Articles tagged with Hydrogeology
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A new tool developed by WSU researchers uses artificial intelligence to predict daily and weekly snow-water equivalent, outperforming existing methods for about 90% of locations. The tool provides critical information for short- and long-term water management decisions in the Western US.
New research reveals that land subsidence caused by humans is the main culprit behind delta sinking, posing increased flooding risk to 236 million people. The study identifies groundwater extraction as the dominant cause of subsidence, highlighting the need for urgent local interventions.
A recent study found that nearly every major river delta is experiencing subsidence, with at least some portion sinking faster than the sea level in 18 of the 40 deltas examined. This phenomenon poses a significant threat to the lives of over 236 million people, particularly in regions such as the Mekong and Nile river systems.
A team of geoscientists has identified a massive underground reservoir of freshwater beneath the Great Salt Lake, extending thousands of feet below the playa. The aquifer is believed to contain water dating back to the Ice Age, which could provide a new source for restoring lakebed crusts and reducing dust storms.
A team of researchers, led by Lijing Wang, used field data and modeling to explore the factors influencing mountain headwater streams. They found that evergreen forests act as a buffer for excessive snowmelt flow, while subsurface conditions like permeability control streamflow dynamics.
The latest edition of Geysers: What They Are and How They Work offers fresh insights into the shifting activity and personalities of Yellowstone's iconic geysers. Readers will discover why some erupt with clockwork regularity while others slumber for decades before roaring back to life.
The study found that sand mining in the Mekong River is causing a decline in the reverse flow system that feeds water into Tonlé Sap Lake. The lake is home to 885 species and provides livelihoods for almost two million fishers, but its future is at risk due to the increased extraction rates.
A study published in Water Resources Research reveals that human groundwater pumping has depleted Tucson-area aquifers more than natural climate variation over the past few decades. The research team reconstructed groundwater ages, recharge rates, and water table depths using chemical and isotopic markers.
The Swiss Alps have experienced its fourth greatest shrinkage of glacier ice since 2003, with over 1,000 small glaciers disappearing since 2015. The rapid melting was driven by low snowfall and record-breaking heatwaves in June 2025.
Researchers found that targeted snow monitoring at hotspots can improve water supply predictions in most basins, with typical gains of 11-14% compared to 4%. This approach is more cost-effective than basin-wide surveys and has potential for more accurate forecasts.
A new study led by Professor Jonghun Kam predicts that Pakistan will experience major floods and severe droughts on a periodic basis, exacerbated by accelerating global warming. The AI model forecasts these extreme weather events every 15 years for the upper Indus River, and roughly every 11 years for surrounding rivers.
The EU's Farm to Fork strategy aims to halve the nitrogen surplus by 2030 but calculations show a 10-16% reduction is necessary. Countries like Germany and the Netherlands would need to reduce fertilizer use, while others might see yield losses, impacting food production.
A new global study reveals unprecedented freshwater loss since 2002, with four continental-scale mega-drying regions in the northern hemisphere. The findings warn of severe consequences for water security, agriculture, and sea level rise.
New research reveals that lakes relying on groundwater connections maintain stable water levels and buffer climate change impacts. Shallow lakes are vulnerable to rising temperatures and reduced rainfall due to high evaporation rates.
A new framework identifies key causes of changes affecting river deltas, including climate change, sea level rise, and human activities. The framework provides a basis for prioritizing timely, locally grounded action to address the complex challenges facing these critical ecosystems.
A new study from Tulane University reveals that parts of New Orleans are sinking at an alarming rate, with some areas experiencing up to 2 inches of elevation loss annually. The findings highlight the need for ongoing monitoring and maintenance to ensure the city's flood defenses remain effective.
A groundbreaking expedition aims to validate hypotheses about the origin of freshened groundwater in offshore aquifers. Researchers will collect sediment and water samples from beneath the ocean on the New England Shelf, shedding light on the dynamics of these systems and their influence on nutrient and element cycling.
Researchers from the University of the Basque Country's MikroIker group explored microorganism diversity in Añana Salt Valley springs using molecular techniques. They found that archaea predominate in salty waters and bacteria in brackish waters, with similar microbiological profiles between similarly salinated waters.
A USC study has found a drastic increase in building collapses in Alexandria, Egypt, due to rising sea levels and seawater intrusion. The researchers used a three-pronged approach to assess the impact of shoreline changes on the city's buildings.
A small amount of Arctic groundwater releases an estimated 230 tons of organic carbon per day along Alaska's coastline, contributing to climate change and ocean acidification. This discovery highlights the significant role of freshwater discharge in the Arctic Ocean.
A new analysis finds that sustainable rates of groundwater withdrawal were surpassed 20 years prior to declining groundwater levels being generally recognized. Limiting groundwater pumping rates by nearly half can stabilize groundwater conditions, eliminating drying up of non-irrigation wells and stabilizing environmental flows.
A new study led by the University of Michigan found that traditional stormwater infrastructure design can exacerbate flooding during severe weather events. The problem lies in the failure to recognize flood connectivity, leading to unanticipated interactions between different stormwater systems.
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.
Suprina Shrestha, a UT Arlington graduate student, has been awarded the Marie Sklodowska-Curie Fellowship from the International Atomic Energy Agency. The fellowship aims to support women in studying nuclear-related subjects and will provide financial assistance for her research in isotope hydrology.
The UK is launching four new PhD training centers to boost expertise in environmental science, focusing on flood management, freshwater quality, sustainable mineral resources, and wetland conservation. These centers will support the next generation of researchers who will go on to build careers in research, business, and public service.
New research suggests that rising temperatures may offset the impact of increased precipitation on nitrogen runoff, which could lead to reduced aquatic pollution. The study found that warmer temperatures reduce evaporation, allowing more nitrogen to enter waterways, while also affecting microbial life in soil and sediment.
Researchers at the University of Alabama created a detailed assessment of vulnerability to natural hazards across the continental US. The study found significant differences in vulnerability between neighboring blocks and identified top 10 states with high vulnerability rates, including Minnesota and Ohio.
A team of researchers led by Dr. William Gilhooly III found that viruses are infecting sulfur bacteria, altering their genetic code and influencing their behavior in oxygen-deficient lakes. This discovery opens up new avenues for understanding the impact of viral infections on bacterial ecosystems.
Researchers highlight the importance of human observation of storm events to understand wet weather's impact on the natural world. Direct observation can enhance understanding, incite curiosity, and strengthen bonds with nature, enriching environmental education and inspiring research.
A UC Riverside-led study finds nearly half of domestic well water users in the Central Valley live in disadvantaged communities with high manganese contamination rates. The highest concentrations are found in private, untreated well water systems, posing health risks to fetuses and children.
A recent review study led by UT Austin examines the planet's freshwater supplies and strategies for sustainably managing them. The study emphasizes the importance of recognizing surface water and groundwater as a single resource to ensure future water resilience.
The 57th annual meeting of the Geological Society of America's South-Central Section will take place in Oklahoma, USA, from March 13-14. The event features a diverse program covering various geologic disciplines and includes environmental-related sessions on topics such as hydrogeology and unconventional resources.
Researchers argue that polders are an important part of China's water heritage, reflecting the country's long history of water management. Over 2,500 years, polders have evolved in response to changing societal needs, adapting to agricultural modernisation and urban encroachment.
A new study maps high arsenic levels in groundwater wells across northern Nevada, northeastern California, and western Utah, with over 49,000 users at risk. The model uses geologic, hydrologic, and tectonic variables to predict elevated arsenic levels, particularly in regions like Carson Desert basin and Truckee Meadows.
A team of researchers from Xi'an Jiaotong-Liverpool University and other institutions has identified a flexible and user-friendly model for predicting flood frequency in a changing environment. The fractional polynomial-based regression method is more effective than existing models, which often fail to account for factors like climate ...
A KIT study reveals that low-temperature aquifer thermal energy storage is a promising technology for reducing greenhouse gas emissions from heating and cooling buildings. The study found that over 54% of German territory is suited well or very well for this system, with the potential to increase by 13% by 2100.
The Bureau of Reclamation released a new report evaluating current and emerging snow measurement technologies to enhance water supply forecasting. The report identifies under-utilized emerging technologies with potential to improve forecast accuracy in the near term.
A study by University of Texas at Austin researchers found that narrow but deep channels across the coastal plain landscape play a significant role in moving water, particularly during floods. The channel networks covered over 12,000 square miles and were separated into distinct drainage basins.
Scientists have discovered characteristic breakpoints that alter pollutant concentrations in rivers, impacting global water security. The research sheds light on the behavior of aquatic pollutants in large river systems, including India's River Ganga.
Researchers found that tides play a crucial role in modulating groundwater discharge and coastal salinity, especially during low rainfall periods. Heavy rains and tropical cyclones also impact submarine groundwater discharge, with significant effects on coastal ecosystems and aquaculture.
Research reveals Arctic rivers are discharging much more water than previously thought, with acceleration up to three times higher than estimated. The RADR project assimilates satellite information into hydrologic models for the entire pan-Arctic region.
Researchers at Aarhus University have developed a groundbreaking technology to accurately map and characterize groundwater systems. The new method uses surface-based NMR measurements, enabling detailed hydrogeological and geological analysis in previously inaccessible areas.
A new study analyzes when a low-to-no-snow future might arrive and its implications for water management. If greenhouse gas emissions continue, low-to-no-snow winters will become regular occurrences in the western U.S. in 35 to 60 years.
Researchers confirm that banded iron formations formed through oxidation of ferrous iron, rejecting a newly proposed model. The study provides strong evidence for existing models and our current understanding of these sedimentary rocks.
A study analyzing 303 Texas salamanders found that complex aquifer hydrogeology drives population divergence and speciation. The authors predict that Edwards-Trinity Eurycea may become extinct within 100 years due to habitat loss from groundwater depletion.
Hydrogeologist David Boutt has been named the Birdsall-Dreiss Distinguished Lecturer for 2018 by the Geological Society of America's Hydrogeology Division. He will give a 12-month national and international speaking tour, including stops in Asia, Europe, and South America.
A recent study by hydrologist David Boutt found that upland aquifer systems in New England store about 70% of the region's active and dynamic groundwater. Thin glacial sediments, traditionally neglected as a significant storage reservoir, play an important role in storing water for recharge to alluvial aquifers and base flow to streams.