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Showing 2901 to 2950 of 11123 works

An Extensionally Fractured Upper Lithosphere on Io

The Jovian moon Io features hundreds of paterae, broad depressions often filled with lava. The largest such example, Loki Patera, features a large, polygonal, and fractured island…

Quantitative visualization of two-phase flow in a fractured porous medium

Two-phase fluid flow in fractured porous media impacts many natural and industrial processes but our understanding of flow dynamics in these systems is constrained by difficulties…

Do two climate wrongs make a right?

As the planet approaches local and global exceedance of the 1.5o C stabilization target, damages from climate change, mostly due to extremes, are growing, far faster than projecte…

Causes for decadal trends in Surface Solar Radiation in the Alpine region

Extending across seven countries, the Alps represent an important element for climate and atmospheric circulation in Central Europe. Its complex topography affects processes on di…

Oshtoran Syndrome (H63D Syndrome Type-3)

Oshtoran Syndrome, also known as H63D Syndrome Type-3, is a multifaceted meta-syndromic condition characterized by an array of clinical manifestations. These manifestations includ…

Physical modeling of gelatinous zooplankton sinking in the deep global ocean

Decaying gelatinous zooplankton (GZ) originating from surface waters has been proposed as a possible major contributor to the biological carbon pump. However, studies arrived at l…

Surface Rupture and Fault Characteristics Associated with the 2020 Magnitude ( M W ) 6.6 Masbate Earthquake, Masbate Is…

The magnitude ( M W ) 6.6 earthquake that struck Masbate Island on 18 August 2020 offers a unique opportunity to investigate the slip and seismic behavior of the Philippine Faul…

Experimental study on flow characteristics of compound-braided river channel

Braided rivers easily form wide and shallow floodplains when there is no constraints on both sides of the river. During floods, rising water level submerges the floodplain of the …

Bidispersity unlikely as a factor for the long runout of large mass flows: scale bias in analogue granular flow experim…

The bidispersity observed in the grain-size distribution of rock avalanches and volcanic debris avalanches (rock/debris avalanches) has been proposed as a property contributing to…

How Can We Improve the Seamless Representation of Climatological Statistics and Weather Toward Reliable Global K-scale …

Toward the achievement of reliable global kilometer-scale (k-scale) climate simulations, we improve the Nonhydrostatic ICosaherdral Atmospheric Model (NICAM) by focusing on moist …

The Green’s Function Model Intercomparison Project (GFMIP) Protocol

The atmospheric Green’s function method is a technique for modeling the response of the atmosphere to changes in the spatial field of surface temperature. While early studies appl…

Surface energy dynamics and canopy structural properties in intact and disturbed forests in the Southern Amazon

The Brazilian Amazon has been a focus of land development with large swaths of forests converted to agriculture. Forest degradation by selective logging and fires has accompanied …

Ionosphere Response to the simultaneous and consecutive occurrence of Geomagnetic Storm and Lightning at various intens…

Information from total electron content (TEC) from Global Navigation Satellite Systems (GNSS) could be assessed to know the impact of weather events to help in developing predicti…

Application of Aerial InSAR to Measure Glacier Elevations

Glaciers and perennial snowfields are important to alpine ecosystems and regional hydrology. Quantifying volume change of a population of glaciers widely distributed over a region…

Forecasting Geomagnetic Storm Disturbances and Their Uncertainties using Deep Learning

Severe space weather produced by disturbed conditions on the Sun results in harmful effects both for humans in space and in high-latitude commercial flights, and for technological…

A simulation method of thermo-hydraulic coupling transfer in soil freeze-thaw process based on the water physical phase…

The freeze-thaw process influences moisture and heat transport, which is of great importance for the runoff and groundwater infiltration processes. At present, the research on the…

A model integrating satellite-derived shoreline observations for predicting fine-scale shoreline response to waves and …

Satellite-derived shoreline observations combined with dynamic shoreline models enable fine-scale predictions of coastal change across large spatiotemporal scales. Here, we presen…

Migration of mechanical perturbations estimated by seismic coda wave interferometry during the 2018 pre-eruptive period…

We use seismic ambient noise correlation and coda wave interferometry to estimate velocity variations at high temporal resolution, during the pre-eruptive period and the onset of …

Episodic Subglacial Drainage Outbursts Below the Northeast Greenland Ice Stream

Subglacial hydrology can exert an important control on ice flow by affecting drag at the ice-bedrock interface. Here, we report on a series of subglacial drainage events (outburst…

Empirical Dynamic Modeling Reveals Complexity of Methane Fluxes in a Temperate Salt Marsh

Methane dynamics within salt marshes are complex because vegetation types, temperature, oscillating water levels, and changes in salinity and redox conditions influence CH4 produc…

Measuring Tree Sway Frequency with Videos for Ecohydrologic Applications: Assessing the Efficacy of Eulerian Processing…

Measurements of biophysical tree properties and hydrologic fluxes are necessary for improving models and monitoring the impact of disturbances. Prior research has demonstrated tha…

Introducing Flashiness-Intensity-Duration-Frequency (F-IDF): A New Metric to Quantify Flash Flood Intensity

Flash flooding is one of the most damaging weather types, yet it remains challenging to quantify its severity. We propose a novel development – the Flashiness-Intensity-Duration-F…

3D Shear-wave Velocity Model of Central Makran using Ambient Noise Adjoint Tomography

The Makran subduction zone is unique in its wide onshore thick accretionary wedge, and a volcanic arc not parallel to the E-W trend of the Makran accretionary prism. To investigat…

Electrostatic waves around a magnetopause reconnection diffusion region and their associations with whistler and lower-…

We investigate electrostatic waves in a magnetopause reconnection diffusion region event. In the electron diffusion region on the magnetospheric side, an oblique electrostatic wav…

Non-triggering and then triggering of a repeating aftershock sequence in the Dead Sea by the 2023 Kahramanmaraş earthqu…

Most aftershocks occur in areas experiencing large co-seismic stress changes, yet some occur long after the mainshock in remote lightly-stressed regions. The triggering mechanism …

Investigating Ecosystem-Scale Responses to Compost Amendments in a Grazed Grassland

Compost amendments to rangelands is a proposed nature-based climate solution to increase plant productivity and soil carbon sequestration. However, it has not been evaluated using…

Optimizing Seasonal-to-Decadal Analog Forecasts with a Learned Spatially-Weighted Mask

Seasonal-to-decadal climate prediction is crucial for decision-making in a number of industries, but forecasts on these timescales have limited skill. Here, we develop a data-driv…

Verifying Methane Inventories and Trends With Atmospheric Methane Data

The 2015 Paris Climate Agreement and Global Methane Pledge formalized agreement for countries to report and reduce methane emissions to mitigate near-term climate change. Emission…

Variability in Biomass Burning Emissions Weakens Aerosol Forcing due to Nonlinear Aerosol-Cloud Interactions

The magnitude of the aerosol forcing remains among the largest unknowns when assessing climate sensitivity over the historical period. Here, we describe a previously unconsidered …

Temporal evolution of solute dispersion in three-dimensional porous rocks

We study the temporal evolution of solute dispersion in three-dimensional porous rocks of different heterogeneity and pore structure. To this end, we perform direct numerical simu…

Impact of Deep Water Formation on Antarctic Circumpolar Transport During Gateway Opening

Ambiguity over the Eocene opening times of the Tasman Gateway and Drake Passage makes it difficult to determine the initiation time of the Antarctic Circumpolar Current (ACC). If …

Long-lived (180 Myr) ductile flow within the Great Slave Lake shear zone

The Great Slave Lake shear zone (GSLsz) is a type example for deeply eroded continental transform boundaries located in the Northwest Territories, Canada. Formed during the obliqu…

Backprojection Imaging Based on a 3D Model: Method and Applications on the 2017 Mww8.1 Mexico Earthquake and Mw7.7 Russ…

In this study, we carried out a backprojection (BP) analysis to image the rupture process of the newly happened September 8, 2017 Mww8.1 Mexico earthquake based on a global 3D P-w…

Empirically-based production environment soil health goals

Soil health metrics in agricultural systems require edaphic context, notably climate, soil type (soil texture and classification), as well as cropping system. Soil samples (n=1,33…

A Probabilistic Multi Stage Approach for Statistical Downscaling of Temperature Data

Near Surface Air Temperature is an important climatic variable that affects the hydrological response of a river basin, and forms an input to most of the hydrological models. G…

Causes and consequences of changing oxygen availability in lakes

Changing oxygen availability in lakes and reservoirs is a fundamental limnological challenge of our time, with massive consequences for freshwater ecosystem functioning and water …

The characterization of the variability of the wet season over Central America

Central America exhibits a distinct seasonal cycle of rainfall, which is objectively defined as having an onset date and a demise date of the wet season on the first and the last …

A flow-curvature-based model for channel meandering in tidal marshes

Channel meandering is ubiquitous in tidal marshes, yet it is routinely omitted in morphodynamic models. Here we propose a novel numerical method to simulate channel meandering in …

Spatial and Temporal Patterns in Petrogenic Organic Carbon Mobilisation during the Paleocene-Eocene Thermal Maximum

The Paleocene-Eocene Thermal Maximum (PETM) was a transient global warming event recognised in the geologic record by a prolonged negative carbon isotope excursion (CIE). The onse…

High-latitude eddy covariance temporal network design and optimization.

Ecosystems at high latitudes are under increasing stress from climate change. To understand changes in carbon fluxes, in situ measurements from eddy covariance networks are needed…

Wavelet Analysis of Differential TEC Measurements Obtained Using LOFAR

Radio interferometers used to make astronomical observations, such as the LOw Frequency ARray (LOFAR), experience distortions imposed upon the received signal due to the ionospher…

A new mechanism for mineralizing systems based on cnoidal wave instabilities

The formation of mineral deposits in mesothermal quartz veins is a complex process that has been the subject of much research. The classical fault-valve hypothesis suggests that m…

Column-Compound Extremes in the Global Ocean

Marine extreme events such as marine heatwaves, ocean acidity extremes and low oxygen extremes can pose a substantial threat to marine organisms and ecosystems. Such extremes migh…

Implicit algorithm for threshold Stream Power Incision Model

We present an O(n) complexity and implicit algorithm for the two-dimensional solution of the Stream Power Incision Model (SPIM) enriched by a discharge threshold term and taking i…

Probing the nature of low-frequency earthquakes through the deconvolution of tectonic tremor

Currently there are two end-member views of low-frequency earthquakes (LFEs). One is that they result from stick-slip behavior of Mxed brittle patches that are mechanically distin…

Oceanographic variability in Cumberland Bay, South Georgia, and its implications for glacier retreat

South Georgia is a heavily glaciated sub-Antarctic island in the Southern Ocean. Cumberland Bay is the largest fjord on the island, split into two arms, each with a large marine-t…

Meridional Heat Transport in the DeepMIP Eocene ensemble: non-CO2 and CO2 effects

The total meridional heat transport (MHT) is relatively stable across different climates. Nevertheless, the strength of individual processes contributing to the total transport ar…

Seasonal Variations of Soil Thermal Conductivity at the InSight Landing Site

The heat flow and physical properties package measured soil thermal conductivity at the landing site in the 0.03 to 0.37 m depth range. Six measurements spanning solar longitudes …

Impact of stochastic ocean density corrections on air-sea flux variability

Air-sea flux variability has contributions from both ocean and atmosphere at different spatio-temporal scales. Atmospheric synoptic scales and the air-sea turbulent heat flux that…

Responses of phytoplankton communities to internal waves in oligotrophic oceans

Nutrients associated with internal waves are known to perturb phytoplankton communities in oligotrophic oceans, but details of the relevant processes and mechanisms are unclear. H…

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