Articles tagged with Wastewater
Arup K. SenGupta, a renowned water scientist at Lehigh University, has been honored with the ASCE Freese Award and Lecture for his pioneering work in ion exchange science and technology. He will present on 'Development and Global Application of Hybrid Ion Exchange Processes' during the 2025 World Environmental & Water Resources Congress.
The UK's first water monitoring center is launched to detect disease outbreaks and community health issues. Researchers will analyze wastewater samples from four urban areas, tracking chemicals and biological markers to identify early warning signs of infectious diseases and chronic health conditions.
A study by Eawag and the University of Zurich found that human impacts on biodiversity are widespread and severe, with average species declines of 20% across all biogeographic regions. The composition of species communities is also shifting, with environmental pollution and habitat changes having a particularly negative impact.
The grant aims to develop an electrochemical system capable of recovering uranium from wastewater, improving ecosystem health and addressing uranium security. The project will focus on designing electrode materials for efficient uranium extraction and minimizing toxic waste.
Antimicrobial Resistance (AMR) in wastewater poses a significant threat to human health due to the spread of drug-resistant pathogens. The Microbiology Society's new policy briefing outlines key interventions to tackle AMR in wastewater, including monitoring, stakeholder engagement, and treatment technologies.
A new method for detecting antibiotic resistance genes (ARGs) in wastewater has been developed by researchers, which uses CRISPR-Cas9 technology to enrich ARG fragments and increase detection sensitivity. This enhanced method was found to detect 1189 more ARGs and 61 more ARG families compared to standard metagenomics methods.
Dr. Jonathan Cox warns of the dangers of raw sewage in UK coastal waters, highlighting the risk of gastrointestinal, respiratory, and skin infections to vulnerable groups. He advocates for checking water quality before visiting beaches and praises efforts like the Safer Seas and Rivers Service to combat pollution.
Researchers outline critical safeguards needed to balance public health benefits with Indigenous data sovereignty rights. The study highlights the risks of DNA persistence in wastewater samples, which can reveal sensitive information about community health.
Researchers developed a liquid fertilizer replacing unsustainable chemical fertilizers with organic waste, producing up to 100% of nitrogen and 77% of phosphorus. The method also increases phosphorus solubility by adjusting pH levels.
Researchers at University of California, Merced are using wastewater-based epidemiology to track nicotine use in San Joaquin Valley communities. The project aims to determine trends and levels of nicotine use through chemicals in wastewater, providing valuable insights for public health agencies and tobacco-control researchers.
A study analyzing lithium brine and waste materials found extremely high arsenic levels, potentially threatening local wildlife. The researchers also discovered increasing acidity and boron levels in evaporation pond brine, highlighting the need for sustainable management strategies.
A high number of poliovirus detections in European countries has highlighted the importance of maintaining high vaccination coverage. The virus can be imported into Europe as long as it circulates globally, posing a risk to unvaccinated populations.
Researchers unveiled an innovative system that outperforms conventional filtration methods by combining microbial electrochemical technologies with enhanced biodegradation processes. The biofilter demonstrates significant removal of pharmaceuticals and herbicides, altering their chirality to influence toxicity and biodegradability.
Researchers have found dialysis to be 'astonishingly effective' in separating salts from organic substances in wastewater, reducing environmental impacts and costs. The method mimics medical dialysis technology, eliminating the need for repeated dilutions and fouling, and enabling resource recovery.
Scientists predict the proposed wastewater release into Cape Cod Bay will stay in the bay for at least a month, with seasonal winds affecting its spread. The study used high-resolution ocean circulation models to simulate the plume's behavior and found that the majority of the water will come close to the shore before leaving the bay.
A new study provides a comprehensive breakdown of how water injected into the Permian Basin changes subsurface pressures and causes earthquakes. The research offers insights that oil and gas operators and regulators can use to reduce seismicity and associated hazards.
The Guarani Aquifer, the world's largest cross-border groundwater reservoir, is being overused in São Paulo state, Brazil. The study found that rainwater is insufficient to replenish the aquifer due to increased water withdrawals for human activities.
A team of scientists has developed an aerogel made from chitosan and sodium carboxymethyl cellulose that addresses the dual challenge of tannery wastewater treatment and resource utilization. The aerogel demonstrates exceptional adsorption capacities for Cr(III), Al(III), and Zr(IV) ions, commonly found in tannery effluents.
A new study finds that reducing the depth of wastewater injection can decrease seismic activity, lending further support to this approach. The research suggests that regulatory efforts to backfill some injection wells with cement and reduce volumes have been effective in lowering Oklahoma's induced earthquake rate.
Researchers identified two microbe strains capable of degrading petroleum hydrocarbons, holding promise for treating contaminated marine oil spills. These microorganisms also exhibit potential to reduce the toxicity of oily wastewater, offering a sustainable solution for environmental remediation.
Researchers from Osaka Metropolitan University have discovered a combination of green algae and yeast that enhances wastewater treatment efficiency. The mixture boosts the growth environment, uptake of ammonium and phosphate ions, making it an effective solution for wastewater treatment facilities.
Researchers at the University of Illinois have created an electrochemical strategy to capture, concentrate, and destroy PFAS from water using a single device. The new process combines redox electrodialysis with electrosorption to effectively remove ultra-short-chain PFAS molecules.
A new study finds that pathogens like Listeria and E. coli can survive on microplastics in wastewater treatment plants. These biofilms, called plastispheres, protect the pathogens from treatment processes, highlighting a challenge for safely reusing treated water.
A study from Osaka University found a reliable wastewater surveillance method, tracking regional infection trends with high sensitivity and reproducibility. The research team concluded that at least three samples per week are required for accurate monitoring.
Researchers developed a system using woodchips and biochar to remove nitrogen, phosphorus, and pharmaceuticals from wastewater. The treatment-train approach showed significant removal of pollutants, with the biochar acting like activated carbon to efficiently remove pharmaceutical residues.
A team of researchers has developed a method to extract valuable materials such as biopolymers and phosphorus from wastewater treatment plants. These biomaterials can be used as sustainable alternatives to oil-based products in various industries, including paper production, building materials, and water purification.
The review highlights the potential of cellulose-based materials in purifying wastewater without causing environmental harm. Cellulose can be converted into valuable products like hydrogels, aerogels, and nanocellulose for sustainable water remediation.
Researchers discovered that wastewater bacteria can break down plastic into small pieces called nanoplastics and use a specialized enzyme to further degrade it. The bacteria then use the broken-down plastic as a food source, providing new possibilities for developing bioengineering solutions to clean up difficult-to-remove plastic waste.
Researchers aim to reduce PFAS contamination risk in agriculture by developing monitoring tools and strategies for remediation. The study focuses on comprehensively understanding PFAS uptake and bioaccumulation in plants, advancing strategies for PFAS remediation in biosolid/soil.
Researchers found that stored human urine had little impact on soil bacterial communities, increasing nitrifying and denitrifying groups compared to synthetic fertilizers. The study suggests that recycled urine could enhance agricultural sustainability, reduce wastewater pollution, and decrease reliance on synthetic fertilizers.
A new study from European universities has developed a method to analyze wastewater data from seven major cities, identifying thousands of disease-causing bacteria, viruses, and antimicrobial resistance. This approach can detect potential health threats simultaneously, potentially preventing epidemics from escalating into outbreaks.
The study found H5N1 virus detected in 10 out of 10 cities and 22 out of 23 sites, but no correlation with hospitalizations. The team used viral probe capture to detect viruses in wastewater samples, revealing animal origins of the virus load
A $2.35 million EPA grant will support a two-year OSU project studying 40 US wastewater treatment utilities to understand the impact of treatment processes on antimicrobial resistance markers.
Michigan State University researchers have found a new way to prevent antibiotic resistance by unleashing 'DNA scavengers' in wastewater treatment plants. The enzyme, developed by Syed Hashsham and James Tiedje, breaks up strands of antibiotic-resistant DNA before bacteria can pick them up and take on their properties.
Researchers at Pohang University of Science & Technology have unveiled an eco-friendly method to extract rare metals from semiconductor waste, recovering precious tungsten and assessing its economic viability. The bioleaching process, using a fungus to dissolve metals, is found to be 7% cheaper than traditional methods.
Studies explore converting leftover wastewater from hydrothermal liquefaction into fertilizer for agricultural crops. Using a fungal treatment, researchers found significant increases in nitrate and ammonia concentrations, increasing nutrient availability. The method also removes toxic compounds, enabling circular economy applications.
A survey-based study found that 97% of Japanese respondents are willing to pay for a nationwide wastewater surveillance system, with a median value of $8.83 per household per year. The estimated annual tax would be more than enough to cover system maintenance costs, making the system economically justified.
Astronauts on spacewalks will have access to clean drinking water thanks to a novel urine collection and filtration system for spacesuits. The system recycles urine with an efficiency of 87% through forward and reverse osmosis, providing a continuous supply of potable water.
A deep metagenomic sequencing study in Berlin wastewater reveals common viruses like RSV and flu, seasonal visitors like asparagus-infecting viruses, and astroviruses with potential for gastrointestinal tract infections. The analysis also identifies novel enzymes with biotechnological potential, expanding our knowledge of viral diversity.
Researchers isolated three bacterial strains that produce amylase enzymes from sugar factory waste, showing great potential for production. The optimal conditions for amylase production were found to be 37°C and pH 7.0, leading to increased enzyme activity.
Researchers found that combining aquaponic wastewaters with hydrothermal liquefaction aqueous phase (HTL-AP) solutions up to 8% can support plant growth without inhibiting germination. This alternative nutrient source has the potential to increase circularity in food production systems and reduce reliance on chemical fertilizers.
A new study by Johns Hopkins researchers identifies 92 compounds in biosolids that could pose potential risks to human health and the environment. The team screened 16 samples of biosolids from US and Canadian cities and found a range of contaminants, including pharmaceuticals and industrial chemicals.
A new BU study links sewage overflows to increased risk of acute gastrointestinal illnesses in downstream communities. Residents are at a 62% higher risk of developing AGI within four days after large-volume combined sewer overflows, regardless of drinking water source.
Researchers mapped wastewater flows on farms and found that copper and zinc footbath water causes fluctuations in antibiotic-resistant bacteria in slurry, highlighting opportunities to reduce AMR pollution through proper waste disposal or recycling.
Researchers have found that lithium can be extracted from Pennsylvania wastewater with high efficiency, potentially supplying up to 40% of the country's demand. This could bring the US closer to meeting its goal of producing all lithium domestically by 2030.
A study found that trees along UT's Waller Creek flourish during droughts due to wastewater from leaky city pipes, which also affects tree growth patterns. The research highlights the unintended positive consequences of urbanization on climate-resilience of stream ecosystems.
Four studies document the feasibility of microalgae-based and microbial wastewater treatment methods to remove nutrients like nitrogen and phosphorus. The methods show promise in reducing environmental harm while increasing midwestern seafood production and consumption.
Researchers at NTU Singapore and Temasek Polytechnic develop a new, sustainable feed alternative for farmed Asian seabass, reducing reliance on wild-caught fishmeal. The single cell protein is cultivated from soybean processing wastewater, offering a promising solution to the aquaculture industry's environmental challenges.
Researchers at TU Wien have created a nanofabric filter using waste cellulose that can efficiently remove hazardous dyes from water. The filter, called 'nanoweb', uses a high surface area to bind organic dye molecules, resulting in a 95% removal rate.
A mysterious plasmid, pBI143, found in 90% of human intestines, could be used to identify faecal contamination and offer insights into intestinal diseases. The discovery also highlights the prevalence of 'cryptic' plasmids in human gut microbiota.
A new study from Colorado State University suggests that transitioning to green wastewater-treatment approaches, financed through carbon markets, could save $15.6 billion and reduce CO2-equivalent emissions by 30 million tonnes over 40 years. The research explores the potential economic tradeoffs of switching to green infrastructure an...
Researchers at Flinders University have discovered a novel way to degrade and remove toxic organic chemicals, including azo dyes, from wastewater. A new photocatalytic process powered by ultraviolet light effectively degrades methyl orange into water and carbon dioxide molecules with high degradation efficiency.
Researchers found that warmer water edges out antibiotic-resistant bacteria from wastewater in natural biofilms, suggesting a defense mechanism against their spread. The study suggests temperature can influence microbial competition in rivers.
Researchers detected nearly 73% of hepatitis E virus RNA in wastewater samples from sewage treatment plants. High-throughput sequencing revealed genetic variants that could indicate drug resistance, posing a challenge for treatment.
A new study found that solid waste scales linearly, while wastewater production and greenhouse gas emissions scale superlinearly and sub-linearly, respectively. Cities with higher per-capita GDP generate more waste, highlighting the link between economic growth and waste generation.
A new study reveals high concentrations of PFAS in micro-estuaries, posing significant risks to the environment and human health. The research emphasizes the need for targeted environmental management strategies to protect these critical ecosystems.
Researchers have discovered that wastewater monitoring can detect norovirus outbreaks earlier than traditional surveillance methods, depending on the level of reporting. This novel approach has significant implications for public health strategies, enabling authorities to respond more swiftly and effectively to emerging outbreaks.
A new study finds that cities with higher per-capita GDP generate more waste, while economies of scale reduce greenhouse gas emissions. The research uses scaling theory to analyze waste products from over 1,000 cities worldwide.
Rice University engineers have developed a hybrid urban water supply system that combines conventional, centralized water sources with reclaimed wastewater to save energy and reduce freshwater use. The system is also more resilient against disruptions such as hurricanes and flooding.
Researchers at WVU develop a cotreatment process that reduces demand for chemicals to soften wastewater, allowing treated water to be reused up to 99% of its original volume. The study's findings offer a potential solution to the industry's water use challenge and could close the cycle of treating cooling tower blowdown and reusing it.