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Showing 13901 to 13950 of 22070 works
Multi-Constellation, Multi-Frequency Simulation of Ionospheric Scintillation along Radio Occultation Raypaths and Poten…
In recent years, the need for improved global terrestrial and space weather specification and forecast has driven the development of new commercial satellite constellations to mon…
Arctic salinity from space: Monitoring the freshwater system.
The Arctic Ocean contains only a 1% of the world’s ocean water, but the rivers that flow out into it account for the 10% of the volume world’s rivers freshwater. The upper layer o…
Rapid bedrock canyon incision during a mid-Holocene pluvial period, Qilian Shan, China
Located at the transition between monsoon and westerly dominated climate systems, major rivers draining the western Qilian Shan incise deep, narrow canyons into latest Quaternary …
Impact of satellite observations on forecasting sudden stratospheric warmings
The observational impacts of satellite data assimilation on extended-range forecasts of sudden stratospheric warmings (SSWs) are investigated by conducting ensemble reforecast exp…
Lower Crustal Composition in the Southwestern United States
The composition of the lower continental crust is well-studied but poorly understood because of the difficulty of sampling large portions of it. Petrological and geochemical analy…
Sealing Wellbores at the end of their lifecycle to restore subsurface seal integrity and prevent offshore wellbore leak…
As we approach 2020, there are more well bores that require abandonment than well bores waiting to be drilled. The USA alone has ~1.7 Million well bores with an API number indicat…
Gravity Wave Activity over the Andes Lidar Observatory (ALO) Generated by the July 2, 2019 Full Solar Eclipse Observed …
On July 2, 2019, a full solar eclipse has occurred in the location of the Andes Lidar Observatory in Chile. We have recorded data utilizing the set of sensors operating at the fac…
Revealing the superpowers of smart meters for water-energy demand management and behaviour change
Increasing awareness of the links between water-energy consumption has seen a strong focus on examining and identifying areas where reductions in greenhouse gas emissions can be a…
Generalised Langevin Equations and the Climate Response Problem
There can be few greater scientific challenges than predicting the response of the global system to anthropogenic disruption, even with the array of sensing tools available in the…
Integrative Economic Evaluation of an Infrastructure Project as a Measure for Climate Change Adaptation: A Case Study o…
As climate change adaptation is becoming a recognized policy issue, the needs are growing about quantitative economic evaluation of adaptation-related public investments, particul…
Scaling Potential Macroeconomic Impacts of Climate Effects of Siberian Wildfires: Insights from MIROC-SPRINTARS AOGCM E…
A broad range of attempts have been made to quantify the macroeconomic impacts of climate change, such as those of intensifying weather extremes and of yield losses of major crops…
Influence of Pore Fluid Pressure Diffusion on Hydraulic Fracturing.
Results of laboratory experimental study of the hydraulic fracture initiation, its propagation and closing, re-fracturing, the fluid pore pressure variations and related acoustic …
Geometry of the Butterknowle Fault at Bishop Auckland (County Durham, UK), from gravity survey and structural inversion
The Butterknowle Fault is a major normal fault of Dinantian age in northern England, bounding the Stainmore Basin and the Alston Block. This fault zone has been proposed as a sour…
Trading water for carbon: Sustained photosynthesis at the cost of increased water loss during high temperatures in a te…
Forest carbon and water fluxes are often assumed to be coupled as a result of stomatal regulation during dry conditions. However, recent observations have indicated increased tran…
September 2019 Antarctic sudden stratospheric warming: quasi-6-day wave burst and ionospheric effects
An exceptionally strong stationary planetary wave with Zonal Wavenumber 1 led to a sudden stratospheric warming (SSW) in the Southern Hemisphere in September 2019. Ionospheric dat…
Identifying and comparing Antarctic continental shelf water masses in models and observations
A wealth of new climate model simulations have recently become available through the Coupled Model Intercomparison Project, Phase 6 (CMIP6). Evaluation of the representation of th…
GOES-16 Urban Land Surface Temperature Calibration Using a Handheld Infrared Sensor Framework
Satellite based remote sensing data are increasingly used for urban meteorological applications, particularly to study urban heat island impacts. However, the land surface tempera…
The Data Processing Unit of the Solar Wind Analyzer SWA onboard Solar Orbiter
The Data Processing Unit (DPU) is the “heart” of the plasma suite SWA and is the only interface with the S/C. The DPU is interfaced with EAS, PAS and HIS sensors via SpW dedicated…
Neutral density measurement from simultaneous radar observation of meteors
Observations of atmospheric neutral density and associated dynamics within the lower thermosphere has been a challenge to the atmospheric science and space community due to its in…
Data Quality Assurance at the IRIS DMC: Expanding and Improving the MUSTANG System
The IRIS Data Management Center (DMC) maintains a large assemblage of pre-computed and dynamically generated quality assurance metrics for seismic data by means of its MUSTANG sys…
Numerical Simulations of a Laboratory Star
The Sun’s deep-seated convective flows must ultimately sustain not just the efficient EMF from which solar magnetism derives, but also the large-scale shearing and circulatory flo…
Cloud-driven modulations of Greenland ice sheet surface melt, from 2012 to 2014
Clouds have been recognized to enhance surface melt on the Greenland Ice Sheet (GrIS). However, quantitative estimates of the effects of clouds on the GrIS melt area and ice-sheet…
Climate Data Analysis: Enhancing Usage of Research Data with Climate4impact, EUDAT and DARE
Researchers using climate data are facing challenge to analyze the data they need. Data volumes are increasing very rapidly, and the ability to download all needed data is often n…
The Distinguishing Characteristics of Storms that Produce Rain-on-Snow Events in Alaska
A growing body of research has shown that rain-on-snow (ROS) events can have adverse impacts on high-latitude ungulate populations. When rain freezes in the snowpack, it forms ice…
Implementing and mapping the VESPA metadata dictionary in the PDS4
In the frame of the Europlanet-RI-2020 program, the VESPA (Virtual European Solar and Planetary Access) team has developed a metadata dictionary dedicated to data discovery in sol…
Designs and Results from Three New Borehole Optical Fiber Tensor Strainmeters
The time evolving strain field contains a wealth of information that can be used to interpret subsurface behavior. For example, injecting or removing fluids from reservoirs or aqu…
Evaluating Response of Southern California Chaparral Landscapes to Short-interval Fire and Drought (1984-2018)
Regrowth after fire is critical to long-term persistence of chaparral shrub communities in southern California. This region is subject to frequent fire, habitat fragmentation, and…
Radar-sounding evidence for a subglacial groundwater table in Hiawatha Crater, Greenland
Recent airborne radar-sounding surveys by NASAs Operation IceBridge revealed a large impact crater in the Hiawatha glacier region of northwest Greenland. The radar data used to id…
Distributed surface rupturing: there is a crack in everything – that’s how the light gets in
Strong (M 6 - 7) to large (M 7 – 8) earthquakes are capable to produce surface faulting both along the primary fault and distributed faults. The availability of modern technologie…
The Satellite Era Cyclicity of Arctic Sea Ice Area Extent
Arctic sea ice is a key component of the Arctic hydrologic cycle. This cycle is connected to land and ocean temperature variations and Arctic snow cover variations, spatially and …
Correlating the Campanian Ignimbrite using matrix glass geochemistry and morphology
The Campanian Ignimbrite was emplaced during the 39-ka caldera-forming eruption of Campi Flegrei near Naples, Italy. This eruption deposited a trachytic ignimbrite up to 80 km fro…
An interactive tool for stratigraphic visualization applied to turbulence-resolved numerical simulations of turbidity c…
Hyperpycnal flows are produced when the density of a fluid flowing in a relatively quiescent basin is greater than the density of the fluid in the basin. The density differences c…
Sediment transport and morphodynamic modelling for coasts and shallow environments
This book is mostly a research monograph, but I hope it is of interest to researchers and practitioners alike. A strong focus is on the dynamics of coastal environments at differe…
Assessing Present-Day Atmospheric Control Over the Surface Mass Balance of Patagonian Icefields Through Modeling
The Patagonian Icefields (Northern Patagonia Icefield and Southern Patagonia Icefield) are the largest ice bodies in the Southern Hemisphere outside Antarctica. Nonetheless, littl…
Linear and nonlinear causality in monthly atmospheric and ocean time series
In meteorology, identification of teleconnections between climatic phenomena plays an important role in the validation of atmospheric models which are used for weather and climate…
Increasing Student Engagement in Online Education with Virtual Field and Lab Experiences
In online education, student-to-student interaction can be an important component to encouraging independent thinking and achieving learning objectives. The course development tea…
Glacial cycle ice-sheet evolution controlled by oceanbed properties
Improving constraints on the basal ice/bed properties is essential for accurate prediction of ice-sheet grounding-line positions and stability. Furthermore, the history of groundi…
Repeatable, non-destructive, spatially resolved measurements of carbon-in-soil
Carbon sequestration in soils represents an important opportunity to reduce the amount of greenhouse gases in the atmosphere and thereby offsetting the effects of climate change. …
Application of CEEMDAN in Analyzing Cosmic Ray Properties before Great Geomagnetic Storms
The short-term disturbance of galactic cosmic rays(GCRs) caused by coronal cass ejections (CMEs) can be quantified to indicators of geomagnetic storms. We proposed a model takes G…
OFFSHORE WIND: RESOURCE CHARACTERIZATION, CLIMATE CHANGE IMPACTS, AND MULTI-CONSTRAINT STUDIES
We will discuss several results regarding a wind energy resource assessment based on data from the climate UPSCALE model and using the offshore waters of Mexico as a case study. T…
What is the fate of detrained ice in the Tropical Western Pacific
Clouds in the tropical western Pacific are dominated by reflective deep convective cores with gradually thinning trailing anvil clouds, which play a crucial role in determining tr…
Using Machine Learning Algorithms to Evaluate the Relationship Between Air Quality and Temperature Change
Human activities constantly produce air pollutants, which may greatly impact climate change. Elucidating the relationship between air quality and temperature change is essential t…
Artificial Small-scale Field-aligned Irregularities in the High Latitude Ionospheric F-region
The ionospheric modification experiments are providing the means for understanding mechanisms and physical processes leading to the generation and evolution of ionospheric irregul…
Scientific Data Quality as Contrasted with Other Sources of Uncertainty in Accurately Describing Nature
Data quality is only one of many uncertainties involved in our attempt to understand, model and predict complex nonlinear systems and to identify the properties emerging from them…
Physics-based Simulator of Short-Term Seismicity: Application to the Central Apennines Region
A newly developed physics-based earthquake simulation algorithm was applied to a seismogenic model in the Central Apennines Region. This model was derived from the last version of…
Uncertainty in aerosol radiative forcing impacts the simulated global monsoon in the 20th century
Anthropogenic aerosols are dominant drivers of historical monsoon rainfall change. However, large uncertainties in the radiative forcing associated with anthropogenic aerosol emis…
Ground- and Space-based Observations of Horizontally-extensive Lightning Flashes
Horizontally-extensive lightning flashes occur frequently in association with mature and late phases of multicellular thunderstorms, both in trailing stratiform regions and horizo…
Machine learning to predict final fire size at the time of ignition
The boreal forests of Alaska have been experiencing a changing fire regime which threatens human lives and vulnerable ecosystems. Given expected increases in fire activity with cl…
Modeling the Remote Sensing Reflectance of Highly Turbid Waters
Several models relating remote sensing reflectance to water inherent optical properties (IOPs) have been developed. In particular, the reflectance is expressed as a function of a …
Retrieval of phytoplankton pigments and functional types from underway spectrophotometry in the Fram Strait
Gaussian decomposition and Singular Value Decomposition combined with Non-Negative Least Squares (SVD-NNLS) method are compared and combined to estimate the concentration of 18 ph…
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