2019年6月5日,全球共同采取行动对抗空气污染! #蓝天保卫战我是行动者#.
2019年6月5日,全球共同采取行动对抗空气污染! #蓝天保卫战我是行动者#.
Nairobi, 7 September 2024 – The world marked the fifth annual International Day of Clean Air for blue skies today with calls for investment in…
UNEP is helping six countries along the Northern Corridor to cut air pollution and reduce greenhouse gas emissions.