PM2.5

India monthly ambient air quality snapshot: September 2025

China energy and emissions trends: September 2025 snapshot

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

India monthly ambient air quality snapshot: August 2025

China energy and emissions trends: August 2025 snapshot

Why is China’s air pollution shifting west?

China energy and emissions trends: July 2025 snapshot

Mid-year air quality assessment for India: January to June 2025

From scientific evidence to excuses: NEERI and NIAS reports undercut FGD policy with contradictions

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

China energy and emissions trends: April 2025 snapshot

Why China should get tougher on smog

NCAP FY 2024-2025 progress and India monthly ambient air quality snapshot: March 2025

Winter 2025 ambient air quality snapshot for India

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