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Showing 10901 to 10950 of 19148 works
Enhanced net CO2 exchange of a semi-deciduous forest in the southern Amazon due to diffuse radiation from biomass burni…
Atmospheric processes and climate are closely linked to the carbon cycle in the Amazon region as a consequence of the strong biosphere-atmosphere coupling. The radiative effects o…
Mesoscale eddies enhance the air-sea CO 2 sink in the South Atlantic Ocean
Mesoscale eddies are abundant in the global oceans and known to affect marine biogeochemistry. Understanding their cumulative impact on the air-sea carbon dioxide (CO2) flux is l…
Spatial and Temporal Variation of Mars South Polar Ice Composition from Spectral Endmember Classification of CRISM Mapp…
Multispectral mapping data from the Compact Reconnaissance Imaging Spectrometer for Mars (CRISM) provide a unique opportunity to characterize south polar ice deposits at higher …
Uncertainty in projected critical soil moisture values in CMIP6 affects the interpretation of a more moisture-limited w…
Evaporation is controlled by soil moisture (SM) availability when conditions are not extremely wet. In such a moisture-limited regime, land-atmosphere coupling is active, and a ch…
The Impacts of Assimilating Fengyun-4A Atmospheric Motion Vectors on Typhoon Forecasts
Atmospheric motion vectors (AMVs), known as cloud track winds, have positive impacts on global numerical weather forecasts (NWP). In this study, AMVs retrieved from Fengyun-2G and…
(Synthetic) Data-driven identification of governing equations of aseismicseismic fault slip and frictional heterogeneit…
Models of fault slip development generally consider interfacial strength to be frictional and deformation of the bounding medium to be elastic. The frictional strength is usually …
Toward Optimal Rainfall for Flood Prediction in Headwater Basins - Orographic QPE error modeling using machine learning
Quantitative Precipitation Estimates (QPE) from merged rain gauge and radar measurements have become widely available in the last two decades. The errors associated with these pro…
Simulating the role of biogeochemical hotspots in driving nitrogen export from dryland watersheds
Climate change and nitrogen (N) pollution are altering biogeochemical and ecohydrological processes in dryland watersheds, increasing N export, and threatening water quality. Whil…
Stronger carbon uptake by the ocean in eddy-resolving simulations of global warming
Today, the ocean absorbs ~25% of the human-induced carbon emissions. Earth System Models (ESMs) indicate that the absorption increases by 0.79±0.07PgC per ppm of atmospheric CO2 i…
Assessment of the global coherence of different types of droughts in model simulations under a high anthropogenic emiss…
This study provides a global analysis of drought metrics obtained from several climatic, hydrologic and ecological variables in a climate change framework using CMIP6 model data. …
Nutrient Dynamics in a Coupled Terrestrial Biosphere and Land Model (ELM-FATES)
We present a representation of nitrogen and phosphorus cycling in the vegetation demography model the Functionally Assembled Terrestrial Ecosystem Simulator (FATES), within the En…
Full-waveform tomography of the African Plate
We present a seismic model of the African Plate, made with the technique of full-waveform inversion. The purpose of our model is to become a foundation for future use and research…
Volcanic Eruption Forecasting Using Shannon Entropy: Multiple Cases of Study
The search for pre-eruptive observables that can be used for short-term volcanic early warning remains a scientific challenge. Pre-eruptive patterns in seismic data are usually id…
Asymmetry in the Indian Summer Monsoon Rainfall response to two types of La Niña evolution
This study attempts to understand the asymmetry in the Indian Summer Monsoon Rainfall (ISMR) response to two types of La Niña whether they evolved from El Niño or La Niña in the p…
Technical Report - Methods: Automated Discovery of Functional Relationships in Earth Systems Data
Functional relationships capture how variables co-vary across specific spatial or temporal domains. However, these relationships often take complex forms beyond linear, and they m…
The influence of climate feedbacks on regional hydrological changes under global warming
The influence of climate feedbacks on regional hydrological changes under warming is poorly understood. Here, a moist energy balance model (MEBM) with a Hadley Cell parameterizati…
Midlatitude Oceanic Fronts Strengthen the Moisture Transport from Anticyclones to Cyclones
The Kuroshio-Oyashio Extension and Gulf Stream oceanic frontal zones with sharp sea-surface temperature gradients are characterized by enhanced activity of synoptic-scale cyclones…
Quantifying supraglacial debris-related melt-altering effects on the Djankuat Glacier, Russian Federation, Part 2: Usin…
We used a spatially distributed and physically based energy and mass balance model to derive the Østrem curve, that is the supraglacial debris-related relative melt alteration ver…
An Assessment of Antarctic Sea-ice Thickness in CMIP6 Simulations with Comparison to the Observations
This study assesses less-explored Southern Ocean sea-ice parameters, namely Sea-ice Thickness and Volume, through a comprehensive comparison of 26 CMIP6 models with reanalyses and…
Developing a physics-informed variational autoencoder (VAE) approach to construct a reduced-order model of the lee vort…
This study develops a physics-informed neural network (PINN) model to efficiently generate high-fidelity local circulation patterns in Taiwan while preserving an accurate represen…
Surface runoff impact on ice dynamics varies with altitude and location
Surface runoff over the Greenland Ice Sheet has been shown to have an impact on ice velocities, both at short as well as decadal timescales. While the short timescales are necessa…
Pinpointing the mechanism of magnetic enhancement in modern soils using high-resolution magnetic field imaging
In well-buffered modern soils, higher annual rainfall is associated with enhanced soil ferrimagnetic mineral content, especially of ultrafine particles that result in distinctive …
Substantial cold bias during wintertime cold extremes in the southern Cascadia region in historical CMIP6 simulations
Global climate models often simulate atmospheric conditions incorrectly due to their coarse grid resolution, flaws in their dynamics, and biases resulting from parameterization sc…
Vibroseis acquisition with fully controllable sweep signals based on borehole VSP data analysis
This paper presents a method that allows designing a seismic signal with any signature with particular frequency and phase characteristics and then emits it into the geological …
The stochastic nature of the transport of coarse material in rain-impacted flows
Traditionally, so-called physically based models of erosion by rain-impacted flow focus on the conservation of mass. Raindrop induced saltation and rolling produce random intermit…
Unsupervised Clustering and Supervised Machine Learning for Lightning Classification: Application to Identifying EIPs f…
We developed a framework merging unsupervised and supervised machine learning to classify lightning radio signals, and applied it to the possible detection of terrestrial gamma-ra…
Method for Effective Mosquito Data Classification to Identify Potential Hosts of Malaria with AI Implications
Most of Earth’s mosquito-borne illnesses are transmitted by mosquitoes in one of three genera: Anopheles, Aedes, and Culex. Mosquitos of such genera are located in all continents …
A Survey of Thunderstorms that Produce Megaflashes across the Americas
We previously observed that long-horizontal lightning flashes exceeding 100 km in length, known as “megaflashes,” occur preferentially in certain thunderstorms. In this study, we …
Land subsidence, sea level rise, and enhanced tidal intrusion: unveiling the land loss and nuisance flooding potential …
This study investigates land loss and coastal inundation in Louisiana's Barataria Basin, a region highly susceptible to anthropogenic pressures and natural factors like land subsi…
Unsupervised Learning of Sea Surface Height Interpolation from Multi-variate Simulated Satellite
Satellite-based remote sensing missions have revolutionized our understanding of the Ocean state and dynamics. Among them, spaceborne altimetry provides valuable measurements of S…
Evaluating the representation of tropical stratocumulus and shallow cumulus clouds as well as their radiative effects i…
Low clouds over tropical oceans reflect a great proportion of solar radiation back to space and thereby cool the Earth, yet this phenomenon has been poorly simulated in several pr…
Numerical Simulation of Electromagnetic Responses to A Seismic Source Due to the Piezoelectric Effect
Earthquakes are frequently accompanied by electromagnetic (EM) anomalies. These anomalies are thought to be caused by earthquakes but the generation mechanism is still unclear. Th…
Assessing Changes in Coastal Hazards at Regional Level : Method and Case Studies
The evolution of coastal hazards in the context of climate change has been addressed at the regional scale by studying the height and frequency of extreme sea levels (ESL). Howeve…
Chimney-like intense pelagic upwelling in the center of basin-scale cyclonic gyres in large Lake Geneva
Basin-scale quasi-geostrophic gyres are common features of large lakes subject to Coriolis force. Cyclonic gyres are often characterized by dome-shaped thermoclines that form due …
Keeping Streams Cool: Disentangling the Impacts of Local Groundwater Discharge vs. Mountain Headwater Contributions Dur…
Temperature is a key physical variable in streams that controls rates of metabolic processes and oxygen availability, and therefore the suitability of aquatic ecosystems. During t…
Quantifying Feedback Sensitivities of Permafrost Degradation and Carbon Release with Earth Observation Data and Feedbac…
It is well-established that positive feedbacks between permafrost degradation and the release of soil carbon into the atmosphere impact land-atmosphere feedback mechanisms, disrup…
Modeling wildfire activity in the western United States with machine learning
The annual area burned due to wildfires in the western United States (WUS) increased by more than 300% between 1984 and 2020. However, accounting for the nonlinear, spatially hete…
Assessment of Arctic Sea Ice and Surface Climate Conditions in Nine CMIP6 Climate Models
The observed retreat and anticipated further decline in Arctic sea ice hold strong climate, environmental, and societal implications. In predicting climate evolution, ensembles of…
El-Niño-related stratification anomalies over the continental slope off Oregon in summer 2014 and 2015
Over the continental slope off Oregon at the US West Coast, at 44.6N, vertical stratification is found to be anomalously weak in July-August of 2014 and 2015 both in a regional oc…
Numerical Investigation of Multiphase Flow through Complex Fractures
Multiphase flow through fractures has great significance in subsurface energy recovery and gas storage applications. Different fracture and flow properties affect flow through a f…
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…
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