Beijing releases the 2025 Ecological Environment Report. The proportion of excellent air quality days exceeds 85% for the first time.

The "Public Report on the Ecological Environment of Beijing in 2025" released by the Beijing Municipal Ecological Environment Bureau on April 2nd shows that in 2025, the annual average concentration of fine particulate matter in Beijing for the first time dropped below 30 micrograms per cubic meter, and the proportion of good air quality days exceeded 85% for the first time. The quality of the water ecological environment continues to improve, with the proportion of Class I to III water quality rivers exceeding 90% for the first time. The quality of the soil ecological environment remains good, and the ecological environment is steadily improving, with significant achievements in the construction of Beautiful Beijing.