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Showing 7001 to 7050 of 8313 works

PUNCH flow data applied to SynCOM simulated images

The recently launched PUNCH (Polarimeter to Unify the Corona and Heliosphere) mission has unprecedented capabilities to image the evolving solar wind from the outer corona into th…

AN AUTOMATIC MACHINE-LEARNING LIGHTNING CLASSIFICATION ALGORITHM FOR SLOW ANTENNA MEASUREMENTS

This study presents a methodology for classifying intracloud (IC) and cloud-to-ground (CG) lightning, detected by a slow antenna that continuously records electric field, using ma…

Role of future climate change, air pollution control and methane mitigation in driving hydroxyl radical (OH) and methan…

The hydroxyl radical (OH) determines the atmospheric lifetime of many pollutants like methane (CH4). This study isolates climate change, air pollution control and CH4 mitigation e…

What drives Precipitation Intensification during Zonal Atmospheric Rivers Landfalling in the Extratropical Andes?

The extratropical Andes, a hotspot for landfalling atmospheric rivers (ARs), are prone to associated extreme precipitation and related hydrological hazards, including floods and l…

Tsunami Potential and Scaling Characteristics of Rotational Submarine Landslides in the Eastern Margin of the Sea of Ja…

• Rotational submarine landslides along the Sea of Japan margin can cause tsunamis over 10 m, posing significant but uncertain hazards. • Landslide area, volume, and frequency fol…

Operational Deployment of Hyperspectral Machine Learning Models for Methane Leak Detection at the United Nations

We present results from deploying machine learning models into production for detecting methane leaks in data from imaging spectroscopy satellites. We use and publicly release one…

Time Scales of Vertical Mixing (of Phytoplankton) in the Upper Ocean from Wind, Waves, and Convection

This study was motivated by the desire of plankton biologists to understand the turbulent environment experienced by a planktonic community at the time biological variables are me…

Detection of Shallow Tectonic Tremors in Hyuga-nada, Nankai Trough, Using the Newly Established N-net OBS Network

Monitoring tectonic tremors is crucial for understanding stress release in subduction zones and assessing megathrust earthquake risk. The Hyuga-nada region, located at the western…

Spatiotemporal Mapping of Crop Intensity in Panna, India Using Remote Sensing Time Series of Vegetation Indices on Goog…

Global agriculture practices face serious challenges from declining agricultural soil quality and shifting climatic patterns, which show the need to effectively monitor cropping p…

Maximizing Carbon Sequestration Efficiency of Olivine Weathering in Estuarine Systems: Insight from a Coast-resolved Mo…

Accelerated weathering of alkaline minerals in seawater, commonly known as ocean alkalinity enhancement (OAE), is a promising approach for marine CO₂ removal. Estuaries are esp…

The Ultimate Fate of Ionospheric Ions Liberated During the 2024 Gannon Storm

Measurements with the Hot Plasma Composition Analyzer (HPCA) instruments of the Magnetospheric Multiscale (MMS) mission yield the highest time resolution energetic and composition…

The Role of Water in Intermediate Depth Seismicity from Observations of Colombia's Cauca Cluster

The role of fluid in intermediate-depth seismicity has been intensely debated with proposed mechanisms ranging from those requiring the presence of significant amounts of fluid (d…

Finding Local Parallel Electric Fields in Magnetotail Reconnection Using a Two-Spacecraft Method

We investigate the use of a novel two-spacecraft Liouville-mapping method using data from the Magnetospheric Multiscale mission to determine local magnetic-field-aligned (parallel…

Energetic Proton Losses Near Io: Indications of Charge Exchange With the Atmosphere and Corona

The Energetic Particle Detector (EPD) onboard the Galileo spacecraft observed pronounced depletions of energetic protons during the I27 flyby of Io, providing a diagnostic of neut…

Characteristics and Trends of the Pacific-Antarctic Ridge Meander in the Southern Ocean: 1993-2023

The standing meanders of the Antarctic Circumpolar Current are key sites of mixing and meridional transport in the Southern Ocean, but their long-term variability and trends remai…

Spatiotemporal Dynamics of Hydrological Whiplash Events Across the Contiguous United States

Hydrological whiplash refers to rapid transitions between low flows (referred to here as droughts) and floods, typically occurring at sub-seasonal timescales. This phenomenon has …

Solar type III radiation as antenna problem - Electromagnetic wave generation by the beam-driven electron current

Type III radiation is one of the best-known phenomena in the radio frequency range of the Sun. It was undisputed from the outset that this radiation is associated with the appeara…

On the Electromagnetic Energy Flow along Geodesics

We present a field-theoretic framework for modeling electromagnetic energy propagation in heterogeneous media by introducing the concept of electromagnetic geodesics. Unlike tradi…

EarthLens: A Novel Drone-based Citizen Science Tool for Land Cover Observation and Analysis

Citizen science involves the public in scientific research, often through data collection and analysis using digital tools. It helps democratize science and increase the volume of…

Juno's high spatial resolution ultraviolet observations of Ganymede's auroral patches Constraints on the magnetospheric…

Aims. We analyzed the ultraviolet observations of Ganymede recorded by the Juno spacecraft on June 7 th 2021, which observed the aurora at high spatial resolution, in order to det…

The Impact of Regional and Global Aerosol Changes on African Air Quality and Mortality: Feedbacks on Dust Emissions

Future declines in anthropogenic aerosols will reduce fine particulate matter (PM2.5) concentrations; however, meteorological feedbacks alter dust emissions, offsetting or amplify…

Multiscale Processes Maintaining a Baroclinic Mongolian Plateau High and Anchoring Extreme Rainfall Over North China Du…

From 29 July to 1 August 2023, an exceptionally heavy rainstorm flooded North China fueled by the stalled remnant vortex of Typhoon Doksuri (2305). This study investigated the rea…

Machine Learning Eliminates Reanalysis Warm Bias and Reveals Weaker Winter Surface Cooling over Arctic Sea Ice

The surface energy budget of the Arctic Ocean governs sea ice growth and melt. Correctly representing it in models is a prerequisite for understanding and projecting Arctic cli…

Deciphering Groundwater Nitrate Origins in a Hypersaline Inland Wetland through Isotopic Fingerprinting

Nitrate (NO 3 - ) contamination in groundwater represents a critical environmental challenge due to its persistence in the nitrogen cycle. While nitrate sources and transformation…

Bridging the Data Gap: Global Mapping of Small Water Reservoirs and Estimating their Storage Capacity

Small agricultural reservoirs play a critical role in meeting irrigation and livestock water needs during dry spells. However, systematic mapping of these reservoirs and estimatin…

The Pınarbaşı metamorphic sole (Turkey) as a geological archive of subduction initiation in the Cretaceous Neotethys Oc…

Metamorphic soles consist of metamorphosed oceanic crustal and pelagic sedimentary rocks that structurally underlie the mantle section of supra-subduction zone (SSZ) ophiolites. B…

Implementation of a resolved building capability in the Energy Research and Forecasting model for accelerated high-fide…

Accurate predictions for wind and particle dispersion must be obtained quickly to inform emergency response to atmospheric releases of hazardous material in urban areas. In this s…

The Water Risk Profile of Corn, Soybean, and Potato in Minnesota from 1951 - 2024

Climate change is altering crop phenology, temperature regimes, and water availability, posing challenges for effective agricultural water management. We focus on corn (VT-R1), so…

Prediction and Forecast of Short-Term Drought Impacts Using Machine Learning to Support Mitigation and Adaptation Effor…

Drought is a complex natural hazard that affects ecological and human systems, often resulting in substantial environmental and economic losses. Recent increases in drought severi…

Transforming Climate and Health Equity Through Physician Training: A Five-Year Review of the CHEF Fellowship

Climate change is a public health emergency and the biggest global health threat in the 21st century. This fellowship was strategically developed to expand the expertise on the in…

Porosity-Permeability Evolution of Carbonate Rocks under Cyclic Hydrostatic Loading: Creep-Fatigue Interaction and Impl…

Underground hydrogen storage in porous formations (UHSP) provides a large-scale and long-term solution to balance the seasonal supply-demand mismatch of renewable energy. Assessin…

Satellite Chlorophyll Bloom Dynamics in the North Eastern Pacific Subtropical Gyre

Large chlorophyll blooms spanning hundreds of square kilometers and persisting for weeks-months, have been repeatedly observed in satellite records of ocean color in the North Pac…

Contrasting Multiscale Mechanisms of Extreme Rainfall Events in Henan Province: The July 2021 and September 2024 Cases

Two catastrophic rainfall events struck Henan Province, China, on 20 July 2021 and 18 September 2024, producing record-breaking 24-hour precipitation totals of 624.1 mm in Zhengzh…

Predicting deep convective self-aggregation using water vapor and buoyancy length-scales

This study investigates the occurrence of convective self-aggregation (CSA) in cloud-resolving model simulations and introduces a dimensionless parameter, the Vapor-Buoyancy Scale…

A Machine Learning-based Planetary Boundary Layer Height Scheme for ICON-A Learned from Vertically Highly Resolved Simu…

In climate models, an accurate representation of the planetary boundary layer height (BLH) is critical, as it is a key input to turbulence parameterizations and directly impacts t…

Quantifying Industrial Impacts and Decarbonization Co-Benefits on Local Communities: The Local Air Emissions Tracking A…

The Local Air Emissions Tracking Atlas (LOCAETA) is a tool to quantify and understand the co-benefits of industrial decarbonization. It includes data harmonization, emissions scen…

The structure and lifecycle of stratified mixing by shear instabilities in continuously forced flows

The turbulent energy cascade of ocean mixing remains poorly understood because of the wide separation of scales at high Reynolds numbers (Re). Here we propose a new conceptual mod…

Investigating Arctic Ocean Mixing and Heat Transport Using High-Resolution FESOM2 Simulation

The Arctic Ocean plays a significant role in amplifying regional climate warming, with ocean heat transport (OHT) and vertical mixing influencing surface temperature and sea-ice e…

Internal variability can overwhelm the forced precipitation response pattern over western North America

State-of-the-art Earth system models project 21st-century winter precipitation trends of varying sign over western North America. We quantify the influence of internal variability…

Hydrographic variability in the central Ross Ice Shelf cavity and the implications for ocean circulation

The ocean beneath ice shelves plays a critical role in their evolution and resilience. Despite this, direct observations of circulation within ice shelf cavities remain scarce. He…

Causal Inference Reveals Temperature as the Dominant Driver of Vegetation Greening on the Qinghai-Tibetan Plateau over …

The Qinghai-Tibetan Plateau (QTP) is a globally vital ecological security barrier and highly climate-sensitive region, where vegetation dynamics serve as key indicators of climate…

Attention-Based Graph Neural Network for Drought Forecasting: Model Performance, Stability and Interpretability

Accurate and interpretable soil moisture drought forecasting is essential for hydrological management, where processes are shaped by spatial connectivity and seasonal variability …

Lateral variations in lunar crustal thickness inferred from Apollo seismic and GRAIL gravity data

The internal structure of the Moon is key for understanding its formation, evolution, and bulk composition. In particular, determining the structure of the crust-mantle interface …

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