Table 1.
Climatic variables with significant correlation to apex pointiness
| Variable | cor value | p value |
|---|---|---|
| Average temperature (°C) | 0.3644303 | 4.92E-07 |
| Maximum temperature (average) | 0.3776291 | 1.73E-07 |
| Minimum temperature (average) | 0.3425169 | 2.52E-06 |
| Precipitation (average) | 0.2335591 | 0.001602 |
| Annual temperature | 0.364445 | 4.92E-07 |
| Minimal temperature coldest month | 0.3384066 | 3.38E-06 |
| Temperature warmest quarter | 0.3429667 | 2.44E-06 |
| Temperature coldest quarter | 0.3552869 | 9.88E-07 |
| Annual precipitation | 0.2335591 | 0.001602 |
| Precipitation wettest month | 0.2766397 | 0.00017 |
| Fertilizer global | −0.2174458 | 0.0126 |
| Land-use-induced reductions in NPP as a percentage of NPP0 | −0.3421253 | 4.88E-05 |
| Total HANPP as a & of NPP0 | −0.2470626 | 0.003485 |
| Human appropriation of NPP in gc/m2/yr | −0.2192003 | 0.009792 |
| NPP of the actual vegetation in gc/m2/yt | 0.2088432 | 0.01396 |
| NPP remaining in ecosystems after harvest in gC/m2/yr | 0.241554 | 0.004315 |
| Organic carbon density (g/dm3) | −0.3364964 | 0.000705 |
| Soil organic carbon stock (t/ha) | −0.3529854 | 0.000339 |
| Soil organic carbon (dg/kg) | −0.4379904 | 1.26E-05 |
| Nitrogen (cg/kg) | −0.2520794 | 0.01183 |
| Cation exchange capacity at pH 7 (mmol/kg) | −0.4088106 | 2.66E-05 |
| Bulk density (cg/cm3) | 0.4166859 | 3.60E-05 |
| Solar radiation (average) | 0.3597114 | 7.07E-07 |
| Vapor (average) | 0.2788727 | 0.00015 |
| Annual mean UV-B | 0.2864779 | 9.67E-05 |
| Sum of monthly mean UV-B during highest quarter | 0.2907775 | 7.50E-05 |
| Sum of monthly mean UV-B during lowest quarter | 0.2647439 | 0.000329 |
| Olsen phosphorus concentration (mg/kg) | −0.1752957 | 0.02614 |
The most significant (p) values and the highest correlation values are underlined.