A team led by Osamu Takahashi developed a procedure to reproduce the double peak feature of x-ray emission spectroscopy spectra in liquid water. They used molecular dynamics calculations and first principles quantum mechanical calculations to estimate XES spectra, reproducing features such as the double peaks.
Scientists in Saudi Arabia developed a solar-driven system that uses hydrogel to condense water from air while generating electricity. The system successfully grew spinach in a hot climate, producing over 2 liters of water and 1,519 watt-hours of electricity.
A new study suggests that China's pursuit of carbon neutrality could lead to significant water savings, with 24% of industrial water use expected to be saved by 2060. However, some provinces may struggle to meet their water-use targets, and coordinated climate-water strategies are needed to address these challenges.
A study by Politecnico di Milano reveals that large-scale land acquisitions for agriculture lead to increased water scarcity, impacting local users. The research analyzed 160 acquisitions and found that 105 resulted in competition for water, often at the expense of local communities.
A new analysis reveals that approximately 1.3 million Californians, or nearly 3.5% of the population, rely on domestic wells for their water supply, while 370,000 more may be served by contaminated community water systems. Communities of color are disproportionately affected by drinking water contamination.
Researchers studied electron transport through a single water molecule in a C60 cage, revealing multiple tunneling-induced excited states. The findings suggest the transition between ortho- and para-water occurs simultaneously within a minute.
Water exhibits counterintuitive properties when confined to nanometer-size pores, opening avenues for decontamination and crystallization control. The study reveals water's uniqueness compared to other liquids under similar subnanometric confinement.
Marquette University has received a two-year, $3.8 million grant from the U.S. Department of Defense to develop novel technologies for protecting the environment and providing clean drinking water. The 'In Defense of Water' program will focus on four areas: water reuse, disinfection, PFAS removal, and water data fusion.
Researchers have pushed the limit of when water will freeze to -44 C by using soft interfaces like gels or lipids. This discovery has significant implications for climate prediction, cloud conditions, cryopreservation of organs, and technologies exposed to icing conditions.
Researchers at Curtin University found the Sun to be a surprising source of the Earth's water, with solar wind creating water on dust grains carried by asteroids. The study suggests this unaccounted for source provided the remainder of the Earth's water, helping scientists unravel the mystery.
A team of researchers found evidence that solar wind altered the chemical composition of ancient asteroid grains, producing water molecules and providing a possible source for Earth's oceans. The discovery could help future space missions find sources of water on airless worlds.
Researchers developed a tool to monitor and predict water losses in waterfalls based on their soundscapes, allowing environmental managers to balance water diversion and preservation. The study highlights the importance of maintaining a minimum threshold of water flow for waterfall appearance and sound.
Researchers will develop game theoretic models to optimize financial incentives for water conservation, exploring socio-spatial dynamics of water sustainability. The project aims to understand how water users' propensities for cooperative behavior vary over time across river networks.
Researchers emphasize the need for monitoring drinking water for HIV medications, as they can contaminate rivers and streams through wastewater. The lack of regulation on pharmaceuticals in wastewater treatment plants poses a significant challenge in ensuring safe drinking water.
A team at Brookhaven National Laboratory has identified a common industrial catalyst that can efficiently convert methane to methanol with or without water. The findings suggest strategies for improving the water-free conversion, achieving 30% selectivity in the absence of water, and 80% selectivity with water.
A new technology uses compressed coal blocks to purify seawater and produce fresh water, potentially benefiting millions of people worldwide. The system is powered by sunlight and can produce enough water for a family of four, making it a viable solution for economic water shortages.
A team of scientists found that technology adoption as a water-saving method for improving irrigation efficiency is ineffective and can worsen water scarcity. The study suggests that modern irrigation technologies may only achieve a 10-20% saving under ideal conditions.
A new analysis found US states with water shutoff moratoria had significantly lower daily COVID-19 infection and death rates. Comprehensive moratoriums resulted in even greater reductions, suggesting universal access to water can help prevent public health crises.
The study provides a new framework for policymakers to consider drinking water quality data when analyzing environmental justice issues. Communities with higher ratios of Hispanic and/or Black populations were found to have statistically significant increases in cancer risk due to exposure to tap water contamination.
Dawn Martin-Hill, a Canadian cultural anthropologist, has been recognized for her research on the link between water quality, security, and Indigenous community culture and livelihood. Her work focuses on improving water access for the Six Nations of the Grand River, the largest Native reserve in Canada.
The ACC Quality Summit Virtual brings together clinicians, administrators, and quality professionals to translate data into achieving quality care. Key findings include innovative health care strategies and exceptional leadership, as showcased by the 2021 Ray Bahr Award of Excellence winner.
The Bureau of Reclamation has awarded $3.1 million in grants to develop improved water data, modeling and forecasting capabilities for water managers in western states. The selected projects will provide accurate and reliable information to support informed decision-making in a changing climate.
A study found that water dispensers could be a source of organophosphate ester exposure, with OPEs detected in the majority of samples. The researchers estimated daily consumption levels to be below health-risk thresholds, but highlighted the need for future research on suitable tubing materials.
Researchers directly observe hydrogen bonds in water for the first time, revealing effects that could explain water's strange properties and inform life on Earth. The study uses SLAC's MeV-UED to detect subtle molecular movements, providing a new window into understanding water's role in chemical and biological processes.
New research published in PNAS suggests that community-based monitoring can improve water management in rural Costa Rica by reducing groundwater extraction and improving water quality. The program, which used a smartphone application and WhatsApp, showed modest but significant effects after one year.
Researchers at TU Wien developed a model to assess the impact of heavy rainfall and flooding on water quality in riverine floodplains, which are essential for drinking water supplies. The model aims to reduce faecal contaminants from human and animal waste, ensuring safe extraction of drinking water.
Researchers at the University of Texas at Austin tracked water storage in 14 major US aquifers over 15 years, finding that irrigation habits can be managed more effectively in humid regions. The study highlights the importance of surface water in replenishing groundwater, which helps dampen the impacts of irrigation.
A new study from MIT reveals Egypt will import more virtual water than the Nile can provide if current trends continue, threatening the country's water security. The research proposes shifting production to lower-water crops and improving irrigation methods to sustainably manage resources.
Researchers produce aqueous solution with metallic properties for the first time by dropping a tiny droplet of liquid alkali metal alloy into water. The resulting 'metallic water' exhibits characteristic spectroscopic properties, including a golden glow and conduction band.
Researchers at UBCO have developed a data processing technique that expands the effectiveness of fluorescence-based water quality monitoring. This approach addresses the challenge of source-specific models by mapping similarities between water sources, enabling real-time detection of hydrocarbons and pesticides in water.
Researchers at Tel Aviv University found that water generated from air in urban areas complies with drinking water standards. The study showed that wind direction affects water quality and identified distant sources of air pollution in the water.
Researchers developed a synthetic tree to enhance solar steam generation, which can turn solar energy into heat to harvest drinking water. The tree overcomes the limit in capillary force by mimicking transpiration, allowing for increased efficiency and scalability.
Research suggests that more efficient water management, technology, and infrastructure can help achieve development goals in the world's drylands. This study concludes that coherent system-oriented policies and institutions are necessary to support climate change adaptation efforts.
The Mains to Rains website aims to reduce water dependence in gardens by providing tips on saving water such as installing water butts and mulch. The site is part of a KTP between Cranfield and the RHS to promote improved water management practices.
Researchers at the University of Manchester developed graphene-based nanochannels that significantly reduce water friction, leading to enhanced permeation and efficiency in membrane processes. This breakthrough has potential applications in desalination, energy storage, and wastewater treatment.
The Agriculture Sector Technology Roadmap addresses treating and reusing water in agricultural applications, such as irrigation and meat processing. The roadmap identifies various areas of opportunity for using non-traditional water, including recycling drainage from crop fields.
A new study shows that snowflake morays can grab and swallow prey on land thanks to an extra set of jaws in their throats, allowing them to utilize different environments for food resources. This unique feeding mechanism enables at least one species of moray to feed on land without relying on water.
Researchers at Southwest Research Institute are developing a cost-effective method for harvesting water from atmospheric air using silica gel beads. This approach can capture water vapor molecules at low humidity levels, making it a promising solution for communities with limited access to clean water.
Researchers aim to create a sustainable material design framework to mitigate pathogen exposure in drinking water. They will examine graphitic carbon nitride, a non-metal material with antimicrobial properties, to develop a cost-effective solution for treating drinking water.
An international team of researchers has developed a way to replicate a natural process that moves water between cells, mimicking the functions of aquaporins in our bodies. The new channels can carry water faster than current membranes while excluding protons and unwanted molecules.
Researchers found that pollutants can reach groundwater supplies quickly, posing a significant risk to drinking water quality. The study highlights the increased risk of pollution in karst regions with thin soils, such as the Mediterranean region.
The ACS Quality Verification Program utilizes data surveillance, standardized processes, and systems to identify quality improvement issues and improve surgical patient care. The program's 12 standards provide a framework for hospitals to implement robust surgical quality improvement initiatives.
Researchers have developed hybrid materials that combine hydrogels and metal-organic frameworks (MOFs) to optimize water harvesting technologies for various environments. These materials have the potential to provide a sustainable source of water in arid conditions, as well as improve energy efficiency in air conditioning systems.
Researchers found a nanoscale aqueous fluid inclusion containing at least 15% carbon dioxide in the Sutter's Mill meteorite, confirming calcite crystals can contain liquid water and CO2. The discovery provides insights into the origins of the meteorite's parent asteroid and the solar system's early history.
Researchers have developed a novel method to detect and manipulate the terahertz optoacoustic signal of water, enabling sensitive detection of solutes like ions with an order of magnitude greater sensitivity than traditional spectroscopy. This breakthrough allows for nondestructive analysis of aqueous solutions and tissues, opening up ...
Researchers at UniSA have developed a cost-effective method to derive freshwater from seawater or contaminated water through efficient solar evaporation, delivering up to 20 litres of fresh water per square metre per day. The system is built using simple, everyday materials and requires minimal maintenance.
A new study measures US diets' water scarcity footprints, with meat consumption accounting for 31% of the impacts. The top contributor is beef, followed by tree nuts and high-water-intensity fruits and vegetables.
The Bureau of Reclamation released final technical reports supporting the Water Reliability in the West - 2021 SECURE Water Act Report, assessing climate change impacts on 17 western states. The reports provide detailed information on adaptation strategies to increase water supply reliability.
Researchers at Shinshu University developed an affordable portable sensor using lanthanide metal-organic frameworks (MOFs) to detect fluoride levels in drinking water. The device is compatible with local populations and can be produced locally, aiming to improve access to safe water and sanitation for all
A new invention uses sunlight to drive water purification, filtering out lead, oil and pathogens from contaminated water. The device can operate off-grid and is cost-effective and environmentally friendly.
A systematic review of literature found that only 17% of quality improvement articles in PICUs met high standards, highlighting a need for better reporting practices. The study suggests that bringing the KAIZEN philosophy to kid healthcare can improve the timely delivery of medical care.
A new study reveals that regional water scarcity has far-reaching impacts on the global economy, with changes in global demand affecting river basins worldwide. The research found positive and negative economic outcomes in every region considered, depending on factors like water supply and agricultural production.
Researchers create liquid-lubricant surface that encourages tiny water droplets to move spontaneously into larger droplets, enhancing water harvesting. The 'coarsening droplet phenomenon' facilitates rapid collection of water droplets, clearing surfaces for new condensation.
Researchers from McGill University warn of worsening water scarcity in rural Alaska due to climate change. Households often rely on rainwater catchment and grey water recycling, but affordability remains a significant issue, with costs exceeding household income.
A study co-developed with local stakeholders explores regional water scenarios to facilitate rational water resource planning in the extended Lake Victoria Basin. The analysis suggests that water use and withdrawal will increase significantly due to population and GDP growth, coupled with climate change.
A study published in the Journal of the International Society of Sports Nutrition found that drinking electrolyte-enhanced water during and after exercise reduced muscle cramp susceptibility compared to plain water. The researchers suggest that pure water dilutes electrolyte concentration, making muscles more prone to cramps.
A significant portion of Mars's water is still present on the planet, with estimates suggesting 30-99 percent is trapped within minerals in the crust. This discovery challenges the current theory that the Red Planet's water escaped into space due to low gravity.
A new study suggests that up to 99% of Mars' initial water was incorporated into minerals and buried in the planet's crust, not lost to space. Researchers used observational data and modeling to resolve long-standing contradictions about Martian water loss rates.
A new study reveals that bioenergy production without sustainable irrigation management could double global water stress by the end of the century. However, implementing sustainable water management measures can halve this increase, but poses significant tradeoffs and challenges.
A new study reveals that humans use 30% to 50% less water per day than chimpanzees and gorillas. This finding suggests an ancient shift in the human body's ability to conserve water, enabling early humans to venture farther from streams in search of food.