Ontologia

Department · TCD

Lac Léré

Chad

AwTropical, savannah(92 %)

Area

4 399,3km²

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°

28,0°C

Annual rain

854mm

Warmest m°

39,5°C

Coldest m°

18,7°C

Elevation: 330 m on average (min 226 m, max 435 m)

Bioclimatic detailsExpert
Annual mean temp.
28,0°C
Annual rain
854mm
Warmest month
39,5°C
Coldest month
18,7°C
Mean alt.
330m
Min
226m
Max
435m
Std. dev.
42m
Köppen-Geiger (dominant)
AwTropical, savannah(92 %)Tropical

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

Soil & lithology

pH H₂O

6,7

Org. C

8,6g/kg

Clay

24,7%

Sand

55,5%

Silt

19,7%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
11,8g/kg
Clay
21,1%
Sand
58,7%
Silt
20,2%
5–15 cm
pH H₂O
6,7
Org. C
8,8g/kg
Clay
24,4%
Sand
55,7%
Silt
19,9%
15–30 cm
pH H₂O
6,7
Org. C
5,3g/kg
Clay
28,7%
Sand
52,2%
Silt
19,0%

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

Land cover

Forest7.5%
Crops36.2%
Built-up0.2%
Bare soil0.4%
Other (grassland, water…)55.6%

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

Hydrology

Computing basins, lakes, rivers…

Human pressure

Pop. density

1hab/km²

Night light

0,0nW

Built-up

16,4%

Pesticides

0,3kg/km²

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

Protected areas2

IUCN IV · 1IUCN Not Reported · 1

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

Sub-administrations5