Articles tagged with Pollution Control
A new study estimates that soil stores substantially more mercury than previously thought, with climate change potentially adding even more. The researchers predict that as temperatures increase, vegetation growth will promote the deposition of mercury in the soil, outweighing current control schemes.
Toxic pollution is the single largest cause of death and poor health, killing up to 9 million people each year. Business can play a critical role in addressing it and mitigating its effects by embracing innovations like adaptive construction and alternative energy options.
The NYU Abu Dhabi team has developed a new type of dual-faced membrane that effectively purifies water from contaminants and boasts strong antibacterial properties. The microwave-mediated synthesis method allows precise control over the membrane's properties, enabling efficient removal of pollutants.
A new study quantifies air pollution for NYC subway commuters, revealing disparities in exposure across racial and income groups. The research found that people from lower-income working communities have higher exposures and Black and Hispanic workers experience on average 35% and 23% higher PM2.5 exposure, respectively.
Researchers at Dartmouth College have developed a self-powered pump that uses natural light and chemistry to target and remove specific water pollutants. The pump uses synthetic molecular receptors designed to bond to negatively charged ions, which are then trapped and released in a non-reactive substrate.
Researchers call for coordinated action to address air pollution's complexity, including elevating policy ambition, expanding regulatory scope, and integrating scientific policymaking. The paper highlights urgent need for clean air globally as health harms arise from lower concentrations.
A new study found that certain tree species in NYC, such as oaks and sweetgums, produce high levels of isoprene, which interacts with nitrogen oxides to form ground-level ozone. This could lead to increased respiratory problems if current efforts to reduce nitrogen oxide emissions are not accelerated.
A new study found that microplastics impact plant reproduction, while seawater flooding causes greater tissue death in coastal plants. Combining both stressors amplifies threats to ecosystem wellbeing.
A recent study explores the Clean Air Act and its impact on downwind states, highlighting challenges in regulating interstate air pollution. Downwind states face lengthy response times, infrequent petition acceptance, and burdens of proof in court, making it difficult to effectively address unequal pollution effects.
PSU will lead a three-year project to develop cost-effective filters for washing machines, dishwashers, and clothes dryers to remove microplastics. The project aims to reduce microplastic pollution in coastal communities through education and intervention strategies involving tourism industry partners.
A new study reveals that mining activities pose a significant threat to vertebrate species worldwide, with over 4,642 species at risk. The main drivers of this threat are mining for materials essential to clean energy technologies like lithium, cobalt, and limestone.
The COVID-19 pandemic highlighted the importance of proper ventilation in buildings to prevent airborne infection transmission. Experts recommend developing interdisciplinary knowledge, investing in mechanical ventilation systems, and implementing equivalent ventilation methods for existing buildings.
A new study finds that large warehouses across the US emit 20% more nitrogen dioxide pollution, disproportionately affecting communities of color who live near them. This exposure increases the risk of asthma and other life-threatening health conditions.
The EPIC Air Quality Fund aims to expand access to real-time air quality data to 1 billion people worldwide by 2030, enabling communities to understand pollution levels and drive policy change. The fund, supported by Open Philanthropy, will provide data-driven solutions to address air pollution in Asia, Africa, and Latin America.
Pusan National University researchers introduced FLIT-SHAP, an explainable machine learning approach that breaks down pollutant effects in mixtures. The tool revealed significant synergistic and antagonistic interactions, challenging current approaches to regulating pollutants.
Research from the University of Illinois Chicago found that oil drops can break into smaller droplets at the surface, spreading pollution throughout the ocean. Increasing water viscosity may help prevent this process, making cleanup easier.
Scientists have developed a nanocomposite material with sodium carbonate and nanocarbon to capture carbon dioxide from industrial emissions. The new material shows high CO2 capture capacity and can be regenerated for up to 10 cycles, reducing energy consumption.
A new study published in Nature Communications found that air pollution disproportionately harms pollinators, including bees and butterflies, with a 39% decline in foraging efficiency. In contrast, pest insects were not significantly impacted by elevated air pollution levels.
Researchers at DTU Biosustain have developed a new technique to monitor contamination in bioethanol production, revealing how strain dynamics impact process performance. The study could lead to significant improvements in efficiency and environmental benefits, with potential applications beyond bioethanol production.
A new study has found that exposure to fine particulate matter prior to oocyte retrieval during IVF can reduce the odds of achieving a live birth by almost 40%. The research analysed 3,659 frozen embryo transfers and found that even in areas with excellent air quality, higher PM2.5 exposure was associated with decreased live birth rates.
New research reveals that artificial light at night (ALAN) attracts larval fish to artificially lit environments, reducing their chances of survival. ALAN has been shown to lower fish growth rates, metabolic rates, and overall survival, with serious consequences for fish conservation.
Lehigh University researchers developed a novel spectroscopy technique called modulation excitation spectroscopy (MES) to study selective catalytic reduction (SCR) of nitrogen oxides. The results, published in Nature Communications, reveal the correct reaction pathway and have significant implications for optimizing catalytic converters.
A recent study reveals that nearly 50% of cities worldwide are affected by PM2.5-O3 compound pollution, with significant spatial correlations between the two pollutants. The research proposes a framework for synergistic control measures, leveraging their spatial and chemical interactions to improve urban air quality and public health.
A new study reveals a direct connection between childhood air pollution exposure and adult bronchitis symptoms, suggesting that subtle effects on the respiratory system can persist into adulthood. The research, based on the USC Children's Health Study, found that even when adjusting for asthma or bronchitis symptoms in childhood, expos...
Long-term exposure to air pollution is associated with a higher need for help with lost independence in later life. Traffic-related sources generate the largest and most consistent increases in risk, suggesting controlling air pollution may delay or divert care needs.
A global assessment found that nearly half of the world's largest lakes have lost resilience, with dense populations and pollution being major contributors. However, wealthier regions had healthier lakes, suggesting costly conservation efforts may pay off. Lakes in eastern North America and northern Europe were hit hardest.
A new study reveals that micro- and nanoplastics may boost the risk of non-communicable diseases such as cancer, diabetes, and cardiovascular disease. The tiny particles are absorbed into the human body through food, air, and other sources, potentially leading to increased inflammation and severity of these conditions.
A new study reveals that the East Palestine train accident released inorganic pollutants into the atmosphere, which were found in precipitation across a large geographical area covering at least 16 states. The pollutants also reached southern Canada and North Carolina, posing significant risks to aquatic flora and fauna.
A new study published in JACC: CardioOncology found that air pollution significantly increases cardiovascular disease and mortality in cancer patients, contributing to health disparities. Short-term exposure to high pollution levels rapidly impacts cancer patients' cardiovascular health.
A new study reveals significant declines in atmospheric levels of potent ozone-depleting substances and harmful greenhouse gases, confirming the success of the Montreal Protocol. The findings show a notable reduction in HCFCs, which are also contributing to global warming.
A study by NTU Singapore researchers found that fine particulate matter pollution was associated with approximately 135 million premature deaths globally between 1980 and 2020. The impact of pollution was worsened by climate variability phenomena, leading to a 14% rise in premature deaths.
The 'Air of the Anthropocene' project uses digital light painting and low-cost sensors to create impactful images of air pollution levels in cities across Ethiopia, India, and the UK. The team aims to make invisible air pollution visible and demonstrate its health risks through accessible visuals.
A new study finds that climate change will increase ozone pollution in the US by 2050, with potentially millions more people exposed to dangerously high levels. The study's findings suggest that current emissions reductions efforts may be less effective in meeting air quality standards.
The Luxembourg Institute of Science and Technology is developing affordable gas sensors for environmental monitoring and occupational safety. The €8 million AMUSENS project aims to create portable, cost-effective sensors using nanotechnology and artificial intelligence.
A study from the University of Surrey found that businesses with dynamic capabilities can collaborate better with suppliers to improve environmental practices. MNEs willing to take risks benefit more in addressing simpler environmental challenges like sustainability standards and waste reduction strategies.
A study by Imperial College London researchers shows that focusing on urban sources of fine-particle air pollution can reduce health inequalities in deprived areas. By targeting these sources, the UK population's exposure to PM2.5 air pollution can be reduced, benefiting everyone while alleviating the impact on the most vulnerable.
A new UC Riverside study found that boreal forests in the northern hemisphere are particularly vulnerable to negative effects of cleaning up aerosol pollution. Reducing levels of human-made aerosols causes an increase in wildfires, especially in northern hemisphere forests.
A University of California, Riverside team discovered a chemical process that utilizes salt in wastewater to break down PFAS compounds. This method is efficient at destroying both long- and short-chain PFAS, benefiting municipal and privately owned water providers.
A new study finds that urban office buildings continuously release volatile organic compounds (VOCs) into the outdoors, similar to traffic emissions. The research team measured VOC concentrations in a high-performance office building and found indoor levels 2-15 times higher than outdoors.
A recent study reveals a significant link between PM2.5 air pollution exposure during pregnancy and low birth weight in newborns worldwide, highlighting the urgent need for stricter air pollution controls. The study emphasizes the impact of air quality on prenatal development and draws attention to regional variations in health risks.
A study suggests that reducing plastic pollution by 5% per year can stabilize the level of microplastics in surface oceans. However, even a 20% reduction may not significantly impact existing microplastics levels, which will persist in oceans beyond 2100.
Researchers at Lawrence Berkeley National Laboratory identified 28 trace metals in secondhand and thirdhand tobacco smoke, including cadmium, arsenic, and chromium. The study found that the predicted indoor air concentration for these metals exceeded California's cancer risk guidelines, highlighting the need to understand their contrib...
A recent study reveals that reducing primary emissions has a significant impact on decreasing fine particles and ozone levels in China's North China Plain region. The research, published in Atmospheric and Oceanic Science Letters, found that controlling anthropogenic emissions can effectively mitigate secondary pollution during summer.
A study by Duke and Columbia Universities found that non-white older adults with mild cognitive impairment reside in areas with more environmental injustices than their white peers. The study suggests that location, race, and environmental factors may interact to impact brain health.
Researchers apply hydrophilic polymer coating to nanoparticles, reducing accumulation and toxicity in Caenorhabditis elegans. The coating mitigates NP bioavailability, promoting eco-friendly nanomaterials for environmental remediation.
Satellite-based inversion system shows consistent decline in China's NOx emissions from 2020-2022, largely due to stringent air pollution controls. The industrial and transportation sectors accounted for more than 70% of the total reduction.
A new data center aims to tackle emerging air quality issues in China, providing a comprehensive platform for scientific research and collaboration. The China Air Pollution Data Center (CAPDC) offers high-quality datasets and tools to help combat ozone pollution and other complexities.
A recent study found that approximately 30% of India's PM2.5 air quality improvements can be attributed to favorable meteorological conditions, highlighting the need for additional mitigation measures. The researchers also noted that emissions of key PM2.5 precursors have not decreased and may indicate ineffective or under-enforced pol...
A new AI method developed by Swedish researchers can identify toxic substances based on their chemical structure, potentially replacing animal testing. The method has been shown to be more accurate and broadly applicable than existing computational tools, offering a promising alternative for environmental research and authorities.
The implementation of China's National Action Plan on Air Pollution Prevention and Control resulted in decreased mean daily fine particulate matter (PM2.5) levels between 2013 and 2017. The associated acute health effects on total and circulatory mortality significantly decreased, with a reduced exposure-response relationship observed ...
A new study shows that firms in the US respond differently to political parties in charge, even if policies don't change. Firms located in Republican-governed states spend more on water pollution control than those in Democratic states.
Researchers in Brazil develop semiconductors that efficiently remove toxic substances from real-world textile wastewater using solar energy. The material, inexpensive and easy to produce, has potential applications in industry for wastewater treatment.
A group of 350 scientists from over 60 countries call for a legally binding global treaty to prohibit the production of hazardous plastics chemicals and adopt science-based approaches. They advocate for an independent scientific body with robust conflict of interest policy and regional representation.
Researchers have discovered life-threatening quantities of lead pollution from improperly managed battery waste in off-grid solar technologies in Malawi. The study found that common informal recycling activities for lead-acid batteries release toxic lead pollution, equivalent to more than 100 lethal oral doses per single battery.
A new study from the University of California, Davis found that coal train pollution has significant health effects disproportionately impacting communities of color and low-income populations. The study estimates that six additional deaths may occur annually among exposed populations under severe scenarios.
Volunteers collected nearly nine tonnes of marine litter from beaches across the Seychelles between 2019 and 2023. The clean-ups, led by the University of Plymouth, demonstrate the potential of citizen science to address marine pollution challenges.
High levels of plastic pollution can kill the embryos of a wide range of ocean animals, preventing healthy development in all seven tested species. This study highlights the
A recent study by the University of California - Riverside found that carbon dioxide is driving an increase in the severity and frequency of wildfires by fueling the growth of plants that become kindling. This process occurs because plants use the extra CO2 to make carbohydrates, leading to an increase in biomass that burns.
Researchers developed a framework to measure plastic pollution emissions, estimating Toronto emitted nearly 4,000 tonnes in one year. The approach will help identify major contributors and inform strategies to reduce emissions worldwide.
A new study reveals that retention ponds and wetlands can significantly reduce the amount of tyre particles entering aquatic environments, with an average reduction of 75%. The research found that tyre wear particles outweigh other forms of microplastics, but are also removed in greater quantities.