Ontologia

Commune · CHN

Hejian

China

BSkArid, steppe, cold(100 %)

Area

1 324,8km²

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°

13,8°C

Annual rain

531mm

Warmest m°

31,6°C

Coldest m°

-7,2°C

Elevation: 9 m on average (min 5 m, max 13 m)

Bioclimatic detailsExpert
Annual mean temp.
13,8°C
Annual rain
531mm
Warmest month
31,6°C
Coldest month
-7,2°C
Mean alt.
9m
Min
5m
Max
13m
Std. dev.
1m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(100 %)Arid

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

Soil & lithology

pH H₂O

8,0

Org. C

8,0g/kg

Clay

25,6%

Sand

26,1%

Silt

48,3%

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

Dominant lithology: suGLiMaggregated to Cangzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,9
Org. C
9,9g/kg
Clay
24,4%
Sand
26,9%
Silt
48,7%
5–15 cm
pH H₂O
8,1
Org. C
6,7g/kg
Clay
25,1%
Sand
26,1%
Silt
48,8%
15–30 cm
pH H₂O
8,1
Org. C
7,4g/kg
Clay
27,2%
Sand
25,3%
Silt
47,5%

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

Land cover

Forest4.8%
Crops60.1%
Built-up4.9%
Bare soil2.2%
Other (grassland, water…)28.1%

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

Hydrology

Computing basins, lakes, rivers…

Human pressure

Pop. density

5hab/km²

Night light

1,8nW

Built-up

486,1%

Pesticides

67,8kg/km²

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