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Showing 1701 to 1750 of 59105 works
The Timing of Global Floods and its Association with Climate and Topography
Until recently, the development of a global geography of floods was challenged by the fragmentation and heterogeneity of in situ data and the high costs of processing large amount…
Climatology and Decadal Changes of Arctic Atmospheric Rivers Based on ERA5 and MERRA-2
We present {the} Arctic atmospheric river (AR) climatology based on twelve {sets of} labels derived from ERA5 and MERRA-2 reanalyses for 1980–2019. The ARs were identified and tra…
Revisiting western United States hydroclimate during the last deglaciation
During the last ice age, the western United States was covered by large lakes, sustained partly by higher levels of precipitation. Increased rainfall was driven by the atmospheric…
Daily to centennial behavior of aseismic slip along the central section of the North Anatolian Fault
Slow, aseismic slip plays a crucial role in the initiation, propagation and arrest of large earthquakes along active faults. In addition, aseismic slip controls the budget of elas…
Mechanisms of shear band formation in heterogeneous materials under compression: The role of pre-existing mechanical fl…
Shear bands critically govern the shear failure processes and associated many geophysical phenomena, e.g., faulting, in Earth’s crust. Earlier investigations on homogeneous materi…
Experimental Investigation on the Transport of Sulfide Driven by Melt-rock Reaction in Partially Molten Peridotite
Extraction of sulfides from the partially molten mantle is vital to elucidate the cycling of metal and sulfur elements between different geochemical circles but has not been inves…
Projected water table depth changes of the world's major groundwater basins
As groundwater found in aquifers is the main reservoir of freshwater for human activity, knowledge of the future response of groundwater to climate change is key for improving wat…
Benefits of Fully Focused SAR Altimetry to Coastal Wave Height Estimates: A Case Study in the North Sea
Estimating the three geophysical variables significant wave height (SWH), sea surface height, and wind speed from satellite altimetry continues to be challenging in the coastal zo…
Exotic tree plantations in the Chilean Coastal Range: Balancing effects of discrete disturbances, connectivity and a pe…
The Coastal Range in the Mediterranean segment of Chile is a soil mantled landscape with potential to store valuable supplies of fresh water and support a biodiverse native forest…
Precipitation-driven gamma radiation enhancement over the Atlantic Ocean
Gamma radiation over the Atlantic Ocean Gamma radiation over the Atlantic Ocean was measured continuously from January to May 2020 by a NaI(Tl) detector installed on board the Por…
Multi-task unscented Kalman inversion (MUKI): a derivative-free joint inversion framework and its application to joint …
Unscented Kalman inversion is a novel method that uses unscented Kalman filter to solve inverse problems. This paper applies it to inverse multiple geophysical observations simult…
Understanding Disturbance Regimes from Patterns in Forest Biomass
Natural and anthropogenic disturbances are important drivers of tree mortality, shaping the structure, composition, and biomass distribution of forest ecosystems. Differences in d…
Two volcanic tsunami events caused by trapdoor faulting at a submerged caldera near Curtis and Cheeseman Islands in the…
Two submarine earthquakes ( M 5.8) occurred near volcanic islands, Curtis and Cheeseman, in the Kermadec Arc in 2009 and 2017. Following both earthquakes, similar tsunamis with wa…
Probing the Skill of Random Forest Emulators for Physical Parameterizations via a Hierarchy of Simple CAM6 Configuratio…
Machine learning approaches, such as random forests, have been used to effectively emulate various aspects of climate and weather models in recent years. The limitations to these …
4D Physics-Based Pore Pressure Monitoring Using Passive Image Interferometry
This study introduces a technique for four-dimensional pore pressure monitoring using passive image interferometry. Surface-wave velocity changes as a function of frequency are di…
Progress and opportunities in advancing near-term forecasting of freshwater quality
Near-term freshwater forecasts, defined as sub-daily to decadal future predictions of a freshwater variable with quantified uncertainty, are urgently needed to improve water quali…
Characterization of Seismicity from Different Glacial Bed Types: Machine Learning Classification of Laboratory Stick-Sl…
Subglacial seismicity provides the opportunity to monitor inaccessible glacial beds at the epicentral location and time. Glaciers can be underlain by rock or till, which determine…
Effect of Shape and Size on the Transport of Floating Particles on the Free Surface in a Meandering Stream
Understanding how floating particles are transported by streaming waters is crucial in predicting the transport of plastic pollution, which is dramatically abundant in rivers, lak…
Advancing Heat-as-a-Tracer Groundwater Flux Estimates in Preferential Discharge Zones via Instrumentation and Methods
Preferential groundwater discharge zones are critical to a wide range of surface water habitat and water quality processes, but they can be difficult to characterize due to strong…
Growth and global persistence of stratospheric sulfate aerosols from the 2022 Hunga Tonga-Hunga Haápai volcanic eruption
Stratospheric sulfate aerosols play a key role on atmospheric chemistry and Earth’s radiation budget, but their size distribution, a critical parameter in climate models, is gener…
Permeability and elastic properties of rocks from the northern Hikurangi margin: Implications for slow-slip events
Fluid flow and pore-pressure cycling are believed to control slow slip events (SSEs), such as those that frequently occur at the northern Hikurangi margin (HM) of New Zealand. To …
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…
Implications of localized time dilation
Abstract: The assumption that time dilation must be computed using velocities relative to the local Hubble Frame has important consequences for cosmology. Four such consequences a…
Model biases in the atmosphere-ocean partitioning of poleward heat transport are persistent across three CMIP generatio…
The observed partitioning of poleward heat transport between atmospheric and oceanic heat transports (AHT and OHT) is compared to that in coupled climate models. Poleward OHT in t…
Effects of wind shear and aerosol conditions on the organization of precipitating marine stratocumulus clouds
This study examines how wind shear affects precipitating marine stratocumulus clouds under different cloud droplet number concentrations ( N ). We performed a series of large eddy…
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…
Biodegradation of Ancient Organic Carbon Fuels Seabed Methane Emission at the Arctic Continental Shelves
This study explores the carbon stability in the Arctic permafrost following the sea level transgression since the Last Glacial Maximum (LGM). Arctic permafrost is a significant na…
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…
The Energy Decay of Warm-core Eddies in the Gulf of Mexico
The Gulf of Mexico (GoM) is home to some of the most energetic eddies in the ocean. They detach from the Loop-Current and drift through the basin, transporting large amounts of he…
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…
Seasonal Mixed-Layer Temperature in the Congolese Upwelling System (CUS)
The Congolese upwelling system (CUS), located along the West African coast north of the CongoRiver, is one of the most productive and least studied systems in the Gulf of Guinea. …
Bounce Resonance between Energetic Electrons and Magnetosonic Waves: A Parametric Study
Magnetosonic waves are electromagnetic emissions from a few to 100 Hz primarily confined near the magnetic equator both inside and outside the plasmasphere. Previous studies prove…
Seasonal variability of kelp dissolved organic carbon release driven by decay not growth: a key relationship for Indige…
Macroalgae are foundational to the health of many Indigenous social-ecological systems, and their production of dissolved organic carbon (DOC) serves various biogeochemical roles.…
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 …
Surface Rupture and Fault Characteristics Associated with the 2020 Magnitude (MW) 6.6 Masbate Earthquake, Masbate Islan…
The magnitude ( M ) 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 Fault in…
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…
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…
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