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Air Pollution 亚博棋牌平台
October 23, 2020

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Marine Biology: Sponges as Biomonitors of Micropollution

Sponges are filter feeders that live on particulate matter -- but they can also ingest microscopic fragments of plastics and other pollutants of anthropogenic origin. They can therefore serve as ...

Severe Air Pollution Drives Food Delivery Consumption and Plastic Waste

When the air outside is bad, office workers are more likely to order food delivery than go out for lunch, which in turn increases plastic waste from food packaging, according to a study by ...

COVID-19 Lockdowns Averted Tens of Thousands of Premature Deaths Related to Air Pollution, Study Finds

Scientists have found that particulate matter concentrations in China dropped by an unprecedented 29.7 percent, and by 17.1 percent in parts of ...

Evidence of Alzheimer's, Parkinson's and MND in Brains of Young People Exposed to Dirty Air

After examining the brainstems of 186 young Mexico City residents aged between 11 months and 27 years of age, researchers, found markers not only of ...
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Tree Rings Show Scale of Arctic Pollution Is Worse Than Previously Thought

The largest-ever study of tree rings from Norilsk in the Russian Arctic has shown that the direct and indirect effects of industrial pollution in the region and beyond are far worse than previously ...

New Knowledge About What Causes Thunderstorms and Cloud Bursts

Thunderstorms often provoke violent cloud bursts that can result in devastating flooding. But what actually spawns thunderstorms and cloud bursts? This question has spurred a new ...

UK Lockdown and Air Pollution: Nitrogen Dioxide Halved but Sulfur Dioxide Doubled

A new study of air pollution in the United Kingdom during the first 100 days of lockdown has revealed that while nitrogen oxide levels were cut by half, levels of sulfur dioxide increased by over 100 ...

First Evidence That Air Pollution Particles and Metals Are Reaching the Placenta

Pollution particles, including metals, have been found in the placentas of fifteen women in London, according to new ...

Unexpected Wildfire Emission Impacts Air Quality Worldwide

During wildfires, nitrous acid plays a leading role -- spiking to levels significantly higher than scientists expected, driving increased ozone pollution and harming air quality, according to a new ...

NASA Monitors Carbon Monoxide from California Wildfires

The observations from Earth orbit show high-altitude concentrations of the gas that are more than 10 times typical ...

Volcanic Ash May Have a Bigger Impact on the Climate Than We Thought

Volcanic ash shuts down air traffic and can sicken people. But a new study suggests that it may also be more important for Earth's climate than scientists once ...

Multiphase Buffering by Ammonia Explains Wide Range of Atmospheric Aerosol Acidity

Anthropogenic ammonia emissions and the water content matter more than dry particle composition for the acidity of atmospheric aerosols in populated ...

New Insight on the Impacts of Earth's Biosphere on Air Quality

A new study provides the first global satellite measurements of one of the most important chemicals affecting Earth's ...

Lockdown Did Not Reduce 'Most Harmful' Type of Air Pollution in Scotland

The significant reduction in vehicle journeys during the COVID-19 lockdown did not reduce the level of toxic fine particles in Scotland's air, according to experts at the University of ...

Pollination: Air Pollution Renders Flower Odors Unattractive to Moths

Researchers showed that tobacco hawkmoths lost attraction to the scent of their preferred flowers when that scent had been altered by ozone. This oxidizing pollutant thus disturbs the chemical ...

Asphalt Adds to Air Pollution, Especially on Hot, Sunny Days

Asphalt is a near-ubiquitous substance -- it's found in roads, on roofs and in driveways -- but its chemical emissions rarely figure into urban air quality management plans. A new study finds ...

How Dangerous Are Burning Electric Cars?

What happens if an electric car burns in a road tunnel or an underground car park? In the Hagerbach test tunnel in Switzerland, researchers and tunnel safety experts set fire to battery cells of ...

How Weather 亚博棋牌平台 Impacts Public Transit Ridership

Researchers found a correlation between words used in media coverage related to weather or air quality, and transit ridership. It's not enough yet to say that media coverage causes changes in ...

Atmospheric Scientists Study Fires to Resolve Ice Question in Climate Models

Black carbon from fires is an important short-term climate driver because it can affect the formation and composition of clouds. Scientists are figuring out ...

Affordable and Scalable Nitrogen Dioxide Sensor

Scientists have developed a highly sensitive, accurate and affordable carbon-based nitrogen dioxide sensor. The gas sensor could provide accurate readings of the nitrogen dioxide levels in the local ...

Negative Emissions Technologies May Not Solve Climate Crisis

Researchers used the Global Change Assessment Model to compare the effects of three negative emissions technologies on global food supply, water use and energy demand. The work looked at the role ...

Ozone Across Northern Hemisphere Increased Over Past 20 Years

In a first-ever study using ozone data from commercial aircraft, researchers found that levels of the pollutant in the lowest part of Earth's atmosphere have increased across the Northern ...

Research Shows Air Pollution Could Play Role in Development of Cardiometabolic Diseases

Air pollution is the world's leading environmental risk factor, and causes more than nine million deaths per year. New research shows air pollution may play a role in the development of ...

February Lockdown in China Caused a Drop in Some Types of Air Pollution, but Not Others

Nitrogen dioxide, which comes from transportation, was half of what would be expected over China in February 2020. Other emissions and cloud properties, however, showed no significant ...

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