Environment in Saint Barthelemy 33 indicators covering environment for Saint Barthelemy. IndicatorLatest Year10-yr change Rank Forest area 170 hectares 2025 unchanged 226th Share of global forest area 0.0% 2025 up 1.0% 226th Change in domestic forest area vs. deforestation embedded in imported goods 0 hectares 2025 — 85th Annual change in forest area vs. GDP per capita 0.0% 2025 — 84th Annual change in forest area 0 hectares 2025 — 85th Annual change in forest area as a share of forest area 0.0% 2025 — 85th Exposure to outdoor air pollution 6.6 µg/m³ 2024 down 4.3% 201st Exposure to air pollution from human sources 2.76 micrograms per cubic meter 2024 up 6.2% 212th Using improved water sources: urban vs. rural population 100.0% 2024 up 0.2% 1st Share of urban population using at least basic water services 100.0% 2024 up 0.2% 1st Using at least basic drinking water sources in urban vs. rural areas 100.0% 2024 up 0.2% 1st Using improved drinking water sources vs. GDP per capita 100.0% 2024 up 0.2% 1st Share of the population using improved water sources 100.0% 2024 up 0.2% 1st Share of population not using improved drinking water sources 0.0% 2024 down 100.0% 182nd People not using improved drinking water sources 0 people 2024 down 100.0% 182nd People using at least a basic drinking water source 11,258 people 2024 up 19.4% 223rd Share of population using at least a basic drinking water source 100.0% 2024 up 0.2% 1st People not using safely managed drinking water sources 0 people 2024 down 100.0% 152nd Drinking water service usage 100.0% 2024 up 0.2% 1st Share using safely managed drinking water 100.0% 2024 up 0.2% 1st Protected area coverage of marine key biodiversity areas 75.8% 2025 unchanged 40th Share of terrestrial Key Biodiversity Areas that are protected 51.7% 2025 unchanged 102nd Drinking water usage in urban areas 0 people 2024 — 84th People using improved drinking water sources 0 people 2024 down 100.0% 193rd Drinking water services 0 people 2024 — 119th Share of urban and rural population using safely managed drinking water 100.0% 2024 up 0.2% 1st Using safely managed drinking water in urban vs. rural areas 100.0% 2024 up 0.2% 1st Forest certified for sustainable use 0 thousands of hectares 2024 — 85th Exposure to outdoor air pollution in urban areas 7.82 micrograms per cubic meter 2023 down 21.0% 188th Above-ground forest biomass 117.65 tonnes per hectare 2025 unchanged 99th Share of forest area within protected areas 0.0% 2025 — 190th Share of forest with a long-term management plan 0.0% 2025 — 124th Annual afforestation 0 hectares per year 2020 — 67th