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Showing 5801 to 5850 of 8313 works
The role of Ozone in the secondary circulation of the QBO: Linear Theory
The secondary circulation is central to understanding how changes in ozone (or other radiatively active species) might affect the dynamics of the quasibiennial oscillation (QBO). …
Explaining South Asian Monsoon Rainfall Seasonality Using a Metric of Plume Buoyancy
Localized tropical rainfall changes commonly occur on 500-1,000 km scales under various climate forcings, but understanding their causality remains challenging. One helpful proces…
Strong Variation of Detrital 10 Be Denudation Rates with Topographic Heterogeneity and Catchment Size - A Tale of Two C…
Quantifying erosion relative to topography is essential for understanding landscape evolution. Cosmogenic ¹⁰Be in river sediment is widely used to estimate catchment-wide denud…
Seasonal to interannual cross-scale energy transfer variability: observational insight from the Santa Barbara Channel
Kinetic energy (KE) transfer between spatial scales contributes to the ocean’s energy budget by linking scales of KE supply and KE dissipation. Numerical simulations have indicate…
Large streamflow differences between forested and urbanized watersheds in the eastern United States: The role of evapot…
Urban forests and other green infrastructures have been viewed as part of the ’Nature-based Solutions’ (NbS) to mitigate emerging urban environmental change. However, ecohydrologi…
Towards enhanced nutrient circularity: Lessons from a multidisciplinary conference
The global agricultural sector faces the dual challenge of ensuring food security while minimizing the environmental repercussions of conventional farming practices. The use of wa…
Close relationship between whitecapping-related wave energy dissipation and ambient sound in the open ocean
Whitecapping is the dominant, but poorly understood mechanism of ocean wave energy dissipation. The amount of wave energy lost due to whitecapping can only be estimated indirectly…
Direction-Informed Deep Learning with Topographic Fusion for 10m Wind Downscaling
High-resolution wind field forecasting can enhance the utilization of wind energy and plays a crucial role in meteorological disaster prediction and air quality assessment. We pre…
Sedimentary characteristics and shallow crustal response to the Tarim Basin-Altyn Tagh Range interaction: constraints f…
The Altyn Tagh Range (ATR) and its associated fault system form a tectonic boundary between the Tarim Basin and Tibetan Plateau, playing a pivotal role in the processes of basin s…
Measuring Flood Wave Celerity in Rivers Using Cross-Correlation with Filtering
Cross-correlation can measure the travel time and celerity of breaking waves, migrating dunes, and signals in electronic components. However, its use in rivers is limited by autoc…
Role of convection in winter mixed layer deepening in the Bay of Bengal
The Bay of Bengal (BoB) is a semi-enclosed tropical basin that, through its coupling with the atmosphere, helps sustain the South Asian climate system. The mixed layer in the BoB …
Energetics of internal solitary waves interacting with a conical island
The interaction of internal solitary waves (ISWs) with sloping topography plays a key role in ocean mixing and energy dissipation. In this study, we conduct idealized simulations …
Dissolved and particulate methylated mercury in a highly productive area of the Southern Ocean
Methylated mercury (MeHg), including dimethylmercury and monomethylmercury (MMHg), is a pollutant of concern because it biomagnifies in marine biota. The formation of MeHg in the …
A Panspermia Origin for Venus Cloud Life
Decades of study have hinted at the astrobiological potential of Venus’s cloud layers. This potential is often cast as stemming from the idea that the Venusian surface was clement…
Global Impacts of Wet Extremes on Evapotranspiration: Role of Watershed Characteristics
Environmental shifts present new challenges, posing critical issues that impact sustainable development, human well-being, and ecological health. A significant concern is the pote…
Towards an improved understanding of the Antarctic coastal zone and its contribution to future global sea level
Understanding the coastal zone of the Antarctic Ice Sheet, where it interacts with the Southern Ocean and warmer air masses, is crucial for predicting Antarctica's influence on th…
A Parsimonious Downscaling Method for Global Potential Net Primary Production: From 30arcmin to 30arcsec Resolution
The impact of land use on ecosystems has reached critical levels, jeopardizing biosphere integrity. A key indicator that quantifies, monitors, and analyses such impacts is the Hum…
Automatic earthquake catalogs from a permanent DAS offshore network
Applying Distributed Acoustic Sensing (DAS) to sense offshore telecom cables offers a unique opportunity to expand permanent seismological networks far offshore with an unpreceden…
A fair assessment of sea ice age reduces bias and gives new insight to Arctic sea ice dynamics
The rapid Arctic warming in the early 2000s triggered a tremendous loss of multi-year sea ice. Since then, sea ice age has been largely overlooked, despite its value in evaluating…
Characterizing Spatial Heterogeneity of Hydraulic Conductivity using Borehole NMR in a Complex Groundwater Flow System
Borehole nuclear magnetic resonance (NMR) measurements can map hydraulic conductivity (K) distributions in unconsolidated sediments. Previous studies focused on establishing petro…
The MANA magnetometer array, and magnetic observations across New Zealand from 2024.
This paper describes the Magnetometer Array for New Zealand Aotearoa, or MANA, completed in 2023. The network consists of five new variometer sites to complement the existing Eyre…
Magnetopause Boundary Layers in Low Mach CME-Driven Storm Environment
Magnetopause boundary layers (BLs) play an important role in mediating plasma and energy exchange between the solar wind/magnetosheath and Earth’s magnetosphere. Energy exchange a…
Evaporation and cold pools beneath trade cumulus clouds
The sources of air and water vapor in the tropical trade-wind subcloud boundary layer (SBL) are analyzed using in situ measurements of temperature, specific humidity, and stable w…
The Formation of Cirrus-Like Water and Carbon Dioxide Ice Clouds in the Venusian Upper Haze Region
The upper haze region of the Venusian atmosphere (~70-90 km) is believed to experience localised cooling due to gravity waves, creating transient cold pockets. Water ice clouds ma…
The Mechanism of Interhemispheric Coupling Revealed by a Gravity-Wave-Permitting General Circulation Model
Interhemispheric coupling (IHC) is the positive correlation between temperatures in the polar winter stratosphere and polar summer upper mesosphere and lower thermosphere. Over …
The Early Evolution of a Young Normal Fault in the Aysén Fjord, Chile
Seismic reflection data have been used to investigate the evolution of faults in oil and gas basins for decades and typically image deeply buried faults at low resolution, with bi…
Non-parametric estimation of temperature response to volcanic forcing
Large volcanic eruptions strongly influence the internal variability of the climate system. Reliable estimates of the volcanic eruption response as simulated by climate models are…
Analysis and Accuracy Assessment of a New Global Nearshore ICESat-2 Bathymetric Data Product
Although designed primarily for cryospheric science objectives, NASA's ICESat-2 satellite, which launched in 2018, quickly became recognized as the world's first spaceborne bathym…
The Dissipation Regime of Turbulence on Mars With Microphone Data From the Mars 2020 Perseverance Rover
Turbulent winds are a regular occurrence in planetary boundary layers. Turbulence affects mixing, energy fluxes and forcing on the surface environment. Energy injected into an atm…
Short-Period Migrating Thermal Tides in the Martian Atmosphere Observed by EMM/EMIRS
Thermal tides are global-scale atmospheric waves with periods that are subharmonics of a solar day. Among them, short-period tides (e.g., 6-hour and 4-hour) correspond to higher-o…
Weakening of the low-frequency sea surface temperature variability in the subtropical South Indian Ocean
Sea surface temperature (SST) variability in the Indian Ocean in the low-frequency (interannual-decadal) timescale is most pronounced in the subtropical South Indian Ocean (STIO; …
What is Endangered now? Climate Science at the Crossroads
The greenhouse gas “endangerment finding” of the U.S. Environmental Protection Agency (EPA), established in 2009 after a 2006 U.S. Supreme Court case (Massachusetts vs EPA) in whi…
Response of marine post-frontal clouds to Gulf Stream variability
Understanding how Gulf Stream variation influences cloud morphology is critical for evaluating cloud feedback in the western North Atlantic Ocean and beyond, where mesoscale air-s…
Atlantic 'cold blob' is caused by ocean heat transport change, not surface fluxes
The northern Atlantic south of Greenland and Iceland is the only part of the world which has cooled significantly since the 19th Century both in the atmosphere and ocean. The ocea…
Impacts of climate change on temperature and dissolved oxygen in an oligotrophic deep lake, Lake Taupō
Climate change has significant effects on freshwater ecosystems, including lakes, influencing key water quality indicators such as water temperature and dissolved oxygen concentra…
O3 pollution in global megacities under 2060s climate and emission scenarios: a radical chemistry and reaction kinetics…
Tropospheric ozone (O₃) is a harmful air pollutant and climate forcer. Studies have explored increases in O3 concentrations using climate models and evaluated the health impacts. …
Pore closure in planetary crusts: A revised model
The porous structure of planetary bodies plays a crucial role in their thermal evolution and their capacity for fluid storage. Impact processes create porosity in the crust, but a…
Lab and Field Saturated and Unsaturated Hydraulic Conductivities under Soil Sodicity Amendments
Soil salinity and sodicity significantly impact the soil hydraulic properties, affecting agricultural productivity. This study aims to evaluate the effects of four soil amendments…
Genetic Diversity among Yam (Dioscorea cayenensis Lam. complex) Landraces using Morphological Traits
Yams (Dioscorea spp.L.) are the fourth most economically important tuber crop next to Irish potatoes, cassava, and sweet potatoes. The study was conducted to estimate the magnitud…
Great Slave Lake as a modulator of dissolved organic carbon fluxes from the Mackenzie River watershed to the Arctic Oce…
Understanding dissolved organic carbon (DOC) fluxes in boreal freshwater systems is critical for constraining global carbon budgets and anticipating climate impacts. This study pr…
Impact of Brine Mobility, Permeability Heterogeneity, and Permeability Anisotropy on CO2 Sequestration in Deep Saline A…
Carbon capture and geologic storage of carbon dioxide (CO 2 ) is a possible strategy to combat rising CO 2 concentrations and thereby mitigate climate change. Deep saline aquif…
Modeling New Particle Formation in the Remote Marine Atmosphere Using a Nitric Acid-based Nucleation Scheme in WRF-Chem
New particle formation (NPF) is a key source of cloud condensation nuclei over most oceans. Although sulfuric acid (H2SO4), primarily derived from the oxidation of dimethyl sulfid…
A Machine Learning Framework for Predicting Microphysical Properties of Ice Crystals from Cloud Particle Imagery
The microphysical properties of ice crystals are important because they significantly alter the radiative properties and spatiotemporal distributions of clouds, which in turn stro…
Real Heights of SuperDARN F Region Echoes Inferred from Electron Density Measurements by the Rankin Inlet and RISR-C Ra…
This study is one of the first attempts to estimate statistically the real, physical height of SuperDARN F region echoes in the polar cap. To achieve this, measurements of the ele…
Explaining South Asian Monsoon Rainfall Seasonality Using a Metric of Plume Buoyancy
Localized tropical rainfall changes commonly occur on 500-1,000 km scales under various climate forcings, but understanding their causality remains challenging. One helpful proces…
Improving realism of high-resolution hydrological modeling with anthropogenic water use: a study on the Rhine basin
Increased anthropogenic water abstractions have profound impacts on regional water balances, yet they remain underrepresented in many regional hydrological modeling frameworks. Th…
Direct Evidence of Nutrient Upwelling and Phytoplankton Enhancement at a Continental Shelf Break
A long-standing hypothesis postulates that the elevated productivity at continental shelf break regions is stimulated by enhanced nutrient supply to the surface sunlit depths, how…
A Proof of Concept for Improving Estimates of Ungauged Basin Streamflow Via an LSTM-Based Synthetic Network Simulation …
This study introduces a machine learning approach to address the critical challenge of limited real-time flow data in river basins, particularly for calibrating large-scale hydrol…
Spatiotemporal Assessment of the TEMPO Formaldehyde Column Retrieval using the Pandonia Global Network
Launched in April 2023, the Tropospheric Emissions: Monitoring of Pollution (TEMPO), instrument provides for the first time hourly measurements of atmospheric pollutants over most…
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