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Showing 7301 to 7350 of 59105 works
Joint estimation of balanced motions and internal tides from future wide-swath altimetry
The future Surface Water and Ocean Topography (SWOT) mission will soon provide Sea Surface Height (SSH) measurements resolving scales of a few tens of kilometers. Over a large fra…
Unusual plasma formations produced by positive streamers entering the cloud of negatively charged water droplets
Kostinskiy et al. (2015a), using a high-speed infrared (2.5-5.5 μm) camera, discovered the so-called unusual plasma formations (UPFs) in artificial clouds of charged water droplet…
Coordination and competition between soil magnetic particles driven by contrary climate development
The ferrimagnetic (FM) and antiferromagnetic (AFM) particles of iron oxides are considered pedogenic and climatic indicators due to their enrichment with comparable increasing in …
Data Fusion of Total Solar Irradiance Composite Time Series Using 41 years of Satellite Measurements
Since the late 70’s, successive satellite missions have been monitoring the sun’s activity, recording the total solar irradiance (TSI). Some of these measurements last for more th…
The 2021 Mw 7.2 Haiti Earthquake: Rupture of a Blind Thrust Fault Revealed by Space Geodetic Observations
On 14 August 2021, a large earthquake struck the southern region of Haiti. The epicenter of this earthquake is located relatively close to the Enriquillo–Plantain Garden Fault (EP…
Enhancing Fracture Network Characterization: A Data-Driven, Outcrop-Based Analysis
The stochastic discrete fracture network (SDFN) model is a practical approach to model complex fracture systems in the subsurface. However, it is impossible to validate the correc…
Subducting Carbon: Heterogeneity Rules
The subduction of carbon and recycling to volcanoes affects planetary scale processes that set the composition of Earth’s surface and mantle environments. The largest flux of surf…
A general curvilinear magnetic field-line-following coordinate system for ionosphere-plasmasphere modeling
We propose a simple way to define a field-line-following, general curvilinear coordinate system for a general magnetic field. This definition of field-line-following coordinate sy…
Modeling spatial distribution of carbon sequestration, CO2 absorption, and O2 production in an urban area: integrating …
The main purpose of this research is to model the spatial distribution of carbon sequestration, CO 2 absorption, and oxygen production by trees within Isfahan city, Iran, in 2020.…
Deciphering the state of the lower crust and upper mantle with multi-physics inversion
The composition of the lower crust is a key factor in understanding tectonic activity and deformation within the Earth. In particular, the presence or absence of melt or fluids ha…
Differences of Microphysical Processes in the Melting Layer Found for Rimed and Unrimed Snowflakes Using Cloud Radar St…
Understanding which microphysical processes are dominant while ice particles pass through the melting layer is essential for precipitation prediction by microphysics schemes and p…
Reconsidering the relationship between Gulf Stream transport and dynamic sea level at U.S. East Coast
The relationship between Gulf Stream (GS) transport and coastal sea level is investigated using monthly GS transport between 1993–2019 at Florida Straits and ten altimeter tracks.…
The Role of Global Datasets for Flood Risk Management at National Scales
Over the last two decades, several datasets have been developed to assess flood risk at the global scale. In recent years, some of these datasets have become detailed enough to be…
Coupling Field Data and a Flow Model to Characterize the Role of Groundwater in a Montane, Semi-Arid, Headwater Catchme…
Groundwater is critical in sustaining streamflow, especially in mountain catchments, because of its ability to supply baseflow in the absence of precipitation. In water-limited ar…
Insights into the June 2020 Aniangzhai landslide in Danba County, China: A remote sensing analysis using satellite rada…
On 17 June 2020, an ancient landslide was partially reactivated close to the Aniangzhai village of Danba County in Sichuan Province of Southwest China. It was initiated by the ero…
High Bandwidth Measurements of Auroral Langmuir Waves with Multiple Antennas
The High-Bandwidth Auroral Rocket (HIBAR) was launched from Poker Flat, Alaska on January 28, 2003 at 07:50 UT towards an apogee of 382 km in the night-side aurora. The flight was…
Spatial Analysis of Health Risk of Droughts in US Counties for 2010-2014 and 2015-2019
Drought is probably the most complex among natural hazards to assess its effects. While most drought indicators and risk assessments are developed around agricultural or water sho…
Statistical Analysis of Ion Diffusion Region Characteristics Using Scalar Parameters
Scalar parameters of various aspects of magnetic reconnection offer easily comparable measures of the characteristics of the diffusion regions surrounding X-lines in a way arguabl…
Measuring fluttering frequency of a leaf under water stress
Water is one of the most important substances for plants. Limited water supplies directly influence crop yield, which eventually leads to food scarcity to humans. In this present …
Switch of geodynamic setting from the Paleo-Asian Ocean to the Mongol-Okhotsk Ocean: evidence from granitoids in the Du…
This paper presents new zircon U-Pb ages and whole-rock geochemical data for Triassic granitoids in the Duobaoshan ore field, in the eastern Central Asian Orogenic Belt (CAOB). Da…
Data-Driven Community Building: Measuring and Improving Connectivity in Domain Repositories
Domain repositories can be an integral part of extensive community support systems that extend from proposal planning and writing, through project initiation and implementation, d…
Advancing Ability and Acceptance for Potential Subsea CO 2 Storage in the Eastern Gulf of Mexico
The potential and practicality of offshore geologic carbon dioxide (CO2) subsea storage is being explored through a Department of Energy (DOE) supported project entitled “Southeas…
Can a Seismometer Detect Events from Europa’s Silicate Interior? Yes, if …
Europa likely has an active surface ice shell producing numerous low-magnitude (
The magmatic architecture of continental flood basalts II : A new conceptual model
Continental flood basalts intruded and erupted millions of km$^3$ of magma over $\sim$ 1-5 Ma. Previous work proposed the presence of large ($>$ 10$^5$-10$^6$ km$^3$) crustal magm…
Tipping Points in the Climate System: Automatic Detection of Abrupt Transitions in Paleoclimate Records
Bifurcations and tipping points (TPs) are an important part of the Earth system’s behavior. These critical points represent thresholds at which small changes in the system’s param…
Ocean Surface Flux Algorithm Effects on Tropical Indo-Pacific Intraseasonal Precipitation
Surface latent heat fluxes help maintain tropical intraseasonal precipitation. We develop a latent heat flux diagnostic that depicts how latent heat fluxes vary with the near-surf…
Using asymmetric band analysis to interpret the electronic spectroscopy of the Olivine family
This paper discusses the mathematical aspects of band fitting and introduces the mathematics of the Asymmetric Gaussian shape and its tangent space for the first time. First, we d…
Spatial Heterogeneity of Uplift Pattern in the Western European Alps Revealed by InSAR Time-Series Analysis
The Western European Alps display measurable surface deformation rates from levelling and GNSS data. Based on the time-series analysis of 4 years of Sentinel-1 data, we propose fo…
Dynamics of the Global Energy Budget: the Time Dependence of the Climate Feedback Parameter and Climate Sensitivity.
The most simple representation of the dynamics of the global energy budget is the 0-dimensional energy balance model (EBM) introduced by Budyko (1965). Budyko’s EBM assumes a line…
A Variational Approach to Small-Scale Parameterization for Nonlinear and Stochastic Dynamical Systems
The modeling of physical phenomena oftentimes leads to partial differential equations (PDEs) that are usually nonlinear and can also be subject to various uncertainties. Solutions…
Partially Open Fields and the Energy of Solar Eruptions
It has long been recognized that the energy source for major solar flares and coronal mass ejections (CMEs) is the solar magnetic field within active regions. Specifically, it is …
Long-term dynamics of riparian and in-channel vegetation cover on the Beas and Sutlej Rivers, India.
Vegetation is a natural component of river systems and plays important hydrological, ecological and geomorphic roles. However, vegetation cover and dynamics are controlled by nume…
Monitoring of large-scale CO2 injection using CSEM, gravimetric, and seismic AVO data
A sequential inversion methodology for combining geophysical data types of different resolutions is developed and applied to monitoring of large-scale CO2 injection. The methodolo…
Formation of olivine veins by reactive fluid flow in a dehydrating serpentinite
Many exposed high-pressure meta-serpentinites comprise a channelized network of olivine-rich veins which formed during dehydration at depth and served as pathway for fluid escape.…
INVESTIGATION OF MAGNETIC FIELDS ASSOCIATED WITH VARIOUS LUNAR SWIRLS OBSERVED IN THE FAR-ULTRAVIOLET
To explore a possible relationship between low FUV albedo swirl signatures and magnetic anomalies on the Moon, we are examining the modeled at-surface total field and vector compo…
The predictive skill of neural network models for the large-scale dynamics of the multi-level Lorenz '96 systems
The predictive skill of a neural network model for the prediction of the highly nonlinear Lorenz ’96 dynamics is examined and a way to improve the skill is investigated. We train …
Seasonal and solar cycle dependence of energy transfer rates in the Auroral E-region
We report one of the first comprehensive ground-based investigations of energy transfer rates in the E-region ionosphere compared relative to geomagnetic activity, seasonal effect…
Climate change and drought amplify the potential for uncontrollable fires in Nepal
In 2021, Nepal underwent its most severe fire season, resulting in a fire rate 10 times greater than the historical average in many areas of the country with record-high air pollu…
A Process-based Stream Network Model for Predicting CO 2 Concentrations and Fluxes
Inland waters are recognized as a significant source of CO 2 to the atmosphere; however, the global magnitude of this flux remains uncertain. In particular, CO 2 concentrations an…
Optimizing nature-based solutions by combining social equity, hydro-environmental efficiency, and economic costs throug…
A robust multi-functional decision support system for widespread planning of nature-based solutions (NBSs) must incorporate components of social equity. NBS systems advance social…
The Impact of Seasonal Phenology on Photosynthetic Water Use Efficiency: an Evaluation of Patterns and Drivers in Tempe…
Vegetation acts as a critical link between the geosphere, biosphere, and atmosphere, regulating the flux of water to the atmosphere via transpiration (E) and the input of carbon f…
Flood Forecasting in a data-scarce region based on GRACE and SMAP data
Bangladesh is an extremely flood-prone country due to its geographical location at the downstream end of the Ganges, Brahmaputra and Meghna (GBM) river basin. Flood destroys agric…
Across-Scale Geomechanical Evaluation of Rain Intensity, Slope and Sand Type on Post-Wildfire Mudflow Composition and O…
Post-wildfire mudflows have intensified in recent years due to extreme wildfire occurrence, causing significant damage and infrastructure threats. However, despite recent advancem…
Cluster observations of energetic electron acceleration within earthward reconnection jet and associated magnetic flux …
We study acceleration of energetic electrons in an earthward plasma jet due to magnetic reconnection in the Earth magnetotail for one case observed by Cluster. The case has been s…
Oceanic mesoscale eddy depletion catalyzed by internal waves
The processes leading to the depletion of oceanic mesoscale kinetic energy (KE) and the energization of near-inertial internal waves are investigated using a suite of realisticall…
Seasonal bias in global observations of ocean color
In this study we identify a global seasonal bias in ocean color remote sensing reflectances (R rs , λ) using data from the CALIOP (Cloud-Aerosol Lidar with Orthogonal Polarization…
Evaluation of the Vertical Accuracy of Open Access Digital Elevation Models across Different Physiographic Regions and …
The vertical accuracy of eight different freely accessible DEMs has been evaluated across different physiographic divisions and the river basins of Nepal. Results revealed that ME…
A simple method to simulate thermo-hydro-mechanical processes in leakoff-dominated hydraulic fracturing with applicatio…
A potential risk of injecting CO2 into storage reservoirs with marginal permeability (≲ 10-14 m2) is that commercial injection rates could induce fracturing of the reservoir and/o…
Seasonal variation of the Rayleigh component in the microseismic wavefield from ellipticity measurements
We measure ellipticity of Rayleigh waves from polarization analysis (DOP-E) of oceanic microseismic noise at 23 broad-band seismic stations around the globe. We observe an unexpec…
The Release of Inertial Instability near an Idealized Zonal Jet
Inertial instability is a hydrodynamic instability that occurs in strong anticyclonic flow and is typically diagnosed by negative absolute vorticity in the Northern Hemisphere. As…
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