Ontologia

Commune · TCD

Troa

Chad

BWhArid, desert, hot(100 %)

Species observed

0

Observations

0

Area

811,7km²

Partial data for this territory

Few observations recorded here. Real biodiversity is likely richer.

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

0 distinct species · 0 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

0 obs · 0 cellules

Aucune observation géoréférencée précise (<10 km) dans ce territoire.

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

Climate

Mean T°

24,7°C

Annual rain

336mm

Warmest m°

36,8°C

Coldest m°

11,2°C

Elevation: 956 m on average (min 767 m, max 1 067 m)

Bioclimatic detailsExpert
Annual mean temp.
24,7°C
Annual rain
336mm
Warmest month
36,8°C
Coldest month
11,2°C
Mean alt.
956m
Min
767m
Max
1 067m
Std. dev.
59m
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

7,6

Org. C

4,8g/kg

Clay

20,6%

Sand

60,7%

Silt

18,7%

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

Dominant lithology: suGLiMaggregated to Dar Tama

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,6
Org. C
5,7g/kg
Clay
20,4%
Sand
61,1%
Silt
18,6%
5–15 cm
pH H₂O
7,6
Org. C
5,0g/kg
Clay
20,8%
Sand
60,9%
Silt
18,3%
15–30 cm
pH H₂O
7,6
Org. C
3,6g/kg
Clay
20,7%
Sand
60,2%
Silt
19,1%

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

Land cover

Forest2.3%
Crops19.2%
Built-up0.0%
Bare soil10.8%
Other (grassland, water…)67.7%

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

Hydrology6 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

22,3km

Basins crossed

6

Max stream order

2

Max drainage

6 154km²

Discharge in basins

0,4m³/s

Mean precip.

260mm/an

Mean T°

26,3°C

Moisture idx

-0,88

Mean runoff

13mm/an

Mean elev. (basins)

874m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Built-up

2,8%

Pesticides

0,0kg/km²

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