Ontologia

Commune · VNM

Sông Hiến

Vietnam

CwaTemperate, dry winter, hot summer(100 %)

Area

8,7km²

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Species present

Computing species observations from GBIF…

Densité d'observations

0 obs · 0 cellules

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

22,1°C

Annual rain

1 534mm

Warmest m°

30,3°C

Coldest m°

10,0°C

Elevation: 240 m on average (min 202 m, max 327 m)

Bioclimatic detailsExpert
Annual mean temp.
22,1°C
Annual rain
1 534mm
Warmest month
30,3°C
Coldest month
10,0°C
Mean alt.
240m
Min
202m
Max
327m
Std. dev.
36m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(100 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,8

Org. C

20,0g/kg

Clay

35,3%

Sand

24,0%

Silt

40,8%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: scGLiMaggregated to Cao Bằng

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
28,1g/kg
Clay
34,7%
Sand
24,5%
Silt
40,8%
5–15 cm
pH H₂O
5,8
Org. C
19,6g/kg
Clay
34,9%
Sand
24,7%
Silt
40,4%
15–30 cm
pH H₂O
5,8
Org. C
12,3g/kg
Clay
36,2%
Sand
22,7%
Silt
41,1%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest48.6%
Crops14.3%
Built-up2.9%
Bare soil1.7%
Other (grassland, water…)32.5%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology

Computing basins, lakes, rivers…

Human pressure

Pop. density

10hab/km²

Night light

4,6nW

Built-up

292,8%

Pesticides

9,2kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)