Health Impact Assessment (HIA)

On 7 September, the United Nations Environment Program (UNEP) holds the International Day of Clean Air for blue skies. This year, the ‘theme of ‘Racing for Air’ emphasises the need to accelerate solutions and collective action to deliver clean air for all.

From data to impact: How evidence is driving the global race for clean air

U.S. embassy AQ data halt: Ramped up government monitoring could save hundreds of millions of dollars  per city

Centre for Research on Energy and Clean Air (CREA), 2025