Tag

Nitrogen Dioxide

All articles tagged with #nitrogen dioxide

health28 days ago•33 min saved

Invisible Pollutants, Visible Heart Risk: Low-Level Air Pollution Linked to Worse Coronary Disease

A study presented at the Radiological Society of North America’s 2025 meeting finds that long-term exposure to ambient fine particulate matter (PM2.5) and nitrogen dioxide (NO2) is linked to more severe coronary artery disease, even at low exposure levels. Researchers report women showing higher calcium scores and arterial narrowing and men showing higher calcium scores and plaque burden with greater PM2.5 exposure, underscoring the cardiovascular risks of urban air pollution and the rationale for policies to curb vehicle emissions.

via Yahoo|

#air-pollution #coronary-arteries #fine-particulate-matter

health1 month ago•5 min saved

Air Pollution May Raise ALS Risk and Accelerate Its Progression

A JAMA Neurology study (via The Conversation) ties long-term exposure to outdoor air pollution—especially traffic-related PM10 and nitrogen dioxide—to a 20–30% higher risk of developing amyotrophic lateral sclerosis and to faster disease progression in diagnosed patients, notably in motor and respiratory function. The analysis used up-to-10-year air-pollution data at participants’ home addresses and included sibling comparisons to reduce confounding. Limitations include missing data on smoking and indoor pollution. If corroborated, these findings underscore the broader health impact of polluted air and potential avenues for earlier ALS diagnosis and management.

via ScienceAlert|

#air-pollution #als #disease-progression

science-and-technology1 year ago•4 min saved

"Pollutant Key to Advancing Carbon Nanotube Films for Tech Applications"

Skoltech scientists have discovered that treating carbon nanotube films with nitrogen dioxide at 300 degrees Celsius significantly enhances their electrical conductivity, transparency, and stability. This fast, scalable, and wasteless technique could improve the performance of solar panels, touchscreens, and other devices, offering a superior alternative to current doping agents.

via Phys.org|

#carbon-nanotubes #doping-agents #nitrogen-dioxide

environment2 years ago•1 min saved

"Deadly Air: EU Struggles to Combat Rising Pollution and Soaring Death Toll"

Air pollution, specifically fine particulate matter, ozone, and nitrogen-dioxide, caused hundreds of thousands of premature deaths in the European Union (EU) in 2021, falling short of World Health Organization (WHO) recommendations, according to a report by the European Environment Agency. Fine particulate matter was responsible for the most deaths in Poland, Italy, and Germany. While the number of deaths caused by air pollution has decreased since 2005, it remains a significant problem. The EU is urged to adopt and implement legislation to improve air quality and bring it closer to WHO standards.

via DW (English)|

#air-pollution #environment #eu

health2 years ago•1 min saved

Study links air pollution to irregular heartbeats and dangerous conditions.

A study based on nearly 200,000 hospital admissions in China found that spikes in air pollution increase the risk of cardiac arrhythmias, including atrial fibrillation, atrial flutter, premature beats, and supraventricular tachycardia. Nitrogen dioxide had the strongest association with all four types of arrhythmia. The exact impact of air pollution is not clear, but there is some evidence that it causes oxidative stress and inflammation, which can affect the heart’s electrical activity. The study highlights the need to protect at-risk people during heavy air pollution and to reduce overall exposure.

via The Guardian|

#air-pollution #china #health