Ontologia

Distict · BGD

Chittagong

Bangladesh

AmTropical, monsoon(100 %)

Area

4 463,4km²

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°

25,4°C

Annual rain

3 126mm

Warmest m°

30,9°C

Coldest m°

15,2°C

Elevation: 19 m on average (min -25 m, max 176 m)

Bioclimatic detailsExpert
Annual mean temp.
25,4°C
Annual rain
3 126mm
Warmest month
30,9°C
Coldest month
15,2°C
Mean alt.
19m
Min
-25m
Max
176m
Std. dev.
23m
Köppen-Geiger (dominant)
AmTropical, monsoon(100 %)Tropical

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

Soil & lithology

pH H₂O

5,4

Org. C

17,6g/kg

Clay

31,8%

Sand

30,9%

Silt

37,4%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
22,1g/kg
Clay
29,4%
Sand
32,4%
Silt
38,2%
5–15 cm
pH H₂O
5,4
Org. C
18,3g/kg
Clay
31,2%
Sand
31,0%
Silt
37,8%
15–30 cm
pH H₂O
5,4
Org. C
12,5g/kg
Clay
34,6%
Sand
29,2%
Silt
36,1%

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

Land cover

Forest43.6%
Crops28.1%
Built-up2.4%
Bare soil0.7%
Other (grassland, water…)25.2%

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

Hydrology

Computing basins, lakes, rivers…

Human pressure

Pop. density

15hab/km²

Night light

1,7nW

Built-up

241,6%

Pesticides

16,3kg/km²

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

Protected areas4

IUCN IV · 2IUCN II · 2

Chunati

IUCN IV

Wildlife Sanctuary · 1986

84 km²

Hajarikhil

IUCN II

Wildlife Sanctuary · 2010

24 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN

Sub-administrations112