A Stanford study reveals that installing piped water closer to remote households in Zambia improves the lives of women and girls by reducing fetching time, increasing economic opportunities, and enhancing well-being. Households with piped water spend up to 80% less time fetching water, allowing for more time on productive activities li...
A novel, inexpensive chlorine dispensing device has been developed to improve tap water safety in regions with limited financial resources and infrastructure. The device, which requires no electricity or moving parts, releases measured quantities of chlorine into the water before it exits the tap.
WVU is launching a three-year drinking water testing and community engagement program to educate West Virginians about safe drinking water. The program will focus on several counties, providing free drinking water tests and support for interpreting results.
The team has established a quantum key distribution system over a total distance of 4,600 kilometers for users across China. The system uses trusted relays, ground-based fiber networks, and satellite-to-ground links to achieve unhackable encryption for secure information transfer.
Researchers from the University of Texas at Austin and Penn State have developed a new understanding of desalination membranes, which can clean more water while using significantly less energy. The breakthrough could lead to increased access to clean water and lower water bills for individual homes and large users alike.
A team of researchers led by the University of Tsukuba examined five different stonefly species' eggs to understand their evolutionary relationships. They found that differences in egg structure, such as hard outer membranes and attachment structures, provided insight into the order's ground plan and evolutionary history.
Researchers quantify water usage of landscape plants in arid environments to inform irrigation practices. The study found that mature trees become more water efficient, reducing the need for turfgrass, and that removing turfgrass can lead to significant water savings.
A new permafrost thermal stability map for the Tibetan Plateau has been created with high accuracy, using a combination of ground observation data and remote sensing big data. The map divides the permafrost into five zones, providing critical information for engineering planning and water resource management in the region.
Researchers discovered water's unique properties when confined in a tiny cage, facilitating access to the catalytic center. The team showed that water forms a droplet inside the cage, structurally and dynamically distinct from known phases of water.
Researchers discovered that Arctic ground squirrels recycle their body's own nutrients to survive during long, inactive winters. They convert free nitrogen into amino acids, allowing them to synthesize protein in vital tissues.
A team of researchers from Tokyo Institute of Technology identified key 'water neurons' in the subfornical organ that stimulate water intake when dehydrated. They also found CCK-producing excitatory neurons that activate GABAergic interneurons to suppress thirst under sodium-depleted conditions.
A Cornell University project aims to develop worm-like, soil-swimming robots to sense and record soil properties, water, and root growth. The goal is to improve breeding efforts and soil management to increase food productivity and security.
Scientists have observed the transformation between two liquid states of water at extremely low temperatures and pressures. This breakthrough discovery sheds light on water's unusual behavior and has significant implications for various fields, including biology and desalination.
A Stanford University study uses Zillow and census data to identify residential water use patterns and trends in different community groupings. The research found that income levels do not always correlate with water usage, and that changing community development can impact water consumption patterns.
Recent measurements reveal a surprise increase in dense water sinking near Antarctica, following 50 years of decline. Changes in bottom water formation can impact global climate and deep ocean ecosystems. The study documents an increase in supply of bottom water to the Indian and Pacific Oceans.
A US study found a decline in water usage for most crops and livestock production due to climate change and shifts in consumer demand. Water use decreased by 8.3% for irrigation, but increased for oilseed crops driven by international supply-chain linkages.
A new study reveals that water on Mars is directly transported to the upper atmosphere, where it is converted into atomic hydrogen that escapes to space. The process is more pronounced during dust storms, including the 2018 global dust storm.
Researchers propose that water emerges during planet formation, contradicting previous 'accidental' asteroid collision theory. The study found water on Mars for the first 90 million years of existence, suggesting it was a bioproduct of the planet's formation process.
The water-energy nanogrid is a standalone system that uses solar energy to decontaminate water and generate electricity. Researchers found that the nanofiltration system can successfully desalinate and remove chemicals from local groundwater, making it suitable for remote regions.
A new type of soil created by engineers at the University of Texas at Austin can pull water from the air and distribute it to plants, potentially increasing crop yields in previously inhospitable areas. The hydrogel soil retained up to 40% of its initial water quantity, outperforming sandy soils in dry areas.
A team of KAUST engineers has untangled the roles of water, hydrophobicity, and environmental factors in water electrification. They found that hydrophobic surfaces carry a negative surface charge, which attracts positive ions and repels negative ions from water.
Researchers found that recycled wastewater achieved the best overall results for crop development, yield, and water productivity. Deficit irrigation strategies at 80% capacity also performed well, ensuring maximum water efficiency while maintaining excellent crop growth and yield levels.
Researchers at Penn State used deep learning to clear up noise in radar satellite data, enabling near real-time observation of volcanic movements. The system can build an accurate picture of the land and its movements, spotting potential warning signs like sudden land shifts.
A new optical communications ground station is being built in Western Australia to receive high-speed data transmissions from space. The station will be part of a larger network and support groundbreaking projects, including NASA's Artemis mission.
A new study by Lingling Zhang and Doug J. Chung found that mass media advertising is more influential among independent voters, while grassroots outreach is more effective at reaching a candidate's base. The research also suggests that television advertising can persuade undecided voters to change their minds.
A study by Haizhou Liu and colleagues reveals that corroded cast iron pipes can react with residual disinfectants to form Cr(VI), a known carcinogen. The researchers suggest using less-reactive disinfectants and replacing cast iron pipes with chromium alloy could help mitigate Cr(VI) levels in drinking water.
A team of Penn State researchers has integrated water purification technology into a sea water electrolyzer, which uses an electric current to split apart the hydrogen and oxygen in water molecules. This new method can make it easier to turn wind and solar energy into a storable and portable fuel.
Researchers have made the first-ever measurements of liquid water at extremely cold temperatures, revealing that it exists in two distinct structures that co-exist and vary in proportion dependent on temperature. This discovery provides long-sought experimental data to explain water's bizarre behavior at low temperatures.
Scientists analyzed enstatite chondrites, rare meteorites with primitive composition, to estimate the Earth's initial water content. Their findings indicate that the planet's rocks probably contained enough water to supply three times the amount of oceans, with only a small percentage delivered by comets or asteroids.
A recent study published in Environmental Research Letters suggests that targeted efforts to increase water efficiency can save enough water annually to fill Lake Mead. The research found that some regions and industries have the greatest potential for water savings, with improved water productivity in corn, cotton, and alfalfa contrib...
A new US study reveals that improving water productivity in certain regions and industries can help conserve water. By setting realistic benchmarks, the research found that areas with high water stress have the most potential for water savings, with around half of those gains coming from agriculture and manufacturing sectors.
The COVID-19 pandemic has underscored the critical importance of water security, with nearly a quarter of households in low-income countries struggling to access clean water. Experts are urging policymakers to prioritize behavioral change, knowledge promotion, and investment in water infrastructure to address this pressing issue.
A new study found that Arctic tundra spring phenology has shifted due to a warmer climate, with delays in the start of growing seasons observed at high-latitude regions. The study used multiple remote sensing indices and ground observations from 2000 to 2018 to analyze spatial and temporal variations.
Researchers Rebecca Lybrand and her team studied the interaction between ground-nesting bees and soils in agricultural settings. They found that active nesting sites were present in locations with little to no rock cover and low vegetation, which may provide a suitable habitat for these pollinators.
A new membrane distillation process that uses solar heat to produce drinking water from seawater or wastewater has been developed. The technology can double the production of drinking water compared to existing methods, making it a promising solution for isolated areas without access to potable water.
The Community Water Model is a large-scale hydrological and water resources model that simulates global and regional water availability. It considers various sectors' demands and environmental needs, providing insights into the impact of climate change on water supply.
Researchers detected a critical point in water, where two distinct liquid forms exist at low temperatures and high pressures. The finding explains water's unusual properties, such as expanding when cooled and becoming more compressible.
Researchers used drones with thermal cameras to locate ground-nesting farmland bird nests, identifying a promising conservation tool. The system performed best under cloudy and cold conditions, showing potential for automated nest detection in agricultural practices.
Researchers developed a new aluminum panel that concentrates solar energy to evaporate and purify contaminated water, reducing contaminants to safe levels for drinking. The technology uses a burst of laser pulses to etch the surface of aluminum, creating a super-wicking and light-absorbing surface that can efficiently purify water.
A new laser-based method can evaporate and purify contaminated water with over 100% efficiency, reducing contaminants to safe levels for drinking. The technology uses sunlight to heat water, eliminating microbial pathogens and heavy metals, and is easy to clean and aim.
A new solar-powered water purification technology uses a biomimetic hierarchical steam generator to produce clean drinking water from non-drinkable sources. The device achieves high evaporation rates and efficiency, making it a promising solution for water-scarce areas.
Researchers developed a wood-based steam generator that harnesses solar energy to separate pure water from contaminants. The device uses light-absorbing, water-evaporating top layers and insulating glass bubbles for efficient purification.
A study led by the University of Zurich found that 1.5 billion people will strongly depend on mountain water resources by mid-21st century, up from 7% in the 1960s. Sustainable development and climate action are crucial to ensure mountain areas continue to supply water as 'water towers'.
Researchers tracked guineafowl movement using X-ray technology to study foot patterns below ground. They found that despite varying substrates, the birds' foot movement remained consistent, suggesting fossilized dinosaur tracks could be from the same species.
Researchers found a collective resonance in 11B that explains the mysterious β-delayed proton decay of the neutron halo ground state of 11Be. The resonance has features similar to a nearby proton emission channel, suggesting that it may be involved in a quasi-free decay process.
A new study by Duke University researchers finds that reusing oilfield water in California's Kern County does not pose major health risks. The water can be safely used for irrigation if mixed with surface water, but farmers must plant boron-tolerant crops and monitor soil quality to avoid potential issues.
California cities can rely on six key strategies to provide for growing populations: conserving water through behavioral changes, reusing non-potable water for irrigation, recycling water for drinking, capturing stormwater runoff, and desalinating seawater. These measures can help reduce costs while increasing the state's water supply.
Researchers from Skoltech and German partners measure the electrical conductivity of pure interfacial water, finding it five orders of magnitude higher than bulk water. The discovery sheds light on complex fluids and has implications for electrochemical energy systems, membrane technologies, and nanofluidics.
A recent study by Uppsala University and Princeton University found that gene flow between closely related species of Darwin's finches has affected their beak morphology. The researchers observed a convergence in beak shape among hybrids, which they attributed to gene flow from the medium ground finch to the common cactus finch.
Researchers assess proposals for water roads in Chile, considering impacts on ecosystems and human consumption amid climate change and water scarcity
Researchers have accurately described the interaction energy among three water molecules for the first time. The study uses advanced spectroscopy and quantum calculations to analyze the intermolecular vibrations of water trimers.
A team of international researchers has provided a mineralogy lab study for water-rich exoplanets, revealing an unexpected new solid phase with silicon, hydrogen, and oxygen. The findings suggest that the distinction between water and rock layers in these planets may be 'fuzzy' at high pressure and temperature.
A new study reveals that China's water use has been decelerating since the 1970s, thanks to the adoption of water-conserving technologies. The study found that irrigation and industrial water recycling drove this reduction, offsetting the increase in water use driven by economic growth.
A new study found that China's water use has decelerated since the 1980s due to the adoption of efficient irrigation techniques and industrial water recycling technologies. However, uncertainties remain due to land institution transitions, urbanization, and potential increased water use in intensive farming and industrial sectors.
Researchers discovered that plant circadian clocks play a critical role in water consumption, allowing plants to use resources more efficiently. The study found that altering circadian rhythms can improve water use efficiency without compromising plant growth.
The Collaborative Water-Energy Research Center (CoWERC) aims to reduce energy needed for desalination, improve water recovery and support safe water reuse through research, development and commercialization of new technologies. CoWERC will enable the creation of energy-water systems that could be implemented worldwide.
A new study published in Nature Sustainability shows that irrigation of cattle feed crops is the leading driver of water shortages and fish imperilment in the Western United States. Sixty fish species are at an elevated risk of global extinction due to flow depletion, primarily caused by irrigation of cattle-feed crops.
A new method has been proposed to swiftly and accurately detect underground water leaks in transmission mains. By assimilating data from pressure sensors into a mathematical model, the researchers claim faster results with higher accuracy than current methods, reducing computational costs and improving speed.
Researchers at the University of Texas at Austin found that oil plays produce significantly more water than natural gas plays, posing a challenge for managing produced water. The studies project water demand and produced water volumes for eight major oil-producing areas in the US.
A study found that drinking water quality in homes differs by room and changes with seasons, raising concerns about water safety. Researchers collected data 58 times at a single house over a year, logging 222,000 hours and 2.4 billion records.