Air Quality News

June 13, 2025

Top Headlines

Rivers Are Exhaling Ancient Carbon — and Climate Math Just Changed

June 12, 2025 — Ancient carbon thought to be safely stored underground for millennia is unexpectedly resurfacing literally. A sweeping international study has found that over half of the carbon gases released by rivers come from long-term, old carbon sources like ...

Molecular Link Between Air Pollution and Pregnancy Risks

June 3, 2025 — A new study found exposure to specific tiny particles in air pollution during pregnancy are associated with increased risk of various negative birth ...

Air-Quality Monitoring Underestimates Toxic Emissions to Salton Sea Communities, Study Finds

June 2, 2025 — Researchers showed that hydrogen sulfide, which is associated with numerous health conditions, is emitted from California's largest lake at levels far higher and more frequently than previously ...

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 ...

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

May 29, 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 ...

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 ...

Does Planting Trees Really Help Cool the Planet?

May 29, 2025 — Replanting forests can help cool the planet even more than some scientists once believed, especially in the tropics. But even if every tree lost since the mid-19th century is replanted, the total effect won't cancel out human-generated ...

Scientists Say Microplastics Are 'Silently Spreading from Soil to Salad to Humans'

May 22, 2025 — A review has stressed that agricultural soils now hold around 23 times more microplastics than ...

New Study Analyzes Air Quality Impacts of Wildfire Smoke

May 27, 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 ...

Huge Sea-Urchin Populations Are Overwhelming Hawaii's Coral Reefs

May 28, 2025 — This study measured the growth rate of coral reefs in Honaunau Bay, Hawaii, using on-site data gathering and aerial imagery. Researchers found that the reefs are being eroded by sea urchin populations which have exploded due to overfishing in the ...

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 22, 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 1:17pm EDT

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

May 21, 2025 — A study has found that implementing robust air pollution control measures could mean Southeast Asian countries prevent as many as 36,000 ...

Fool's Gold: A Hidden Climate Stabilizer

May 21, 2025 — Researchers look to extremes in the past to study how the system reacts to imbalances. They detail an overlooked mechanism for how the ocean can help stabilize massive releases of carbon into the ...

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 ...

Forest Management Can Influence Health Benefits

May 20, 2025 — Forests play a crucial role in promoting health and wellbeing, but not all forests provide the same benefits. A large-scale study demonstrates how specific forest characteristics -- such as canopy ...

Bees Facing New Threats, Putting Our Survival and Theirs at Risk

May 19, 2025 — A new report identifies the top 12 emerging threats that could accelerate pollinator losses within the next 5-15 years, according to ten of the world's leading ...

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 ...

Rising Temperatures Lead to Unexpectedly Rapid Carbon Release from Soils

May 16, 2025 — How sensitively does organic carbon stored in soils react to changes in temperature and ...

A Vicious Cycle: How Methane Emissions from Warming Wetlands Could Exacerbate Climate Change

May 15, 2025 — The latest study finds that emissions of the potent greenhouse gas might be higher than previously ...

New Catalyst Boosts Efficiency of CO2 Conversion

May 14, 2025 — Researchers have developed an encapsulated cobalt-nickel alloy that significantly improves the efficiency and durability of high-temperature CO2 conversion, a promising technology for carbon ...

Climate Change Is Turning Coastal Lagoons Into 'Salty Soup'

May 14, 2025 — The impacts of human activity and climate change are coalescing to make coastal lagoons saltier, changing the microbial life they support and the function they play in their ecosystems, according to ...

New Computer Language Helps Spot Hidden Pollutants

May 13, 2025 — Biologists and chemists have a new programming language to uncover previously unknown environmental pollutants at breakneck speed -- without requiring them to ...

Sunlight-Powered System Mimics Plants to Power Carbon Capture

May 12, 2025 — Current methods of capturing and releasing carbon are expensive and so energy-intensive they often require, counterproductively, the use of fossil fuels. Taking inspiration from plants, researchers ...

Helping Birds and Floating Solar Energy Coexist

May 12, 2025 — How might floating solar energy projects impact wild birds and vice versa? A paper outlines key considerations for a growing floating solar ...

Metals and Hormone-Disrupting Substances Pose Real Threat to Sustainable Agriculture and Water Management in Europe

May 9, 2025 — Metals and hormone-disrupting substances such as estrogens present a genuine risk to the sustainability of agriculture and water management in Europe. This research provides new insights into the ...

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 pollutants carbon dioxide (CO2) and nitrogen ...

Bacterium Produces 'Organic Dishwashing Liquid' to Degrade Oil

May 9, 2025 — The marine bacterium Alcanivorax borkumensis feeds on oil, multiplying rapidly in the wake of oil spills, and thereby accelerating the elimination of the pollution, in many cases. It does this by ...

Machine Learning Powers New Approach to Detecting Soil Contaminants

May 9, 2025 — A team of researchers has developed a new strategy for identifying hazardous pollutants in soil -- even ones that have never been isolated or studied in a ...

Mercury Levels in the Atmosphere Have Decreased Throughout the 21st Century

May 8, 2025 — Mercury is released by environmental and human-driven processes. And some forms, specifically methylmercury, are toxic to humans. Therefore, policies and regulations to limit mercury emissions have ...

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 ...

How to Reduce Global CO2 Emissions from Industry

May 8, 2025 — Global emissions of carbon dioxide from industry can be reduced by five per cent. But that requires companies and policy makers to take a holistic approach to energy efficiency and energy management ...

Eco-Friendly Aquatic Robot Is Made from Fish Food

May 8, 2025 — An edible robot leverages a combination of biodegradable fuel and surface tension to zip around the water's surface, creating a safe -- and nutritious -- alternative to environmental monitoring ...

Warming Climate Making Fine Particulate Matter from Wildfires More Deadly and Expensive

May 7, 2025 — Scientists say human-caused climate change led to 15,000 additional early deaths from wildfire air pollution in the continental United States during the 15-year period ending in ...

Feat of 'Dung-Gineering' Turns Cow Manure Into One of World's Most Used Materials

May 7, 2025 — A new technique to extract tiny cellulose strands from cow dung and turn them into manufacturing-grade cellulose, currently used to make everything from surgical masks to food packaging, has been ...

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 ...

The Atmospheric Memory That Feeds Billions of People: Newly Discovered Mechanism for Monsoon Rainfall

May 7, 2025 — Across the globe, monsoon rainfall switches on in spring and off in autumn. Until now, this seasonal pattern was primarily understood as an immediate response to changes in solar radiation. A new ...

Fewer Parasites in the Indian River Lagoon Signal Big Ecosystem Problems

May 7, 2025 — Parasites are crucial indicators of ecosystem health, and their absence can signal trouble. Once pristine, Florida's Indian River Lagoon (IRL) now faces pollution and algal blooms that have ...

Smart Spongy Device Captures Water from Thin Air

May 7, 2025 — Engineers have invented a sponge-like device that captures water from thin air and then releases it in a cup using the sun's energy, even in low humidity where other technologies such as fog ...

Practical New Tool Created for Detecting Nanoplastics and Microplastics in the Environment

May 6, 2025 — A team of researchers has developed a cost-effective, high-throughput technology for detecting nanoplastics and microplastics in the environment. These particles are pervasive, posing health and ...

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 ...