Articles tagged with Water Management
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New Delhi's air pollution is more severe than previously estimated, with particles absorbing atmospheric water vapor leading to significant underestimation of particulate matter levels. The study highlights the importance of considering hygroscopic growth and its impact on air quality assessments.
Consistent sand applications reduce organic matter by diluting thatch, forming a mat layer that contributes to soil carbon sequestration. This practice enhances turfgrass health while tailoring topdressing programs to specific growth patterns.
Researchers found that fog water can be harvested in the Atacama Desert to ease water scarcity affecting vulnerable populations. The collected water can be used for drinking, irrigation, and local food production, with potential yields of up to 300,000 liters per week.
A study of 17,972 wells in Brazil reveals that more than half of the country's rivers could suffer reduced flow due to groundwater seepage. The São Francisco River basin and MATOPIBA region are particularly critical areas, with intensive agricultural activity and climate change exacerbating the problem.
A new analysis of seismic data shows that historic rainfall in 2023 nearly refilled surface reservoirs and shallow aquifers but failed to replenish deeper aquifers, leaving them 25% full. The study developed a new Seismic Drought Index to quantify water deficits at different depths, providing a potential tool for groundwater management.
Researchers have found a new method to remove PFAS from drinking water by heating them with granular activated carbon at 572 degrees Fahrenheit. This process achieves 90% mineralization of the PFAS, breaking them down into harmless inorganic fluorine.
Research reveals that Eurasian Steppe grasslands are more susceptible to drought than North American Great Plains due to lower plant diversity. The study found a 43% reduction in annual productivity in Eurasia compared to a 25% reduction in North America under similar extreme drought conditions.
Researchers have created custom-made adsorbent materials that can pull harmful phosphorus out of water by transforming cyanobacterial biomass into chemically modified activated carbon. The lanthanum-modified materials showed promise in removing excess phosphorus, even at high concentrations.
A study published in Science of the Total Environment found that stormwater detention basins in Northern Virginia face significant salt stress due to road salts. Native plant species, such as cattails, showed promise in tolerating high salt concentrations, but their impact on overall salt removal was limited.
Researchers analyzed tropical storm-related precipitation to understand its impact on local water resources and provide insights into climate predictions. The study aims to help communities prepare for extreme storms and manage water resources before and after the storms.
Researchers have identified a critical link between tropical ocean temperatures and rainfall patterns in the Middle East, shedding light on the complexities of forecasting seasonal weather. The study found that positive phases of the El Niño Southern Oscillation and Indian Ocean Dipole significantly increase rainfall, while negative ph...
A Politecnico study proposes a global model that optimizes agricultural and water resources, making the EAT-Lancet diet a sustainable possibility. The model suggests crop redistribution and trade flow improvements could reduce global cropland by 37-40% and irrigation water use by 78%.
A recent study demonstrates the effectiveness of a new environmental policy, known as the Resident Work (RW) policy, in improving water quality in the Yangtze River Basin. The policy, launched in 2018, involved deploying scientific experts to cities across the region, resulting in significant reductions in total phosphorus concentration.
A recent study found a 59% decrease in river antibiotic pollution due to improved manure recycling and reduced direct discharge. However, this reduction came with an unintended consequence: increased antibiotic leaching into groundwater by 15%, mainly from expanded manure use as fertilizer.
A new publication provides comprehensive guidance for public drinking water system staff on responding to wildfire damage, outlining key findings from previous disasters. The guidance aims to improve detection of chemical contamination, reduce customer notification delays, and restore safe drinking water delivery quickly.
Early online research reveals associations between snowmelt timing, wildfires in Alaska, and rapidly intensifying tropical cyclones. The impact of climate patterns on extreme weather events is a growing concern.
Researchers found that composting aquatic vegetation simultaneously eradicates habitat for disease-carrying snails while improving agricultural output and increasing incomes in northern Senegal. The finding has the potential to aid rural residents caught in a vicious cycle of poverty and disease.
A new UN University study reveals Hurricane Helene's devastating impacts, with over 31,000 buildings affected and $12.5 billion in threatened property value. The disaster highlights the urgent need for investment in resilient infrastructure and improved land-use planning to mitigate future extreme weather events.
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.
A new seven-point strategy devised by international experts outlines steps for safe, equitable, and sustainable global water management. The plan emphasizes local collaboration, community engagement, and inclusive policies to foster peace and security.
A new study calls for the integration of climate resilience into every aspect of the UN SDGs to secure a sustainable future. The researchers propose five key recommendations, including aligning the Paris Agreement's climate objectives with the SDGs and empowering local communities to develop climate-focused policies.
A new study reveals that the San Joaquin Valley in California has been sinking at an average rate of nearly an inch per year between 2006 and 2022. The researchers estimate that the land sank by over 12 inches during the four-year gap in satellite data, highlighting the urgent need for mitigation strategies.
A Kobe University research team analyzes the political repercussions of a proposed underwater curtain to protect Antarctic ice sheets from melting. The team highlights concerns around authority, sovereignty, and security, emphasizing the need for international cooperation to avoid conflict.
A new study warns that Colorado's West Slope basins, supporting a $5 billion agriculture economy, face a potential tipping point due to drought vulnerability. The research suggests that even moderate climate change and streamflow declines can threaten water storage, agriculture, and municipal supplies.
The new system uses AI technology combined with Earth observation data to detect risks of events that might trigger forced displacement, delivering timely alerts ahead of emergencies. It will help humanitarian actors plan and respond more effectively, minimizing response times and avoiding duplication of efforts.
A study by Aliza Fleischer, Yadin Gindin, and Yacov Tsur from the Hebrew University of Jerusalem introduces a new model that integrates recreational freshwater ecosystem services into water allocation decisions. The researchers found that increasing demand for these services leads to significant changes in water diversion, with a 24% r...
A study on Spanish dehesas has developed a tool to model pastureland productivity and water stress, allowing for more efficient grazing management. During severe droughts, grass production can drop by up to 67%, with areas having limited slopes and moderate tree cover being the most productive.
A UTEP student has developed an innovative method to desalinate water, which converts over 90% of salt water to fresh water. The new technique, called salt-free electrodialysis metathesis, uses ion exchange membranes and electrical currents to separate salt from water.
Researchers combined GPS and GRACE-based data to develop a new multivariate drought indicator, which showed strong temporal consistency with traditional drought indicators. This approach enabled the detection of previously unidentified drought events and their cascading impacts on freshwater systems.
New research reveals indoor vertical gardens consume excessive energy, particularly from artificial lighting and ventilation systems. Improving design and energy management can significantly reduce consumption.
A new policy brief argues that citizen scientists are crucial for meeting global water quality targets, providing valuable data and community involvement. Successful case studies show how collaboration with locals can improve water quality monitoring, education, and rapid response.
Researchers have developed AI-enabled detection software that can accurately detect natural debris, litter, or waste blocking culverts. The system can be integrated to existing CCTV systems to provide proactive flood defense, improving safety for response teams.
A study by FAMU-FSU College of Engineering researcher Nasrin Alamdari found that the shape, size, and density of microplastics affect their sinking speed, impacting urban stormwater transport. The research suggests solutions like permeable pavements and green spaces can trap microplastics, reducing pollution.
A recent study published in Global Environmental Change highlights the pressing need for innovative economic strategies to address global water scarcity and pollution. The research found that 71% of the world's population has high existing water security needs, with significant disparities in readiness across regions.
A new study found that climate change may lead to a significant increase in diarrheal disease hospitalizations in Dhaka, Bangladesh, even if global warming targets are met. Hospitalization rates could rise by 4.5-7.4% due to warmer temperatures and worsening water quality.
The project aims to create a Great Lakes-focused microplastic action network using proven reduction strategies and new tools. It will empower communities to identify local pollution sources and mitigate microplastic pollution at a local level.
Snowmelt rates vary by slope orientation and receive varying amounts of solar radiation. The study found that burned south-facing slopes accumulate less snow and melt earlier than other aspects due to increased solar radiation absorption. This understanding will improve models and tools for water managers.
A new study by UN University scientists reveals persistent gender disparities in the global water workforce, with women underrepresented in leadership and decision-making roles. The researchers emphasize the need to close the gender data gap to ensure effective water management and inclusive governance.
A team of researchers from Shibaura Institute of Technology developed a moving particle simulation-aided soil plasticity analysis for earth pressure balance shield tunnelling. The study found that earth pressure is a reliable indicator for analyzing soil plasticity and proposed a computer-aided analysis system that precisely reflects e...
A recent study from the University of Illinois provides new insights into the sources and processes affecting nitrogen load in tile drainage water. The research team found a large legacy pool of nitrate in the soil, resulting in a time lag between when nitrogen is added to the system and when it is exported as nitrate in tile drainage.
Researchers at Ohio State University found that US droughts in the Southwest and rainy extremes in the Northeast are becoming more frequent and severe. The study predicts bigger swings between wetter and drier periods in the mid-United States, straining water management efforts.
Researchers developed a self-healing hydrogel dressing with structural color microspheres that can adhere to wounds under near-infrared irradiation. The composite microspheres promote extracellular matrix deposition, neovascularization, and efficient drug release through visual color changes.
A growing global understanding of drought's impacts, but significant gaps remain in affected communities and developing countries. Long-lasting droughts heighten awareness, while economic factors influence responsiveness to the issue.
Closing Colorado's 'free river conditions' loophole could save millions of cubic meters of water and reduce stress in the region. The loophole allows anyone to take as much water as they want from the river, threatening the success of any payment program for farmers not irrigating their land.
A recent study by University of Washington researchers found that warmer, drier springs account for almost 70% of the discrepancy between predicted and actual streamflow in Colorado. The team's findings suggest that plants rely more on snowmelt during dry springs, leaving less water to flow into nearby streams.
A new study reveals that the Sierra Nevadas are a significant source of groundwater for California's Central Valley aquifer, with some areas relying almost entirely on it. The research found that the groundwater is mixed in age, with some water being as young as 4 years old and others dating back over 40,000 years.
Researchers question the high levels of ice used at summer Olympics, citing potential stress on local resources and lack of evidence-based practices. They advocate for more sustainable approaches and better data on ice consumption.
A newly engineered hydrogel-infused soil system has been developed to capture water from the air and release nutrients, resulting in larger, healthier plants using less water and fertilizer. The technology has shown promising results in experiments, with a 138% increase in stem length compared to regular soil.
A study by the University of Córdoba found that allocating water based on quotas is more effective in managing water consumption in agriculture. This approach reduces economic losses and has a greater social benefit compared to imposing additional taxes on water.
Research reveals native plants and non-native crops attract pests that spread diseases, causing harm to both plant populations. The studies also found viruses transmitted from crops to wild plants, which can have devastating effects on native ecosystems.
Researchers in the Netherlands have developed a self-cooling artificial turf system that stores rainwater under the surface, reducing surface temperatures by up to 35°C. This innovation makes sports fields safer for players and helps mitigate urban flooding, while also offering a durable and low-maintenance alternative to natural grass.
A new study suggests that implementing effective water quality management measures could halve future water scarcity in the Pearl River Basin. The research highlights the importance of addressing water pollution and other environmental factors to mitigate water scarcity and support sustainable development.
Researchers from Johannes Gutenberg University Mainz reconstructed the development of Barbegal's former water mills using carbonate deposits. The study found that wooden water wheels and gutters were replaced every 3-8 years, and the structure was modified to increase water flow.
A recent study identifies areas at risk of waste leakage into aquatic environments, highlighting the need for improved waste management systems and universal waste collection. The research also emphasizes the importance of circular waste management systems to reduce pollution in these ecosystems.
A significant shift in the Nile River's evolution around 4,000 years ago may have contributed to ancient Egypt's agricultural economy prosperity and cultural achievements. The research found that changes in the landscape enlarged arable land near Luxor and improved soil fertility.
A computer model simulates dynamics of barrier island systems over two centuries, showing how human efforts to protect communities affect natural processes. The study finds that successful storm prevention strategies lead to less resilient barriers in the long term.
Researchers at Texas A&M University have developed a more accurate method for tracking reservoir evaporation rates, accounting for factors not considered by current methods. The new algorithm reveals a clear geographic distribution and strong seasonality of evaporation throughout Texas.
A recent study predicts that three million people in Korea could face groundwater depletion by 2080 due to climate change and water overuse. The research analyzed surface and deep groundwater level data from 2009 to 2020, revealing critical spatiotemporal patterns in groundwater levels.
A new study by Virginia Tech researchers reveals that agricultural demand for water is significantly higher than cities, with crops used for feeding cattle being the largest consumers. The researchers also found that reservoir levels are dropping due to overuse and climate change, highlighting the need for efficient water use strategies.
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.