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Showing 11051 to 11100 of 22070 works
Extending Ocean Drilling Pursuits [eODP]: Making scientific ocean drilling data accessible through searchable databases
Scientific ocean drilling through the International Ocean Discovery Program (IODP) and its predecessors, has a far-reaching legacy. They have produced vast quantities of marine da…
Graupel Precipitating from Thin Arctic Clouds with Liquid Water Paths less than 50 g m^-2
Thin boundary layer Arctic mixed-phase clouds are generally thought to precipitate pristine and aggregate ice crystals. Here we present automated surface photographic measurements…
Record-low Arctic stratospheric ozone in 2020: MLS observations of chemical processes and comparisons with previous ex…
Aura Microwave Limb Sounder (MLS) measurements show that chemical processing was critical to the observed record-low Arctic stratospheric ozone in spring 2020. The 16-year MLS rec…
Determining the Isotopic Composition of Surface Water Vapor Flux From High-Frequency Observations Using Flux-Gradient a…
The isotopic composition of surface water vapor flux (δE) is a quantity frequently used to investigate the local and regional water cycle. This study reports the results of a comp…
An Analytical Model for CO 2 Forcing, Part II: State-Dependence and Spatial Variations
Clear-sky CO2 forcing is known to vary significantly over the globe, but the state dependence which controls this is not well understood. Here we construct a quantitatively accura…
Electromagnetic Remote Sensing Unveils Copious Sprites Currents Signatures During Two Consecutive Nights of Observations
On June 2nd and 3rd, 2019, 65 sprites were captured with a Phantom V2010 camera recording at 100,000 frames per second from Langmuir Laboratory (LL) in New Mexico. An extra sensit…
Preliminary Evidence of Transport-Limited Chemical Weathering and Element Immobility in the Ganges Tidal Delta Plain of…
Previous studies have documented a weathering-limited regime in the upper reaches of the Ganges River Basin. Chemical weathering and element mobility at six sites in the lower rea…
Denoising surface waves extracted from ambient noise using three-station interferometry: Methodology and application to…
We develop an automatic workflow for denoising the fundamental mode surface wave from ambient noise cross correlations (ANCs) calculated for a dense linear array. The surface wave…
Nearshore Bathymetry and Surface Current Retrieval from Moving Wave Patterns Observed by Spaceborne Radar
As already presented at previous conferences, we have developed an innovative technique for ocean wave observations from space: A dedicated reprocessing of spotlight-mode syntheti…
Slow earthquakes illuminating interplate coupling heterogeneities in subduction zones
Slow earthquakes are mainly distributed in the vicinity of seismogenic zones of megathrust earthquakes and relationships between both types of earthquakes are expected. We examine…
Using Remote Sensing Data-based Hydrological Model Calibrations for Predicting Runoff in Ungauged or Poorly Gauged Catc…
Because remote sensing (RS) data are spatially and temporally explicit and available across the globe, they have the potential to be used for predicting runoff in ungauged catchme…
Response of the Southern Ocean overturning circulation to extreme Southern Annular Mode conditions
The positive trend of the Southern Annular Mode (SAM) will impact the Southern Ocean’s role in Earth’s climate, however the details of the Southern Ocean’s response remain uncerta…
A Gill-type mechanism for rainfall initiation over the rainshadow region
This novel study explains a physical mechanism for the rainfall initiation over the southeast peninsular India (SEPI, referred to be a ‘rain shadow’ region) during the southwest m…
Comparison of Proxy and Multi-Model Ensemble Means on Volcanic Aerosols' Hydrological Effects in Asian Monsoon and West…
Proxy-model comparisons show large discrepancies on volcanic aerosols’ hydrological effects in the Asian monsoon region (AMR). This was mostly imputed to uncertainties of the sing…
Silicon isotopes in an EMIC’s ocean: sensitivity to runoff, iron supply and climate
The isotopic composition of Si in biogenic silica (BSi), such as opal buried in the oceans’ sediments, has changed over time. Paleo records suggest that the isotopic composition, …
Venusian Habitable Climate Scenarios: Modeling Venus through time and applications to slowly rotating Venus-Like Exopla…
One popular view of Venus’ climate history describes a world that has spent much of its life with surface liquid water, plate tectonics, and a stable temperate climate. Part of th…
Isolating lithologic versus tectonic signals of river profiles to test orogenic models for the Eastern and Southeastern…
Fluvial morphology is affected by a wide range of forcing factors, which can be external, such as faulting and changes in climate, or internal, such as variations in rock hardness…
Revealing the Deformation of SW Anatolia (Turkey) by Anisotropy of Magnetic Susceptibility (AMS) Data
Convergence between the Eurasian and the African plates in the West Anatolian-Aegean region results in a trench retreat due to slab roll-back and tearing of the subducted African …
Wave, Tide and Topographical Controls on Headland Sand Bypassing
Embayed beaches separated by irregular rocky headlands represent 50% of global shorelines. Quantification of inputs and outflows via headland bypassing is necessary for evaluating…
Evaluating the Effects of Piped Lengths of Buried Channels on Temporal and Small-Scale Spatial Variations of Streams Di…
Sunlight plays an important role in regulating the nutrient cycle in streams. Throughout the years, more streams are buried to accommodate for residential or commercial facilities…
Hillslopes in Humid-tropical Climates Aren’t Always Wet: Implications for Hydrologic Response and Landslide Initiation …
The devastating impacts of the widespread flooding and landsliding in Puerto Rico following the September 2017 landfall of Hurricane Maria highlight the enhanced hazard potential …
Air quality response in China linked to the 2019 novel Coronavirus (COVID-19) mitigation
Efforts to stem the spread of COVID-19 in China hinged on severe restrictions to human movement starting January 23rd, 2020 in Wuhan and subsequently to other provinces. Here, we …
A Data-Driven Model to Evaluate the Medium-Term Effect of Contingent Pricing Policies on Residential Water Demand
The relative scarcity of water resources have encouraged cities to create mechanisms to control water demand and avoid water stress. In the decision-making process, water companie…
IOC-R: A vision of Coordinated Ocean Carbon Research and Observations for the Next Decade
Significant advancements have been made over the past four decades in understanding and quantifying the stocks and flows of carbon between the reservoirs. However, knowledge of th…
Analysis of Synthetic Seismograms for Low-Angle Thrust Faults on Titan
Little is known of the structure and seismic nature of icy satellites, planetary bodies that have an outer shell of ice instead of a rocky crust. One such body, Saturn's moon Tita…
Brittleness estimation and mineralogical analysis for evaluation of fracturability: Application to the Cambay Shale, Gu…
Brittleness index (BI) has been considered as a key geomechanical parameter in evaluating fracturability of the shale formation for optimal extraction of hydrocarbon. BI is common…
How to make paleo research more accessible for disabled scientists, now and in the future
Disabled scientists are severely underrepresented in geosciences, including paleo-related fields. In this presentation, I will explain how potential benefits from remote work can …
Towards narrowing uncertainty in future projections of local extreme precipitation
Projections of extreme precipitation based on modern climate models suffer from large uncertainties. Specifically, unresolved physics and natural variability limit the ability of …
Researchers Familiarity and Use of Preprint Servers
The objective of the study is to assess the familiarity and the use of preprint servers by researchers to share their work. Data collection was conducted by Wiley through an onlin…
The Venus Life Equation
Does life currently exist, or did life once exist, on other worlds in our solar system? The proximity of the rocky planets of our solar system, Venus and Mars, make them obvious t…
A comprehensive study of stable carbon and oxygen isotopes for Cathaica pulveratrix and Metodontia yantaiensis land sna…
Modern investigations have shown that oxygen and carbon isotopes of land snail shells are useful indicators of climate and vegetation in monsoonal region. However, stable isotope …
Complexity of Mesoscale Eddy Diffusivity in the Ocean
Stirring of water by mesoscale currents (“eddies”) leads to large-scale transport of many important oceanic properties (“tracers”). These eddy-induced transports can be related to…
An Update on Engineering Issues Concerning Stratospheric Aerosol Injection for Geoengineering
Solar Radiation Management (SRM) geoengineering is a proposed response to anthropogenic global warming (AGW)1. Stratospheric aerosol injection (SAI) is one proposed method, relian…
Stress-induced percolative core formation through a bridgmanite mantle
Segregation of liquid metal from solid silicate is a necessary pathway for core formation in a large rocky planetary body during the planet growth. The mechanism and extent of suc…
Raman and Near-Infrared Spectroscopy of Candidate X-Ray Amorphous Phases in Martian Rocks and Soils: Implications for M…
Martian soils and rocks contain a significant fraction of amorphous materials, based on previous lander-based x-ray diffraction and orbital infrared measurements. However, the exa…
An introduction and GIS-based relief compartment mapping of fluvio-karst landscape in central Brazilian highlands
The present work is part of a greater research project aiming at creating knowledge-base for the future managerial plans dedicated to the protection of caves heritage in the Corre…
A Satellite-based Decision Support Tool for Surface PM2.5 Estimates in California
Fine particulate matter smaller than 2.5 micrometers (PM2.5) at the surface presents large health risks to the public. Providing long-term, spatially continuous data set of PM2.5 …
Lower and upper tropospheric CO 2 and CH 4 observed by GOSAT and GOSAT-2 over anthropogenic emission sources since 2009
GOSAT and GOSAT-2 have simultaneously observed both reflected SWIR solar light and TIR emissions with a single FTS mechanism with the Thermal And Near-infrared Sensor for carbon O…
Temperatures near the lunar poles and their correlation with hydrogen predicted by LEND
The lunar polar regions offer permanently shadowed regions (PSRs) representing the only regions which are cold enough for water ice to accumulate on the surface. The Lunar Explora…
Global trends in air-water CO2 exchange over seagrass meadows revealed by atmospheric Eddy Covariance
Coastal vegetated habitats like seagrass meadows can mitigate anthropogenic carbon emissions by sequestering CO 2 as “blue carbon” (BC). Already, some coastal ecosystems are activ…
Features of hydraulic fracture behavior for natural gas hydrate deduced from acoustic emission and microscopy in tri-ax…
Key Points: • In-situ stress and natural gas saturation affects fracture process and sediment mechanical properties • Mixed fracture mode tends to be induced while micro fractures…
Re-analysis of the Cassini RPWS/LP data in Titan’s ionosphere. Part II: statistics on 57 flybys.
The ionosphere of Titan hosts a complex ion chemistry leading to the formation of organic dust below 1200 km. Current models cannot explain the observed electron temperature in th…
Radiocarbon in the Eastern Tropical Pacific: Implications for Changes in Equatorial Undercurrent Velocity and Decadal V…
A coral record of radiocarbon variability in seawater from the Galapagos shows a step change in radiocarbon values across the 1976 climate shift, associated with a similar rise in…
Unsteady Ekman–Stokes dynamics: implications for surface-wave induced drift of floating marine litter
We examine Stokes drift and wave-induced transport of floating marine litter on the surface of a rotating ocean with a turbulent mixed layer. Due to Coriolis–Stokes forcing and su…
Mapping Sea Ice Surface Topography in High Fidelity with ICESat-2
The Advanced Topographic Laser Altimeter System (ATLAS) on ICESat-2 offers a new remote sensing capability to measure complex sea ice surface topography. We demonstrate the retrie…
Permeability evolution during fluid-pressure induced shear slip in saw-cut and natural granite fractures
Subsurface engineering applications, such as the development of enhanced geothermal systems and unconventional oil and gas reservoirs, and the geologic disposal of CO 2 and waste …
Performance of the Taiwan Earth System Model in Simulating Climate Variability Compared with Observations and CMIP6 Mod…
This study evaluated the performance of the Taiwan Earth System Model version 1 (TaiESM1) in simulating the observed climate variability in the historical simulation of the Couple…
Physical mechanisms driving the global ocean breathing
Future changes in subduction are suspected to be critical for the ocean deoxygenation pre- dicted by climate models over the 21 st century. However, the drivers of global oxygen s…
Seasonal Vegetation-Hydrological Coupling across Land Covers in East Africa
Understanding the linkages between between climatic and surface properties that influence water uptake and loss by vegetation is essential for understanding the impact of drought …
Why Robust Software Engineering Matters for Atmospheric Composition Retrievals
The retrieval of atmospheric composition from remote sensing measurements is a complex process that requires the integration of cross cutting domain knowledge into a coherent soft…
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