Environment in Eastern and South-Eastern Asia 41 indicators covering environment for Eastern and South-Eastern Asia. IndicatorLatest Year10-yr change Rank Average proportion of Marine Key Biodiversity Areas (KBAs) covered by 34.4% 2025 up 21.4% 13th Average proportion of Terrestrial Key Biodiversity Areas (KBAs) 32.2% 2025 up 18.4% 17th Average proportion of Mountain Key Biodiversity Areas (KBAs) covered 34.5% 2025 up 14.8% 13th Average proportion of Freshwater Key Biodiversity Areas (KBAs) 28.9% 2025 up 21.5% 15th Proportion of population using safely managed drinking water 75.3% 2024 down 1.5% 20th Proportion of population using safely managed sanitation services, by 64.1% 2024 up 37.4% 17th Proportion of population using basic drinking water services, by 95.4% 2024 up 4.9% 17th Proportion of population using basic sanitation services, by location 95.1% 2024 up 15.6% 11th Level of water stress: freshwater withdrawal as a proportion of 30.3% 2023 down 0.6% 11th Water Use Efficiency 21.7 USD/m3 2023 up 52.5% 13th Reservoir minimum water area 20,971 kmsq 2022 up 19.0% 18th Reservoir minimum water area 0.1% 2022 up 19.0% 25th Lakes and rivers seasonal water area 151,679 kmsq 2022 up 27.3% 11th Reservoir maximum water area 0.2% 2022 up 16.0% 24th Reservoir maximum water area 29,966 kmsq 2022 up 16.0% 18th Lakes and rivers permanent water area 0.9% 2022 up 6.1% 20th Lakes and rivers seasonal water area 0.9% 2022 up 27.3% 10th Reservoir minimum water area change 27.3% 2022 up 289.2% 3rd Lakes and rivers permanent water area 142,443 kmsq 2022 up 6.1% 16th Lakes and rivers seasonal water area change 32.2% 2022 up 727.6% 29th Lakes and rivers permanent water area change 11.6% 2022 up 125.4% 14th Forest area certified under an independently verified certification 24,512 ha th 2024 up 40.7% 9th Above-ground biomass in forest 115.97 t per ha 2025 up 6.1% 18th Forest area 484,890 ha th 2025 up 2.6% 13th Forest area as a proportion of total land area 30.3% 2025 up 2.5% 21st Proportion of forest area within legally established protected areas 25.9% 2025 up 2.3% 10th Beach litter originating from national land-based sources that ends 2.95 million tonnes 2022 up 10.7% 3rd Beach litter originating from national land-based sources that ends 31.3% 2022 up 9.7% 14th Proportion of forest area with a long-term management plan 64.7% 2025 up 9.7% 13th Lake water quality turbidity 16.3% 2021 — 25th Lake water quality trophic state 1.9% 2021 — 18th Proportion of children moderately or severely wasted 4.0% 2024 down 2.4% 17th Children moderately or severely wasted 4,438 num th 2024 down 33.0% 8th Electronic waste collected 3.23 million tonnes 2022 up 335.5% 8th Electronic waste collected, per capita 1.38 kg 2022 up 311.9% 14th Electronic waste recycled 3.23 million tonnes 2022 up 335.5% 7th Electronic waste recycled, per capita 1.38 kg 2022 up 311.9% 13th Electronic waste generated, per capita 10.06 kg 2025 up 58.6% 16th Electronic waste generated 23.67 million tonnes 2025 up 63.9% 3rd Proportion of electronic waste recycled 15.6% 2022 up 146.5% 12th Proportion of electronic waste collected 15.6% 2022 up 146.5% 12th