Air Pollution News

June 26, 2025

Top Headlines

Gravity, Flipped: How Tiny, Porous Particles Sink Faster in Ocean Snowstorms

June 21, 2025 — In a twist on conventional wisdom, researchers have discovered that in ocean-like fluids with changing density, tiny porous particles can sink faster than larger ones, thanks to how they absorb salt. ...

Forever Chemicals' Toxic Cousin: MCCPs Detected in U. S. Air for First Time

June 18, 2025 — In a surprising twist during an air quality study in Oklahoma, researchers detected MCCPs an industrial pollutant never before measured in the Western Hemisphere's atmosphere. The team suspects these toxic compounds are entering the air through ...

Atmospheric Chemistry Keeps Pollutants in the Air

June 3, 2025 — A new study details processes that keep pollutants aloft despite a drop in ...

Human-Caused Dust Events Are Linked to Fallow Farmland

June 2, 2025 — California Central Valley, which is known for the agriculture that produces much of the nation's fruits, vegetables and nuts, is a major contributor to a growing dust problem that has profound implications for people's health, safety and ...

Rising Soil Nitrous Acid Emissions, Driven by Climate Change and Fertilization, Accelerate Global Ozone Pollution

May 30, 2025 — Ozone pollution is a global environmental concern that not only threatens human health and crop production, but also worsens global warming. While the formation of ozone is often attributed to ...

2021's Hurricane Ida Could Have Been Even Worse for NYC

May 30, 2025 — Hurricane Ida wreaked an estimated $75 billion in total damages and was responsible for 112 fatalities -- including 32 in New Jersey and 16 in New York state. Yet the hurricane could have been even worse in the Big Apple, find ...

Does Outdoor Air Pollution Affect Indoor Air Quality? It Could Depend on Buildings' HVAC

May 30, 2025 — Researchers determined how much outdoor particulate pollution affects indoor air quality. Their study concluded pollution from inversion and dust events is kept out of buildings, but wildfire smoke ...

Portable Sensor Enables Community Lead Detection in Tap Water

May 30, 2025 — Lead contamination in municipal water sources is a consistent threat to public health. Ingesting even tiny amounts of lead can harm the human brain and nervous system -- especially in young children. To empower people to detect lead contamination in ...

An Iron Oxide 'Oxygen Sponge' for Efficient Thermochemical Hydrogen Production

May 29, 2025 — As the world shifts toward sustainable energy sources, 'green hydrogen' - hydrogen produced without emitting carbon - has emerged as a leading candidate for clean power. Scientists have now developed ...

New Study Analyzes Air Quality Impacts of Wildfire Smoke

May 28, 2025 — With wildfires increasing in frequency, severity, and size in the Western U.S., researchers are determined to better understand how smoke impacts air quality, public health, and even the weather. As fires burn, they release enormous amounts of ...

Rapid Simulations of Toxic Particles Could Aid Air Pollution Fight

May 27, 2025 — A pioneering method to simulate how microscopic particles move through the air could boost efforts to combat air pollution, a study ...

Climate Change May Make It Harder to Reduce Smog in Some Regions

May 26, 2025 — A modeling study shows that global warming will make it harder to reduce ground-level ozone, a respiratory irritant that is a key component of smog, by cutting greenhouse gas ...

Latest Headlines

updated 2:24pm EDT

Southeast Asia Could Prevent Up to 36,000 Ozone-Related Early Deaths a Year by 2050 With Stricter Air Pollution Controls

May 24, 2025 — A study has found that implementing robust air pollution control measures could mean Southeast Asian countries prevent as many as 36,000 ...

Scientists Invent Breakthrough Device to Detect Airborne Signs of Disease

May 22, 2025 — If you've ever sat waiting at the doctor's office to give a blood sample, you might have wished there was a way to find the same information without needles. But for all the medical breakthroughs of ...

A New Approach Could Fractionate Crude Oil Using Much Less Energy

May 22, 2025 — Engineers developed a membrane that filters the components of crude oil by their molecular size, an advance that could dramatically reduce the amount of energy needed for crude oil ...

Personal Space Chemistry Suppressed by Perfume and Body Lotion Indoors

May 21, 2025 — In 2022 a team discovered that high levels of OH radicals can be generated indoors, simply due to the presence of people and ozone. This means: People generate their own oxidation field and change ...

Study Reveals Healing the Ozone Hole Helps the Southern Ocean Take Up Carbon

May 16, 2025 — New research suggests that the negative effects of the ozone hole on the carbon uptake of the Southern Ocean are reversible, but only if greenhouse ...

One in Ten Asthma Cases Can Be Avoided With a Better Urban Environment

May 16, 2025 — The combination of air pollution, dense urban development and limited green spaces increases the risk of asthma in both children and ...

Drinking Water, Select Foods Linked to PFAS in California Adults

May 15, 2025 — A new study examined associations between diet, drinking water, and 'legacy' PFAS -- chemicals that were phased out of production in the US in the 2000s -- with blood samples from California ...

Artificial Intelligence and Genetics Can Help Farmers Grow Corn With Less Fertilizer

May 15, 2025 — Scientists are using artificial intelligence to determine which genes collectively govern nitrogen use efficiency in plants such as corn, with the ...

Summer in the City: Urban Heat Release and Local Rainfall

May 13, 2025 — Stifling heat and sticky air often make summertime in the city uncomfortable. Due to the heat island effect, urban areas are significantly warmer than nearby rural areas, even at night. This, ...

Satellite Measures CO2 and NO2 Simultaneously from Power Plant Emissions for the First Time

May 9, 2025 — A research team used the German environmental satellite EnMAP (Environmental Mapping and Analysis Program) to simultaneously detect the two key air ...

Researchers Develop Practical Solution to Reduce Emissions and Improve Air Quality from Brick Manufacturing in Bangladesh

May 8, 2025 — A new study analyzes the results of a randomized controlled trial (RCT) that showed that brick kiln owners in Bangladesh are willing and able to implement cleaner and more efficient business ...

New Study Tracks Air Pollution and CO2 Emissions Across Thousands of Cities Worldwide

May 7, 2025 — In a sweeping new study of more than 13,000 urban areas worldwide, researchers have mapped air pollution levels and carbon dioxide emissions, providing comprehensive global analysis of urban ...

Cutting Greenhouse Gases Will Reduce Number of Deaths from Poor Air Quality

May 6, 2025 — Up to 250,000 deaths from poor air quality could be prevented annually in central and western Europe by 2050 if greenhouse gas emissions are drastically reduced, say ...

Biological Particles May Be Crucial for Inducing Heavy Rain

May 5, 2025 — Atmospheric and climate scientists show that biological particles may induce rain events that could contribute to flooding and snowstorms, owing to their ability to precipitate ice formation in ...

International Experts Lead Calls to Embed Nature in City Infrastructure for Better Health and Climate Resilience

Apr. 30, 2025 — Trees, parks, wetlands and green roofs can no longer be seen as a 'nice-to-have' aesthetic enhancement but a vital component for creating climate-resilient, healthier and more equitable ...

Major Dust-Up for Water in the Colorado River

Apr. 22, 2025 — Dust-on-snow is a major threat to water in the Colorado River, yet no snowmelt forecasts integrate dust-accelerated melt. Using pioneering remote sensing techniques, new research is the first to ...

Early-Life Exposure to Air and Light Pollution Linked to Increased Risk of Pediatric Thyroid Cancer

Apr. 18, 2025 — A new study suggests that early-life exposure to two widespread environmental pollutants -- small particle air pollution and outdoor artificial light at night -- could increase the risk of pediatric ...

Researchers Warn of a Threat to Water Safety from Wildfires

Apr. 17, 2025 — The consequences of wildfires in or near urban areas go beyond the damage to buildings and ecosystems, to the threat of contamination of drinking water according to water quality and treatment ...

Microbes in Brooklyn Superfund Site Teach Lessons on Fighting Industrial Pollution

Apr. 16, 2025 — Using advanced DNA sequence analysis, a research team has discovered that tiny organisms in Brooklyn's highly contaminated Gowanus Canal have developed a comprehensive collection of ...

Study Finds Dramatic Boost in Air Quality from Electrifying Railways

Apr. 16, 2025 — Switching from diesel to electric trains dramatically improved the air quality aboard the San Francisco Bay Area's Caltrain commuter rail line, reducing riders' exposure to the carcinogen ...

Growing Wildflowers on Disused Urban Land Can Damage Bee Health

Apr. 15, 2025 — Wildflowers growing on land previously used for buildings and factories can accumulate lead, arsenic and other metal contaminants from the soil, which are consumed by pollinators as they feed, a new ...

Missing Nitrogen: A Dramatic Game of Cosmic Hide-and-Seek Deep Within Our Planet

Apr. 11, 2025 — Earth's rocky layers are mysteriously low in nitrogen compared with carbon and argon. A scientific team explored our planet's molten youth using advanced quantum mechanical simulations, ...

A Step Toward Cleaner Iron Extraction Using Electricity

Apr. 9, 2025 — Iron and its alloys, such as steel and cast iron, dominate the modern world, and there's growing demand for iron-derived products. Traditionally, blast furnaces transform iron ore into purified ...

Serendipitous Discovery Could Lead to More Efficient Catalysts

Apr. 9, 2025 — Preparing catalysts by sending hot, steamy car exhaust over them could improve their efficiency and reduce the amount of rare and expensive metals required in vehicle catalytic converters and many ...

Smoke from US Wildfires, Prescribed Burns Caused Premature Deaths, Billions in Health Damages

Apr. 8, 2025 — Researchers estimated that smoke from wildfires and prescribed burns caused $200 billion in health damages in 2017, and that these were associated with 20,000 premature deaths. Senior citizens were ...

Rain Barrel Basics: Conserving Water but Not Mosquito Habitats

Apr. 7, 2025 — Researchers surveyed residential rain barrels to determine how often mosquitoes took up residence in rain barrels and what preventative measures would most effectively keep mosquitoes out. Taking ...

Exposure to Air Pollution May Harm Brain Health of Older Adults

Apr. 7, 2025 — Long-term exposure to high levels of air pollution may harm the brain health of older adults in England, finds a new ...

Plant Doctor: An AI System That Watches Over Urban Trees Without Touching a Leaf

Apr. 2, 2025 — Monitoring urban plant health traditionally requires extensive manual labor and botanical expertise, creating challenges for cities facing expanding green spaces, higher population densities, and ...

Rocky Mountain Snow Is Contaminated, Study Shows

Apr. 1, 2025 — Mountain snowpacks accumulate snow throughout the winter, building up stores of water that will supply communities across the American West throughout the long dry season. Now, a new study shows that ...

Surprising Number of Environmental Pollutants in Hedgehogs

Apr. 1, 2025 — Lead, pesticides, brominated flame retardants, plastic additives, polychlorinated biphenyls (PCBs), and heavy metals. This is what researchers found when they collected dead hedgehogs to investigate ...