Open Access
Table 2
Summary of the environmental variables downloaded.
| Environmental variable layers | Signification | Units | Resolution |
Reference | |
|---|---|---|---|---|---|
| Spatial (km) | Temporal | ||||
| Altitude | Elevation above sea level | m | ~1 × 1 | – | WorldClima |
| BIO1 | Annual mean temperature | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO2 | Mean diurnal range (mean of monthly (max temp – min temp)) | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO3 | Isothermality (BIO2/BIO7) (× 100) | % | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO4 | Temperature seasonality (standard deviation × 100) | % | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO5 | Max temperature of warmest month | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO6 | Min temperature of coldest month | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO7 | Temperature annual range (BIO5–BIO6) | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO8 | Mean temperature of wettest quarter | °C | ~1 × 1 km | Monthly, 1950–2000 | WorldClim |
| BIO9 | Mean temperature of driest quarter | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO10 | Mean temperature of warmest quarter | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO11 | Mean temperature of coldest quarter | °C | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO12 | Annual precipitation | mm | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO13 | Precipitation of wettest month | mm | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO14 | Precipitation of driest month | mm | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO15 | Precipitation seasonality (coefficient of variation) | % | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO16 | Precipitation of wettest quarter | mm | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO17 | Precipitation of driest quarter | mm | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO18 | Precipitation of warmest quarter | mm | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
| BIO19 | Precipitation of coldest quarter | mm | ~1 × 1 | Monthly, 1950–2000 | WorldClim |
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