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Showing 11001 to 11050 of 22070 works
ESTIMATION OF TOTAL GROUNDWATER RESERVES AND DELINEATION OF WEATHERED/FAULT ZONES FOR AQUIFER POTENTIAL: A CASE STUDY F…
Unplanned urban growth exerts significant stresses on the underlying aquifers in terms of increasing the groundwater extraction and reducing the surface area for aquifer recharge.…
Thermal History of the Earth: On the Importance of Surface Processes and the Size of Tectonic Plates
Geochemical constraints on mantle temperature indicate a regular decrease by around 250 K since 3 Ga. However models of Earth’s cooling that rely on scaling laws for thermal conve…
Influence of thermal stratification on seasonal net ecosystem production and dissolved inorganic carbon in a shallow su…
Thermal stratification is a key physical process controlling carbon flux from lakes to the atmosphere. Vertical profiles in shallow subtropical lakes can vary greatly because typh…
Thermal histories of k-feldspar from granites located in the central and northern Menderes Massif, western Turkey: Impl…
Evidence of syntectonic magmatism associated with onset extension and unroofing of the Menderes Massif metamorphic core complex, western Turkey, is well documented. The Salihli an…
Analytical long-profile models of coupled glacial-fluvial networks
Analytical long-profile models of fluvial incision are fundamental in geomorphology, however, analogous models are missing for glaciers, despite the fact that glaciers are an impo…
Orbit-Spin Coupling Torques and Martian Dust Storm Activity in MY34 and MY 35
One global-scale dust storm and two larger-than-average regional-scale dust storms have been recorded by spacecraft observations within the dust seasons of the past two Mars years…
Long-range Forecasting as a Past Value Problem: Using Scaling to Untangle Correlations and Causality
Conventional long-range weather prediction is an initial value problem that uses the current state of the atmosphere to produce ensemble forecasts. Purely stochastic predictions f…
Sea Level Change, Anaerobic Methane Oxidation, and the Glacial-Interglacial Phosphorus Cycle
The oceanic phosphorus cycle describes how phosphorus moves through the ocean, accumulates with the sediments on the sea floor, and participates in biogeochemical reactions. We pr…
Partial coupling and earthquake potential along the Xianshuihe Fault, China
The left-lateral Xianshuihe Fault is located at the eastern boundary of the Tibetan Plateau and is one of the most active faults in China. It is associated with substantial seismi…
Titan's Induced magnetosphere from plasma wave, magnetic field and particle observations
Cassini plasma wave and charged particle observations are combined with magnetometer measurements to investigate Titan’s induced magnetosphere. Electric field emissions close to T…
Connecting Land-Atmosphere Interactions to Surface Heterogeneity in CHEESEHEAD 2019
The Chequamegon Heterogeneous Ecosystem Energy-balance Study Enabled by a High-density Extensive Array of Detectors 2019 (CHEESEHEAD19) is an ongoing National Science Foundation p…
Outsize Influence of Central American Orography on Global Climate
General Circulation Models (GCMs) exhibit substantial biases in their simulation of tropical climate. One particularly problematic bias exists in GCMs’ simulation of the tropical …
Sediment Connectivity: A Framework for Analyzing Coastal Sediment Transport Pathways
Connectivity provides a framework for analyzing coastal sediment transport pathways, building on conceptual advances in graph theory from other scientific disciplines. Connectivit…
Implications of Precipitation Particle Properties for Improved Understanding of Ice-Nucleating Particles in West Texas
This study was conducted to assess precipitation particle properties, including ice-nucleating particle (INP) concentration (L^-1 Air), in West Texas, where the semi-arid climate …
Critically-stressed reservoir stimulation direction via stress preconditioning in horizontal EGS doublets
In this work, it is suggested numerically that it is possible to direct shear stimulation treatments in critically-stressed reservoirs. This would aid in the creation of Enhanced …
P-wave tomography beneath Greenland and surrounding regions-II. Lower mantle
We study the 3-D P-wave velocity (Vp) structure of the lower mantle beneath Greenland and surrounding regions using the latest P-wave arrival-time data. The Greenland Ice Sheet Mo…
Designing a radiative antidote to CO2
Previous results indicate that the global hydrological cycle is more sensitive to Solar Radiation Modification (SRM) than is the surface temperature. Thus, it is expected that res…
The Effects of Different Drivers on the Induced Martian Magnetosphere Boundary: A Case Study of September 2017
The Magnetic Pileup Boundary or Induced Magnetosphere Boundary (IMB) has been an enigma in Mars aeronomy. Previously dubbed the planetopause, magnetopause, ion-composition boundar…
Drainage area, bedrock fracture spacing, and weathering controls on landscape-scale patterns in surface sediment grain …
Sediment grain size links sediment production, weathering, and fining from fractured bedrock on hillslopes to river incision and landscape relief. Yet, models of sediment grain si…
A global flood risk modeling framework built with climate models and machine learning
Large scale flood risk analyses are fundamental to many applications requiring national or international overviews of flood risk. While large-scale climate patterns such as teleco…
Observational validation of parameterized gravity waves from tropical convection in the Whole Atmosphere Community Clim…
Tropical gravity waves that are generated by convection are generally too small in scale and too high in frequency to be resolved in global climate models, yet their drag forces d…
Continuous glacier mass changes in High Mountain Asia based on ICESat-1,2 and GRACE/GRACE Follow-on data
Glacier melt in High Mountain Asia (HMA) is an indicator of climate change, and has a major impact on the regional hydrology and freshwater supply. We determined the recent states…
Whistler Waves at Venus's Quasi-Parallel Bow Shock
In planetary bow shocks, binary particle collisions cannot mediate the conversion of upstream bulk flow energy into downstream thermal energy, and wave-particle interactions in pa…
The Marboré Symphony: a Science - Art Collaborative Project to increase Global Change Awareness based on a Deglaciation…
Earth scientists and musicians have collaborated to create music to illustrate the changes in a high altitude (2612 m a.s.l) Pyrenean lake since deglaciation and to increase aware…
Upslope Sediment Transport on Continental Margins: A Process-Oriented Numerical Study
Using the method of process-oriented hydrodynamic modelling, this work investigates the dispersal of particles in stratified fluids on continental margins. The focus is placed on …
Ecological water requirement accounting of the main stream of the Yellow River from the perspective of habitat conserva…
The Yellow River Basin is of great significance to China’s economic and social development and ecological security. The Yellow River Basin is not only an important ecological barr…
Thermal features vis a vis strain features of fracturing process in jointed rock layer under concentrated load
In case of earthquakes and crustal movement, the concentration of impounding load over a large region of crust can cause disturbances to the stratum. In order to quantitatively in…
Use of Geospatial Technology for Sustainable Development of Small Scale Fisheries in India: Challenges and Way Forward
The total fish production in India is estimated to be 13.42 million metric tons (Mt) of which nearly 3.71 Mt are contributed by marine fisheries. The fisheries sector provides dir…
A Monte Carlo approach to approximating the effects of pore geometry on the phase behavior of soil freezing
Freezing in porous media is associated with a host of dynamic phenomena that stem from the presence and mobility of premelted liquid at subzero temperatures. Accurate assessments …
Harmonization of RBSP and ARASE energetic electron measurements utilizing ESA radiation monitor data
Accurate measurements of trapped energetic electron fluxes are of major importance for the studies of the complex nature of radiation belts and the characterization of space radia…
Data-driven worldwide quantification of large-scale hydroclimatic co-variation patterns and comparison with reanalysis …
Large-scale co-variations of freshwater fluxes and storages on land can critically regulate green (vegetation) and blue (hydrosphere) water balances, land-atmosphere interactions,…
Temporal changes of event size distribution during episodes of shallow tectonic tremor, Nankai trough
Slow earthquakes follow a power-law size distribution with an exponential taper for the largest events. We investigated changes in the size distribution of shallow tectonic tremor…
Disentangling the impact of the COVID-19 lockdowns on urban NO2 from natural variability
Satellite data show substantial drops in nitrogen dioxide (NO2) during COVID-19 physical distancing. To attribute NO2 changes to NOx emissions changes over short timescales, one m…
The Influence of Soil Moisture and Surface Roughness on an Idealized Tropical Cyclone
On occasion, tropical cyclones (TCs) have been shown to strengthen over land, provided that the land is warm and moist. The emergent hypothesis is that the moist surface provides …
Using SAR to estimate significant wave heights in the New Jersey coastal area
Ocean waves interact with the environment in many ways. They transport energy and mass, and the resultant sea-surface roughness defines the drag coefficients that transmits wind e…
Cloud patterns have four interpretable dimensions
Shallow cloud fields over the subtropical ocean exhibit many spatial patterns. The frequency of occurrence of these patterns can change under global warming. Hence, they may influ…
Intraseasonal Predictions for the South American Rainfall Dipole
The South American rainfall Dipole (SAD) is a renowned spatial structure present in the austral summer as part of the South American monsoon system. SAD phases have been related w…
An Estimate of the Coupling of the Sunda Subduction Zone from Campaign and Continuous GPS Data (1991 - 2016)
The pre-2004 9.0 Aceh earthquake Global Positioning System (GPS) velocity field along the western margin of the Sunda plate was dominated by the long-term secular velocity and ela…
RISK ASSESSMENT OF HEPATITIS-A TRANSMISSION THROUGH THE USE OF SOCIODEMOGRAPHIC AND REMOTE SENSING DATA: A CASE STUDY O…
Hepatitis-A is a waterborne infectious disease transmitted by the eponymous hepatitis-A virus (HAV). Due to the disease’s sociodemographic and environmental characteristics, this …
Meteoroid mass estimation based on single-frequency radar cross section measurements
Both high-power large aperture (HPLA) radars and smaller meteor radars readily observe the dense head plasma produced as a meteoroid ablates. However, determining the mass of such…
The spatial footprint of seismic activity and aftershock triggering in a conceptual model of fluid-induced seismicity
Seismic hazard due to fluid invasion in hydraulic fracturing, wastewater disposal, and enhanced geothermal systems have become a concern for industry and nearby residents. Some of…
Evaluation of Different Methods for Calculating the ROTI index over Brazilian Sector
The ROTI index based on the variation of the TEC is used to detect and characterize the ionospheric irregularities. In the present work, we present a comparative study of five dif…
Thermal convection in subsurface oceans with variable thickness: Application to Enceladus.
Saturn’s moon Enceladus harbours a global subsurface ocean beneath its icy crust. Tidal dissipation within the moon’s core generates a substantial amount of heat which leads to oc…
A Simple Method for Correcting Empirical Model Densities during Geomagnetic Storms Using Satellite Orbit Data
Empirical models of the thermospheric neutral density are routinely used by mission planners and systems engineers to perform orbit maintenance, collision avoidance, and estimate …
Correlating Economic Activity Indicators and Tropospheric Column Nitrogen Dioxide during COVID-19 Pandemic in the Unite…
Most countries around the world took actions to control COVID-19 spread that included social distancing, limiting air and ground travel, closing schools, suspending sports leagues…
On the contributions of incipient vortex circulation and environmental moisture to tropical cyclone expansion
This study investigates the contributions of incipient vortex circulation and mid-level moisture to tropical cyclone (TC) expansion within an idealized numerical modeling framewor…
StraboSpot for Sedimentary Geology: Encouraging community involvement and feedback through workshops and fieldtrips
An NSF EarthCube-funded project supported a field-based workshop designed to evaluate and refine the sedimentology/stratigraphy portion of the StraboSpot digital data management s…
Low temperature plasticity and dislocation creep of Fangshan dolomite
In order to explore the cause behind a recently so-called inversion of activation energy between dislocation-diffusion creep, we compress Fangshan dolomite at effective pressures …
VISCOUS: A Variance-Based Sensitivity Analysis Using Copulas for Efficient Identification of Dominant Hydrological Proc…
Global Sensitivity Analysis (GSA) has long been recognized as an indispensable tool for model analysis. GSA has been extensively used for model simplification, identifiability ana…
Relation between stratospheric sudden warming and the lunar effect onthe equatorial electrojet based on Huancayo record…
It has been known for many decades that the lunar tidal influence in the equatorial electrojet (EEJ) is noticeably enhanced during northern hemisphere winters. Recent literature h…
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