Haute Vallée De Chevreuse
IUCN VRegional Nature Park · 1985
659 km²
Commune · FRA
Les Essarts-le-Roi
France
CfbTemperate, no dry season, warm summer(100 %)
Area
19,4km²
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…
Climate
Mean T°
10,6°C
Annual rain
710mm
Warmest m°
22,8°C
Coldest m°
0,8°C
Elevation: 170 m on average (min 143 m, max 180 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,6°C
Annual rain
710mm
Warmest month
22,8°C
Coldest month
0,8°C
Mean alt.
170m
Min
143m
Max
180m
Std. dev.
6m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,3
Org. C
28,2g/kg
Clay
25,5%
Sand
24,4%
Silt
50,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Yvelines
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,1
Org. C
51,1g/kg
Clay
24,9%
Sand
24,6%
Silt
50,5%
5–15 cm
pH H₂O
6,3
Org. C
20,1g/kg
Clay
25,1%
Sand
24,0%
Silt
50,8%
15–30 cm
pH H₂O
6,3
Org. C
13,3g/kg
Clay
26,4%
Sand
24,5%
Silt
49,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest22.4%
Crops56.4%
Built-up2.0%
Bare soil0.2%
Other (grassland, water…)19.0%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology
Computing basins, lakes, rivers…
Human pressure
Pop. density
2hab/km²
Night light
1,7nW
Built-up
203,8%
Pesticides
44,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas3
IUCN V · 1IUCN Not Reported · 1IUCN IV · 1
Massif de Rambouillet et zones humides proches
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2006
171 km²
Etangs et rigoles d’Yveline
IUCN IVNational Nature Reserve · 2021
3 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
France-specific data (Phase 2)
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.