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61,005 resultsShowing papers similar to The Effects of Climate Variation and Anthropogenic Activity on Karst Spring Discharge Based on the Wavelet Coherence Analysis and the Multivariate Statistical
ClearStudy on the Influence of Mining Activities on the Quality of Deep Karst Groundwater Based on Multivariate Statistical Analysis and Hydrochemical Analysis
This study examined how long-term coal mining activities in China affected deep karst groundwater chemistry, finding significant changes to water quality that threaten safe drinking water supply in mining regions.
Understanding the impacts of human wastewater effluent pollution on karst springs using chemical contamination fingerprinting techniques
Researchers used multi-tracer chemical fingerprinting to trace human wastewater contamination into karst spring systems, finding that these highly permeable aquifers rapidly transmit pollutants including pharmaceuticals and potentially microplastics from surface sources to drinking water springs.
Study on the characteristics of water chemistry evolution in typical alpine karst basins
Researchers analyzed water chemistry evolution in alpine karst groundwater systems, tracing how geological and hydrological processes shape ion concentrations and water quality in these vulnerable freshwater sources.
Addressing water resource management challenges in the context of climate change and human influence
This study identifies and documents the key challenges facing water resource management due to the combined pressures of climate change and human activity. Researchers found that droughts, floods, sea-level rise, and pollution are threatening both water quality and public health on a global scale. The study emphasizes that more sustainable approaches to water governance and infrastructure are urgently needed to address the growing gap between water supply and demand.
Does Microplastic Pollution in the Epikarst Environment Coincide with Rainfall Flushes and Copepod Population Dynamics?
Researchers examined whether microplastic pollution in epikarst environments coincides with rainfall flush events and copepod population dynamics, sampling water from karst springs over time to correlate plastic particle concentrations with hydrological and ecological variables. The study found that rainfall-driven infiltration pulses influenced microplastic transport through the karst system, with potential implications for epikarst invertebrate communities.
Topical Collection: International Year of Groundwater—managing future societal and environmental challenges
Researchers and hydrogeologists highlight the growing importance of groundwater in the global water cycle and call for better assessment, management, and public communication strategies to meet the UN's water-related Sustainable Development Goals by 2030.
Study of the Trends of Chemical–Physical Parameters in Different Karst Aquifers: Some Examples from Italian Alps
Researchers installed data-loggers and conducted multi-year chemical and physical monitoring of karst aquifer springs in the Piedmont region of northwestern Italy to characterize how different hydrogeological conditions influence water quality responses to infiltration events. They found that highly karstified aquifers with small saturated zones showed rapid mineralization decreases during flood events, while well-developed saturated zones exhibited piston flow increases in mineralization.
The invisible problem of microplastics and microfibres in karst systems and aquifers: a multidisciplinary approach
This thesis investigates how microplastics and microfibres move through karst (limestone) systems and underground aquifers using a multidisciplinary approach, a concern because karst aquifers supply drinking water to roughly a quarter of the global population and are particularly vulnerable to contamination given their direct hydraulic connections to the surface.
Flux to Flow: a Clearer View of Earth’s Water Cycle Via Neural Networks and Satellite Data
This dissertation developed neural network methods to enhance the spatial resolution of satellite measurements of Earth's water cycle, enabling finer-scale monitoring of hydrological processes such as precipitation, evaporation, and runoff across diverse environments.
A comparison of emerging contaminant fingerprinting techniques to assess the impact of human wastewater on karst groundwater quality
This study compared different methods for detecting human wastewater contamination in vulnerable Irish groundwater aquifers, including microplastics as a potential pollution tracer. Karst aquifers are especially vulnerable because direct connections between surface and groundwater make them easy to contaminate.
Mapping Global Research Trends in Groundwater Quality (2010–2025): a Bibliometric Perspective
Researchers conducted a bibliometric analysis of groundwater quality research published in Scopus between 2010 and 2025, identifying key publication trends, influential authors, and emerging themes including microplastic pollution, extreme event-driven contamination, and AI-based monitoring techniques, while mapping the evolution of interdisciplinary approaches integrating climate science, environmental engineering, and public health.
Interactions of natural and anthropogenic drivers and hydrological processes on local and regional scales: A review of main results of Slovak hydrology from 2019 to 2022
This review synthesizes major results from Slovak hydrological research from 2019 to 2022, examining how natural and anthropogenic drivers interact with hydrological processes at local and regional scales in a country with high spatiotemporal variability in runoff regimes. The authors highlight findings related to extreme floods and droughts, climate change impacts, and advances in monitoring, modelling, and water resources management relevant to Central European hydrology.
Extensive rainfall data analysis: event separation from continuous record, fitting of theoretical distributions, and event-based trend detection
Researchers developed and applied methods for separating discrete rainfall events from continuous records, fitting theoretical probability distributions, and detecting long-term trends in event characteristics, providing tools to better understand how climate change is affecting regional rainfall patterns.
Water cycle modelling strengthened by probabilistic integration of field data for groundwater management of a quite unknown tropical volcanic hydrosystem
Researchers developed a lumped hydrological model for a previously uncharacterized andesitic volcanic hydrosystem on the flanks of Salak volcano in West Java, Indonesia, using electrical resistivity tomography, hydrochemistry, and isotopic analysis to distinguish aquifer types and probabilistically integrate field data for sustainable groundwater management.
Storage-Release Dynamics of Microplastics during rainfall events in Conduit-Fissure Coupled Karst Aquifers
Researchers used high-frequency monitoring in a karst groundwater system in southern China to track how rainfall events mobilize, transport, and store microplastics through conduit-fissure networks, revealing four distinct hydrological stages that sequentially release pre-deposited and newly infiltrated PET and PE fibers into spring water.
Microplastic pollution in vulnerable karst environments: case study from the Slovenian classical karst region
Researchers sampled karst springs, caves, and other habitats in Slovenia's classical karst region and detected microplastics across multiple sites, including springs used for drinking water, raising concerns about plastic contamination of these ecologically sensitive and hydrologically connected underground environments.
Drought and Groundwater Development
This paper is not about microplastics; it is a review or study of groundwater resources and their relationship to drought.
Enhancing groundwater recharge in drinking water protection zones in Flanders (Belgium): A novel approach to assess stormwater managed aquifer recharge potential
Researchers developed a model to estimate how much stormwater runoff in Flanders, Belgium could be directed underground to recharge drinking water aquifers, finding it could supplement natural recharge by an average of 17%. The study suggests urban stormwater harvesting is an underutilized tool for protecting drinking water supplies, though water quality risks need further investigation.
Seasonal dynamics and typology of microplastic pollution in Huixian karst wetland groundwater: Implications for ecosystem health
Researchers tracked microplastic levels in groundwater beneath a karst wetland in China across seasons, finding contamination ranging from about 1 to 49 particles per liter. The unique cave-and-underground-river geology of karst regions allows microplastics to migrate from the surface into groundwater more easily than in other terrains, with agricultural runoff and domestic wastewater identified as the main pollution sources.
Response Time of Vegetation to Drought in Weihe River Basin, China
This is a hydrology study analyzing how vegetation in China's Weihe River Basin responds to drought using satellite vegetation indices; it is not a microplastics research paper.
The impact of on-site wastewater effluent on rural karstified aquifers
This conference abstract examines how on-site wastewater treatment systems in rural karst regions can contaminate groundwater used for drinking. While focused on nutrient and pathogen pollution, the study is relevant because these same systems also release microplastics into vulnerable karst aquifers.
Climatic and anthropogenic regulation of carbon transport and transformation in a karst river-reservoir system
Researchers analyzed dissolved inorganic carbon along a cascade of seven dam reservoirs in a karst river system in southwest China over one hydrological year, finding that cascading dams collectively exert a stronger effect on carbon cycling than single dams, with water temperature and hydraulic retention time jointly controlling how much carbon is retained or transformed.
Groundwater resources: challenges and future opportunities
Researchers reviewed the major challenges and future opportunities in managing groundwater — a critical global water resource — emphasizing that sustainable use requires integrating new technologies, improved governance, and awareness of social, economic, and environmental factors unique to each region.
Quantitative Contributions of Climate and Human Activities to Streamflow and Sediment Load in the Xiliugou Basin of China
Researchers analyzed 30 years of data from the Xiliugou Basin in China to quantify how climate change and human activities have affected streamflow and sediment transport. The study found that human activities, particularly land-use changes, were the dominant factor driving decreases in both streamflow and sediment load, with an abrupt shift occurring around 1997.