Articles tagged with Pollution Control
A systematic review of air filtration systems found little evidence to support their effectiveness in reducing the risk of viral infections. The study analyzed 32 studies and found no strong evidence that air treatment technologies can protect people from catching airborne respiratory or gastrointestinal infections.
Research from Rutgers University found that air pollution during critical periods of prenatal and early infant development may negatively alter anogenital distance, a measure of hormone exposure. Higher levels of particulate matter (PM2.5) were associated with shorter anogenital length at birth and in males at age one.
A recent study published in ScienceDirect found hundreds of toxic chemicals in recycled plastic pellets from 13 countries. The findings highlight the risks associated with recycling plastics and the need to phase out harmful chemicals. The researchers urge policymakers to take action to limit hazardous chemicals in plastics.
Yu Yang's NSF-funded research aims to reduce vehicle emissions and promote the use of electric bikes and scooters by developing socially informed traffic signal control systems. The project involves a three-pronged method that uses low-cost mobile air-quality sensing, spatial-temporal graph diffusion learning, and reinforcement learnin...
A team of international scientists cautions that reliance on mechanical cleanup devices to address plastic pollution is ineffective and may even harm marine life. They argue that reducing plastic production and consumption is the most cost-effective way to prevent further pollution.
Researchers emphasize the need for a holistic approach to tackle plastic pollution, prioritizing 'upstream' issues such as reducing production and consumption of plastics. The treaty should prioritize early interventions, focusing on ecosystems and chemical simplification.
A new Northwestern University study estimates that approximately 171,000 premature deaths per year are linked to nitrogen dioxide (NO2) exposure, with a disproportionate number occurring in marginalized communities. The study found that NO2 pollution affects predominantly Black census tracts 47% higher than the national average.
A new report highlights Africa's deteriorating air quality, with particulate matter concentration levels five to ten times the World Health Organisation's recommended level. The researchers call for collective efforts, regionally tailored solutions, and global collaboration to tackle this issue.
Researchers used sediment DNA to reconstruct a 100-year history of biodiversity, chemical pollution, and climate change levels in a Danish lake. The study found that pollutants like insecticides and increased temperatures had devastating effects on biodiversity, while suggesting some recovery over the last 20 years.
Research highlights short-term increases in fine particulate air pollution associated with increased health care visits for heart attacks and unstable chest pain. The risk for each cardiac event differs by season, with summer wildfires causing immediate hospitalization needs for chest pain but delayed action for heart attacks.
A new study reveals that methylmercury uptake in phytoplankton is influenced by the presence of thiols in water. Thiols bind mercury strongly, limiting its availability to organisms. This process can result in dramatic enrichment of methylmercury levels in aquatic environments.
A University of Houston research team integrated machine learning with SHAP analysis to identify the city's air pollution sources more accurately. The study found that the oil and gas industry had the highest impact on emissions, while shortwave radiation and relative humidity were key influencing factors for overall ozone concentration.
A new study finds that compressor stations emit pollutants like particulates and VOCs, impacting nearby community health. Continuous air quality monitoring, stricter standards, and community-specific assessments are recommended to protect vulnerable populations.
Scientists from Japan create a new, more efficient form of liquefied stabilized soil from construction waste that can fill narrow spaces and be pumped over long distances. The material has improved flowability and lower environmental impact, making it suitable for large-scale civil engineering projects.
A study found that river plastics can host pathogenic microbes like Pseudomonas aeruginosa and Escherichia, while water samples contained human pathogens. Degraded plastics released more organic compounds, encouraging microbial growth and antimicrobial resistance gene presence.
A study in mice shows that exposure to pollutant mixtures increases health damage and suggests selenium can mitigate this effect by activating antioxidant defenses. Selenium was found to reduce molecular damage caused by the pollutants.
A new study finds that heat-related cardiovascular deaths may more than double in the US by the middle of the century, with elderly and Black adults being most at risk. The projections suggest that reducing greenhouse gas emissions can mitigate this impact, but infrastructure interventions such as increasing tree cover may also be effe...
A new study found that killer whales' diets, rather than location, are more important for pollutant exposure. The research analyzed blubber samples from 162 North Atlantic killer whales and discovered varying diet compositions caused striking differences in contaminant concentrations.
Researchers developed an environmental risk score to assess ALS risk and survival using a blood sample, associating several individual pollutants with disease risk. A mixture of pesticides in the blood significantly increased ALS risk, with those in the highest group having twice the risk as those in the lowest.
Existing UK air pollution regulations will reduce thousands of premature adult deaths, but have limited impact on protecting sensitive ecosystems. The study found that even with the most effective technically feasible measures, air pollution would still harm UK's natural habitats and ecosystems.
Researchers at the University of Houston have discovered that microalgae can be used to sequester carbon dioxide and convert it into mass-produced proteins, lipids, and carbohydrates. This process has the potential to transform food production, treat wastewater, and produce sustainable biofuels.
A WVU team is providing free technical assistance to local industrial facilities to reduce their impact on environmental and community health. The project aims to support businesses in making changes that benefit their communities while maintaining profitability.
New research from MIT found that germicidal UV lights can produce potentially harmful compounds in indoor spaces. The study suggests that the lights should be used with appropriate ventilation to minimize health risks. Researchers emphasize that the new UV lights are not a replacement for ventilation but rather a complement to it.
A University of Otago study found biodegradable plastics can negatively impact wild fish, especially in terms of escape performance and aerobic metabolism. In contrast, bioplastics only affected maximum escape speed, highlighting the need for regulation and control of raw materials used.
Researchers predict a shift from drying to wetting in the Himalayan region due to reduced anthropogenic aerosol emissions, with climate model simulations suggesting increased precipitation throughout High Mountain Asia by the 2040s. This change is primarily driven by human-induced factors, rather than natural variability.
A study using Google Street View cars found hyper-local air pollution hotspots in the Salt Lake Valley, revealing spatial variability and environmental justice issues. The research identified pollution emission sources off-road from traffic and industrial areas.
Researchers at Lund University discovered that certain fungi can 'clean up' their surroundings by catching nanoplastics, reducing their toxic effects. This finding highlights the potential for fungi to mitigate soil pollution and provides hope for a more sustainable future.
A new EWG study reveals that humans can serve as sentinels for understanding the impact of toxic PFAS on wildlife health. The study's findings show that over 625 species, including fish, birds, and mammals, are contaminated with PFAS, highlighting the need to tackle these persistent chemicals.
Researchers found treated sewage discharge to be the best predictor of high nutrient levels and algae blooms in four English rivers, even when agricultural pollution was present. The study highlights the disproportionate impact of sewage on river quality and calls for improved regulations and waste management practices.
Researchers developed a novel composite photocatalyst that selectively targets and degrades sulfamethoxazole in water with high efficiency. The composite's molecularly imprinted sites enhance adsorption of SMX, leading to superior performance.
Scientists have developed a nonrelativistic and nonmagnetic mechanism for generating terahertz waves, harnessing the electrical anisotropy of two conductive oxides. This approach produces signals comparable to commercial terahertz sources and offers a high terahertz conversion efficiency.
A new study confirms that roadside hedges can dramatically reduce air pollution around schools by soaking up ultrafine particles emitted by traffic. Hedges have been found to act as protective barriers, capturing and filtering out harmful particles.
Replacing combustion engines with electric vehicles in Chicago would significantly reduce air pollution, especially in predominantly Black, Hispanic, and Latinx neighborhoods. The study found that electrification of all on-road vehicles could save over 1,000 lives and $10 billion annually.
A University of Houston study found that most of Houston's ozone exceedance is due to transported pollutants from the central and northern US, while local photochemistry contributes to elevated ozone production. The research highlights the importance of reducing emissions at the Houston Ship Channel to mitigate future ozone pollution.
A recent study published in Nature Communications found that global PM2.5 exposure decreased significantly from 2011 to 2019, largely due to China's air quality management efforts. The study used satellite-derived data and a new regional decomposition approach to quantify local and regional contributions to global PM2.5 pollution.
Researchers at CARe argue that taxing pharmaceutical companies is not a feasible solution due to potential economic consequences. Instead, they propose a hybrid framework combining the 'polluter pays' principle with a 'capacity principle,' focusing on solutions rather than assigning blame.
Researchers have developed a sustainable solution to clean contaminated water using 3D-printed 'living material' containing genetically engineered bacteria that produce an enzyme to transform organic pollutants. The material's surface area and geometry optimize bacterial growth and decontamination efficiency.
A new study from Aarhus University reveals that indoor air pollution from candle smoke and cooking fumes can cause irritation and inflammation in young individuals with mild asthma. The research found indications of DNA damage and signs of inflammation in the blood, highlighting the need for proper ventilation when cooking or burning c...
A new study published by the University of Rhode Island's Graduate School of Oceanography reveals extensive microplastic storage in Narragansett Bay, with an estimated 1,000 tons stored in the top 5 cm of its floor. The buildup has occurred over the last 10-20 years, primarily due to littering and runoff of single-use plastic items.
New research from the University of Ottawa's Telfer School of Management suggests that managing public transit projects requires a comprehensive approach considering rational, psychosocial, and political dimensions. This involves engaging stakeholders, including non-users, to ensure societal impact and cost-effectiveness.
A study led by Prof. Yinchang Feng finds that China's recent changes in air quality were primarily driven by emission reduction efforts, particularly the control of coal-related combustion emissions. However, the pace of PM2.5 reduction slowed down in some cities, and ozone pollution worsened in others.
A team of researchers has determined that microplastic particles are present in the marine atmosphere, even in remote parts of the world. The study found that different types of plastics, including polyester and polyethylene terephthalate, were detected in air samples collected from various sites along the Norwegian coast.
The Arctic Monitoring and Assessment Programme (AMAP) has played a vital role in recognizing and mitigating environmental pollution and climate change in the Arctic. Its efforts have led to significant reductions in pollutants in the Arctic and influenced global agreements, inspiring similar initiatives in other regions.
A new study by Goethe University Frankfurt found that effluents from treated wastewater treatment plants alter invertebrate communities in Hesse's waters. Pollution-tolerant taxa like worms and crustaceans increase, while sensitive species like stonefly and caddisfly larvae decline.
A new study found consistent increases in premature cardiovascular disease (CVD) death and disability due to particulate matter air pollution globally. The analysis, published in the Journal of the American Heart Association, revealed a 8.1% rise in age-standardized CVD deaths attributed to outdoor PM pollution between 1990 and 2019.
Researchers found that the proportion of APCD CO2 emissions in CFPPs surged from 0.12% to 1.19% between 2000 and 2020, with desulfurization devices contributing 80% of APCD CO2 emissions. The study proposed measures to enhance APCD energy efficiency and provide low-carbon electricity to tackle this emerging environmental issue.
New research suggests that rising temperatures may offset the impact of increased precipitation on nitrogen runoff, which could lead to reduced aquatic pollution. The study found that warmer temperatures reduce evaporation, allowing more nitrogen to enter waterways, while also affecting microbial life in soil and sediment.
A new study suggests that controlling air pollution could reduce antibiotic resistance, which is responsible for 480,000 premature deaths annually. The analysis indicates a significant link between PM2.5 levels and antibiotic resistance globally.
A large long-term study found exposure to high levels of air pollution is associated with increased community mental health services use among people with dementia. Reducing nitrogen dioxide and particulate matter could help free up resources in overstretched psychiatric services.
A study by Harvard T.H. Chan School of Public Health found that chronic exposure to fine particulate air pollutants (PM2.5) and nitrogen dioxide (NO2) may increase non-lung cancer risk in older adults, with significant associations with colorectal and prostate cancers.
Researchers at Ben-Gurion University have detected the elusive ethyl radical intermediate in the ethane pyrolysis reaction, a key driver of chemical reactions in the plastics and natural gas industries. This discovery could lead to more efficient production of plastics and other chemicals with reduced byproducts and pollution.
A new study identifies reducing ammonia emissions as a cost-effective measure to reduce fine particulate matter concentrations in Europe. Implementing effective measures in the agricultural sector could achieve significant pollution reductions, avoiding 100,000 premature deaths annually.
A new study published in Circulation found that heat waves and high levels of fine particulate pollution can double the risk of fatal heart attacks. The combination of extreme temperatures and fine particulate pollution was associated with an increased risk of heart attack deaths, especially among women and older adults.
Researchers have developed a single-atom catalyst that efficiently removes methane from engine exhaust at low temperatures, even when the engine is starting. The catalyst uses every atom of precious metals and maintains reaction stability at higher temperatures.
Researchers at UBC Okanagan have developed a new method to incorporate used plastic bottles into clay soil stabilization in landfills, strengthening the soil and preventing pollutants from escaping. This innovative approach has the potential to divert millions of metric tons of plastic waste from landfills each year.
A new study finds that living in neighborhoods with higher air pollution, lower walkability, and density are associated with a greater incidence rate of hospitalization due to COVID-19. Neighborhoods with higher public transit quality and access also show a higher incidence rate of hospitalization.
Researchers found large quantities of plastic mulch fragments in strawberry fields, negatively impacting soil qualities and microbial respiration. The study's findings suggest that biodegradable or natural mulches could be alternatives to reduce long-term plastic pollution.
The WVU Pollution Prevention Program provides customized source reduction solutions, training, and digital technologies to minimize waste. The program aims to help businesses achieve carbon neutrality through data-driven modeling and AI-powered adjustments.
A landmark study reveals that more than 90% of global aquaculture and capture fisheries face substantial risks from environmental change. The study highlights the interconnectedness of ecosystems and the need for transboundary collaboration, diversification, and stakeholder engagement to adapt to climate change.
A specially designed garden, rain garden, can capture toxic tire chemicals associated with tires entering waterways by more than 90%. Researchers tested a Vancouver rain garden and found that it captured about 75% of the chemical, preventing it from entering salmon-bearing streams.