Van Bogaert, Rik; Jonasson, Christer; De Dapper, Morgan; Callaghan, Terry V (2010): (Table 1) Establishment and expansion of aspen (Populus tremula) in the Torneträsk area, subarctic Sweden for four climatic periods [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.841215, In supplement to: Van Bogaert, R et al. (2010): Range expansion of thermophilic aspen (Populus tremula L.) in the swedish Subarctic. Arctic, Antarctic, and Alpine Research, 42(3), 362-375, https://doi.org/10.1657/1938-4246-42.3.362
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Coverage:
Latitude: 68.400000 * Longitude: 18.900000
Minimum ELEVATION: 421 m a.s.l. * Maximum ELEVATION: 650 m a.s.l.
Event(s):
Comment:
Note that percentages sum up to 100 within one zone.
Parameter(s):
| # | Name | Short Name | Unit | Principal Investigator | Method/Device | Comment |
|---|---|---|---|---|---|---|
| 1 | Zone | Zone | Van Bogaert, Rik | |||
| 2 | Sample amount | N | # | Van Bogaert, Rik | ||
| 3 | Sample amount, subset | N subset | # | Van Bogaert, Rik | for establishment | |
| 4 | ELEVATION | Elevation | m a.s.l. | Geocode | ||
| 5 | Elevation, minimum | Elev min | m a.s.l. | Van Bogaert, Rik | ||
| 6 | Elevation, maximum | Elev max | m a.s.l. | Van Bogaert, Rik | ||
| 7 | Time coverage | Coverage | Van Bogaert, Rik | LIA = Little Ice Age; W = a relatively warmer period; C = a relatively cooler period | ||
| 8 | Number | No | Van Bogaert, Rik | of stands established | ||
| 9 | Percentage | Perc | % | Van Bogaert, Rik | of stands established | |
| 10 | Area in hectare | Area | ha | Van Bogaert, Rik | land surface covered with established aspen individuals | |
| 11 | Area, standard error | Area std e | ± | Van Bogaert, Rik | ||
| 12 | Percentage | Perc | % | Van Bogaert, Rik | of land surface covered with established aspen individuals |
License:
Creative Commons Attribution 3.0 Unported (CC-BY-3.0)
Size:
132 data points
Data
| 1 Zone | 2 N [#] | 3 N subset [#] (for establishment) | 4 Elevation [m a.s.l.] | 5 Elev min [m a.s.l.] | 6 Elev max [m a.s.l.] | 7 Coverage (LIA = Little Ice Age; W = a r...) | 8 No (of stands established) | 9 Perc [%] (of stands established) | 10 Area [ha] (land surface covered with est...) | 11 Area std e [±] | 12 Perc [%] (of land surface covered with ...) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Subalpine | 40 | 30 | 421 | 341 | 500 | <1911 (LIA) | 4 | 13 | 0.29 | 0.02 | 6 |
| Subalpine | 40 | 30 | 421 | 341 | 500 | 1911-1950 (W) | 10 | 33 | 1.30 | 0.03 | 27 |
| Subalpine | 40 | 30 | 421 | 341 | 500 | 1951-1990 (C) | 15 | 50 | 2.38 | 0.03 | 49 |
| Subalpine | 40 | 30 | 421 | 341 | 500 | 1991-2009 (W) | 1 | 3 | 0.93 | 0.03 | 19 |
| Alpine treeline | 15 | 12 | 650 | 600 | 700 | <1911 (LIA) | 1 | 9 | 0.03 | 0.01 | 7 |
| Alpine treeline | 15 | 12 | 650 | 600 | 700 | 1911-1950 (W) | 4 | 33 | 0.08 | 0.01 | 18 |
| Alpine treeline | 15 | 12 | 650 | 600 | 700 | 1951-1990 (C) | 4 | 33 | 0.13 | 0.01 | 30 |
| Alpine treeline | 15 | 12 | 650 | 600 | 700 | 1991-2009 (W) | 3 | 25 | 0.20 | 0.01 | 45 |
| Total | 55 | 42 | 521 | 341 | 700 | <1911 (LIA) | 5 | 12 | 0.32 | 0.02 | 6 |
| Total | 55 | 42 | 521 | 341 | 700 | 1911-1950 (W) | 14 | 33 | 1.38 | 0.02 | 26 |
| Total | 55 | 42 | 521 | 341 | 700 | 1951-1990 (C) | 24 | 45 | 2.51 | 0.02 | 47 |
| Total | 55 | 42 | 521 | 341 | 700 | 1991-2009 (W) | 4 | 10 | 1.13 | 0.02 | 21 |