Chown, Steven L; Huiskes, Ad H L; Gremmen, Niek J M; Lee, Jennifer E; Terauds, Aleks; Crosbie, Kim; Frenot, Yves; Hughes, Kevin A; Imura, Satoshi; Kiefer, K; Lebouvier, Marc; Raymond, Ben; Tsujimoto, Megumu; Ware, Chris; Van de Vijver, Bart; Bergstrom, Dana Michelle (2012): Continent-wide risk assessment for the establishment of nonindigenous species in Antarctica. Proceedings of the National Academy of Sciences, 109(13), 4938-4943, https://doi.org/10.1073/pnas.1119787109
Always quote citation above when using data! You can download the citation in several formats below.
Comment:
Numbers and proportions of visitors were determined by a questionnaire-based survey of 5,659 visitors, proportion of seeds from cold-climate areas (see also Table S2, doi:10.1594/PANGAEA.808340, and the median of these values by visitor category.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Category | Cat | Chown, Steven L | of visitor | ||
| 2 | Number of visitors | Visitors | # | Chown, Steven L | total | |
| 3 | Number of visitors | Visitors | # | Chown, Steven L | that had been to alpine/polar areas | |
| 4 | Proportion | Prop | Chown, Steven L | of visitors to alpine/polar areas | ||
| 5 | Proportion | Prop | Chown, Steven L | of seeds from species occurring in Arctic or sub-Antarctic | ||
| 6 | Median, statistical | Median | Chown, Steven L | of proportion columns |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
48 data points