E&E News | Environmental groups filed a lawsuit challenging the Trump administration’s use of “presidential exemptions” that granted 50 chemical plants and refineries two extra years to meet toxic emission limits, arguing the move unlawfully exceeds presidential authority under the Clean Air Act.

NDTV | Research from Delhi University’s Dr. S.K. Dhaka found that post-Diwali pollution spikes were primarily caused by locally used “green crackers,” not stubble burning from neighboring states, revealing that Delhi’s air quality issues are largely local in origin.

Reuters | New Delhi’s air quality reached hazardous levels after Diwali celebrations, with IQAir recording a PM2.5 concentration 59 times above WHO limits and an AQI of 442, making it the most polluted major city in the world despite partial restrictions on firecracker use.

UC Davis Health | UC Davis and Virginia Tech are leading a $40 million ARPA-H–funded project called BRAVE to develop smart-building “smoke alarm” systems that detect airborne pathogens and automatically improve indoor air quality to reduce respiratory illnesses.

Technology Networks | A study in Environment International found that prenatal exposure to fine particulate pollution (PM2.5) slows early brain myelination in newborns, suggesting air pollution may hinder initial stages of brain maturation.

ScienceDirect.com | A long-term study in Ghana found that providing clean LPG cookstoves to pregnant women significantly lowered their blood pressure for up to eight years postpartum, highlighting the cardiovascular benefits of reducing household air pollution.

Times of India | The Commission for Air Quality Management (CAQM) has issued new directives aimed at strengthening pollution control and improving air quality management across the National Capital Region.

The New Indian Express | Experts report that worsening air quality in northern India stems from rising stubble burning across both Indian and Pakistan’s Punjab, with Pakistan recording ten times more farm fires and smoke drifting eastward across the border.

Yahoo | PurpleAir sensors detected elevated particulate pollution across the Bay Area on Saturday, with haze and smoke from Central Valley agricultural burns pushing air quality into the “unhealthy for some” range.

Al Jazeera | For the first time, the G20 summit in Cape Town is prioritizing clean air, addressing global pollution that causes 5.7 million deaths annually amid limited international funding for air quality initiatives.

E&E News | Environmental groups filed a lawsuit challenging the Trump administration’s use of “presidential exemptions” that granted 50 chemical plants and refineries two extra years to meet toxic emission limits, arguing the move unlawfully exceeds presidential authority under the Clean Air Act.

NDTV | Research from Delhi University’s Dr. S.K. Dhaka found that post-Diwali pollution spikes were primarily caused by locally used “green crackers,” not stubble burning from neighboring states, revealing that Delhi’s air quality issues are largely local in origin.

Reuters | New Delhi’s air quality reached hazardous levels after Diwali celebrations, with IQAir recording a PM2.5 concentration 59 times above WHO limits and an AQI of 442, making it the most polluted major city in the world despite partial restrictions on firecracker use.

UC Davis Health | UC Davis and Virginia Tech are leading a $40 million ARPA-H–funded project called BRAVE to develop smart-building “smoke alarm” systems that detect airborne pathogens and automatically improve indoor air quality to reduce respiratory illnesses.

Technology Networks | A study in Environment International found that prenatal exposure to fine particulate pollution (PM2.5) slows early brain myelination in newborns, suggesting air pollution may hinder initial stages of brain maturation.

ScienceDirect.com | A long-term study in Ghana found that providing clean LPG cookstoves to pregnant women significantly lowered their blood pressure for up to eight years postpartum, highlighting the cardiovascular benefits of reducing household air pollution.

Times of India | The Commission for Air Quality Management (CAQM) has issued new directives aimed at strengthening pollution control and improving air quality management across the National Capital Region.

The New Indian Express | Experts report that worsening air quality in northern India stems from rising stubble burning across both Indian and Pakistan’s Punjab, with Pakistan recording ten times more farm fires and smoke drifting eastward across the border.

Yahoo | PurpleAir sensors detected elevated particulate pollution across the Bay Area on Saturday, with haze and smoke from Central Valley agricultural burns pushing air quality into the “unhealthy for some” range.

Al Jazeera | For the first time, the G20 summit in Cape Town is prioritizing clean air, addressing global pollution that causes 5.7 million deaths annually amid limited international funding for air quality initiatives.