Ontologia

Subdivision · MLI

Tonka

Mali

BWhArid, desert, hot(100 %)

Area

671,6km²

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°

29,4°C

Annual rain

211mm

Warmest m°

40,9°C

Coldest m°

14,6°C

Elevation: 273 m on average (min 253 m, max 389 m)

Bioclimatic detailsExpert
Annual mean temp.
29,4°C
Annual rain
211mm
Warmest month
40,9°C
Coldest month
14,6°C
Mean alt.
273m
Min
253m
Max
389m
Std. dev.
28m
Köppen-Geiger (dominant)
BWhArid, desert, hot(100 %)Arid

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

Soil & lithology

pH H₂O

7,4

Org. C

6,5g/kg

Clay

34,3%

Sand

39,2%

Silt

26,4%

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

Dominant lithology: suGLiMaggregated to Goundam

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,4
Org. C
7,8g/kg
Clay
32,5%
Sand
40,4%
Silt
27,2%
5–15 cm
pH H₂O
7,4
Org. C
5,9g/kg
Clay
33,4%
Sand
39,8%
Silt
26,8%
15–30 cm
pH H₂O
7,4
Org. C
5,8g/kg
Clay
37,2%
Sand
37,5%
Silt
25,4%

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

Land cover

Forest1.6%
Crops16.3%
Built-up0.3%
Bare soil19.4%
Other (grassland, water…)62.4%

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

28,7%

Pesticides

0,0kg/km²

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

Protected areas2

IUCN Not Reported · 1IUCN IV · 1

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