Bulgaria
Country in Europe
In brief
CO₂ emissions, tonnes per person: 5.3 (2024). World rank 155 of 203 (1 = best); in Europe, 21 of 40. Protected areas: 35.6% (2025). World rank 20 of 213 (1 = best); in Europe, 10 of 46. Water stress, share of fresh water withdrawn: 40.2% (2022). World rank 134 of 178 (1 = best); in Europe, 35 of 39. From 2015 to 2025: protected areas 32.8% → 35.6%. Better than all its neighbours (Greece, North Macedonia, Romania, Serbia, and Türkiye): protected areas.