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Showing 11601 to 11650 of 22070 works
Modeling transport and retention of graphene oxide in porous media
Transport and retention behavior of Graphene Oxide (GO) is influenced by the physical and chemical properties of porous media under subsurface environmental conditions. Fixed-bed …
Likelihood of warm-season compound dry and hot extremes increased with stronger dependence
Key Points: SPI and temperature showed negative correlations with large spatial differences. The probability of compound dry and hot extremes increased with a stronger depende…
Temporal and Spatial Characteristics of AIRS and CERES OLR Climatologies and Anomaly Time Series
This paper compares the characteristics of the monthly mean AIRS Version-6 and CERES_EBAF Edition 4.0 OLR data sets over a 14-year overlap period, September 2002 through August 20…
Seven decades of neutron monitors (1951–2019): Overview and evaluation of data sources
The worldwide network of neutron monitors (NMs) is the primary instrument to study cosmic-ray variability on time scales of up to 70 years. Since the 1950s, 147 NMs with publicly …
Post-wildfire surface deformation near Batagay, Eastern Siberia, detected by L-band and C-band InSAR
Thawing of ice-rich permafrost and subsequent ground subsidence can form characteristic landforms, and the resulting topography they create are collectively called “thermokarst”. …
Process-based climate model development harnessing machine learning: III. The Representation of Cumulus Geometry and th…
Process-scale development, evaluation and calibration of physically-based parameterizations are key to improve weather and climate models. Cloud–radiation interactions are a centr…
Design of sand-based, 3D-printed analogue faults with controlled frictional properties
Laboratory experiments with surrogate materials play an important role in fault mechanics. They allow improving the current state of knowledge by testing various scientific hypoth…
Simulating Temperature Transients in First Year Sea Ice
A dynamic one-dimensional model of the freezing of first-year sea ice with a snow cover is presented along with Matlab code. The model is based on historical models in the literat…
Ice Particle Properties Inferred from Aggregation Modelling
We generated a large number (105’000) of aggregates composed of various monomer types and sizes using an aggregation model. Combined with hydrodynamic theory, we derived ice parti…
py-meteo-num: Dockerized Python Notebook environment for portable data analysis workflows in Indonesian atmospheric sci…
Reproducibility and replicability in analyzing data is one of the main requirements for the advancement of scientific fields that rely heavily on computational data analysis, such…
Mineral Precipitation from Soda Brines, Lake Magadi, Rift Valley (Kenya)
Lake Magadi is a saline soda lake in East African Rift Valley (Kenya). It is fed by perennial warm and hot saline springs. Na+-HCO3- type dilute inflows evolve into Lake Magadi br…
Mud volcanoes influences on the seismicity behaviors indicated from z and b value
To explore the repeating mud volcanoes influences on the seismicity behaviors, we measured the spatial distribution z and b value changes with the time in the mud volcanoes develo…
Large eddy simulation of particle transport and deposition over multiple 2D square obstacles in a turbulent boundary la…
Predicting solid particle transport in the lowest parts of the atmosphere is a major issue for man-made obstacles in semi-arid regions. Here, we investigate the effects on solid p…
Impacts of the 2014-2015 warm-water anomalies on nutrients, chlorophyll-a and hydrographic conditions in the coastal zo…
We report the seasonal variability of temperature, nutrients, and total and size fractionated chlorophyll- in nearshore waters off northern Baja California (nBC), under conditions…
A rapid groundwater circulation system inferred from temporal water dynamics and isotopes in a typical alluvial-fluvial…
A rapid groundwater recharge and circulation system has developed in Qaidam Basin, China. Stable H and O isotopes were monthly sampled in both river water and groundwater, and wat…
Jupiter's ion radiation belts inward of Europa's orbit
Jupiter is surrounded by intense and energetic radiation belts, yet most of the available in-situ data, in volume and quality, were taken outside of Europa’s orbit, where radiatio…
Assessment of impact of Hysteresis phenomenon on Magnitude-Frequency Analysis for Godavari River basin, India
The transport effectiveness of a stream flow event of a certain magnitude in carrying a sediment load is defined as the product of the effect of that event and the frequency with …
Novel Technique for Compton edge Calibration of Neutral Particle Detectors using Kernel Density Estimation
Simple neutral particle detectors consisting of organic scintillators, sensitive photodetectors, and readout systems have been used to great effect in space- and Earth-based scien…
The LIFE mission: a MIR space interferometer for bio- and technosignature detection
LIFE is a project initiated in 2017 and officially kicked-off in 2018 to develop the science, technology and a roadmap for an ambitious space mission that will allow humankind for…
Value of flow forecast for power system analytics
Most hydropower utilities rely on flow forecasts to manage the water resources of their reservoir systems and to help marketers and schedulers make efficient use of power generati…
Chicago Teens as Light Pollution Researchers and Advocates
The Adler Planetarium’s Teen Programs engages hundreds of young people in authentic STEM experiences each year. Several of our programs focus on artificial light at night (ALAN), …
The first quantitative estimation of the influence of volcanic activity on noctilucent clouds
Climate change happening in the middle and upper atmosphere has been intensively investigating nowadays. One of the experimental tools to investigate long-term changes in the meso…
Characterizing Fire Activity in Eastern Mediterranean Europe by Surface Temperature and Soil Moisture Variability
Being an agent of environmental hazard, wild fire is a major concern, especially in Mediterranean countries, where warm and dry summers may lead to high levels of vegetation stres…
Dynamic Bayesian networks for evaluation of Granger causal relationships in climate reanalyses
We apply a Bayesian structure learning approach to study interactions between global teleconnection modes, illustrating its use as a framework for developing process-based diagnos…
Assessment and Error Analysis of Terra-MODIS and MISR Cloud-top Heights through Comparison with ISS-CATS lidar
Cloud-top heights (CTH) from the Multiangle Imaging Spectroradiometer (MISR) and the Moderate Resolution Imaging Spectroradiometer (MODIS) on Terra constitute our longest-running …
Atmospheric gravity waves observed in the nightglow following the 21 August 2017 total solar eclipse}
Nighttime airglow images observed at the low-latitude site of São João do Cariri (7.4S, 36.5W) showed the presence of a medium-scale atmospheric gravity wave (AGW) associated with…
Numerical dynamo simulations reproduce palaeomagnetic field behaviour
Numerical geodynamo simulations capture several features of the spatial and temporal geomagnetic field variability on historical and Holocene timescales. However, a recent analysi…
Real-Time Control of Rainwater Harvesting Systems: The Benefits of Increasing Rainfall Forecast Window
Use of Real-Time Control (RTC) technology in Rainwater Harvesting Systems (RWH) can improve performance across water supply, flood protection, and environmental flow provision. Su…
Investigating the role of the Cuvette Centrale in the hydrology of the Congo
15 The increasing pressure on wetland resources continues to threaten the role wetlands play in 16 maintaining the ecological balance of watersheds. The Cuvette Centrale of the Co…
Regionalizing the impacts of wind and wave-induced currents on surface ocean dynamics: a long-term variability analysis…
Effects of wind and waves on the surface dynamics of the Mediterranean Sea are assessed using a modified Ekman model including a Stokes-Coriolis force in the momentum equation. Us…
Constraints on the upper mantle structure beneath the Pacific from 3-D anisotropic waveform modelling
Seismic radial anisotropy is a crucial tool to help constrain flow in the Earth’s mantle. However, Earth structure beneath the oceans imaged by current 3-D radially anisotropic ma…
Projections of Cold Air Outbreaks from Shared Socioeconomic Pathways in CMIP6 Earth System Models
Historical and future simulated temperature data from five climate models in the Coupled Model Intercomparing Project Phase 6 (CMIP6) are used to understand how climate change mig…
Extreme runoff generation from atmospheric river driven snowmelt during the 2017 Oroville Dam spillways incident
In Feb. 2017, a five-day sequence of atmospheric river storms in California, USA, resulted in extreme inflows to Lake Oroville, the state’s second-largest reservoir. Damage to the…
Nighttime magnetic perturbation events observed in Arctic Canada: Investigating their associations with localized field…
The rapid changes of magnetic fields associated with nighttime magnetic perturbations with amplitudes |ΔB| of hundreds of nT and 5-10 min periods can induce bursts of geomagnetica…
Expediting the UUSS's Response to the Soda Springs, Idaho Aftershock Sequence
In principle, a goal of any regional seismic network (RSN) is simple - detect and review seismicity in the network’s region of interest. Vigorous aftershock sequences however pres…
Estimate of the shelf residence time using a 2-km resolution Japanese coastal model
Mean residence time of the seawater in the shelf region, τ, has been studied in several closed bays and inland seas around Japan. From previous estimates of 0.69 months in the Ise…
Cross-platform Ecosystem Assessment Through Characterization of Prey Habitat Suitability and Predator Occurrence off Ne…
The coastal waters off Newport, Oregon are part of a naturally dynamic ecosystem influenced by the California Current. In additional to highly variable interannual and decadal pro…
A Model of the Subpacket Structure of Rising Tone Chorus Emissions
The nonlinear growth theory of chorus emissions is used to develop a simple model of the subpacket formation. The model assumes that the resonant current, which is released from t…
Temporal Variations of the Marine Geoid
The effects of temporal changes in the marine geoid on estimates of the ocean dynamic topography is being investigated. Influences from changes of land hydrology, ice sheets, Post…
Impoundment-associated Hydro-mechanical Changes and Regional Seismicity near the Xiluodu Reservoir, Southwestern China
Four large hydropower stations have recently been built downstream the Jinsha River in Southwestern China with a strong regional tectonic activity background. There is widely felt…
A new look at hydrology in the Congo Basin, based on the study of multi-decadal chronicles
The latest work on the main African rivers on the Atlantic coast has made it possible to subdivide the multi-year streamflow records into several homogeneous phases. The year 1970…
Elevated acidification rates due to deposition of atmospheric pollutants in the coastal Bay of Bengal
Human inputs of pollutants to the atmosphere and subsequent deposition may decrease pH in the coastal waters. Significant rate of decrease in pH and increase in pCO 2 by 3 to 5 ti…
Trace and rare earth element geochemistry of the Oligocene Nikopol stratiform manganese oxide-hydroxide ores, Ukraine
The Nikopol manganese deposit is one of the world’s largest deposits among the sedimentary manganese deposits. The Nikopol Oligocene basin is located between the Azov crystalline …
Amplified warming of extreme temperatures over tropical land
Extreme temperatures have warmed substantially over recent decades and are projected to continue warming in response to future climate change. Warming of extreme temperatures is a…
Dissipative models of swell propagation across the Pacific
Ocean swell plays an important role in the transport of energy across the ocean, yet its evolution is still not well understood. In the late 1960s, the nonlinear Schr{\”o}dinger (…
Remote data processing inside the ASPECT analysis tool
ASPECT (Advanced Solver for Problems in Earth’s ConvecTion) is an analysis tool that simulates convection in the Earth’s mantle and other planets. The BALTO project has extended t…
Solar activity and lunar precessions influence extreme sea-level variability in the U.S. Atlantic and Gulf of Mexico co…
Inter-annual sea-level variations of up to 20 mm are superimposed upon the global average sea-level rise (~3 mm/yr) from human-caused global warming. These variations affect the d…
Spatial variability of the snowmelt-albedo feedback in Antarctica
Surface melt is an important process for the stability of ice shelves, and therewith the Antarctic ice sheet. In Antarctica, absorption of solar radiation is mostly the largest en…
Assessing the influence of COVID-19 on Earth's radiative balance
The COVID-19 pandemic led to a widespread reduction in aerosol emissions. Anecdotal effects on air quality and visibility were widely reported. Less known are the impacts on the p…
A large-scale analysis of pockets of open cells and their radiative impact
A convolutional neural network was used to detect occurrences of pockets of open cells (POCs). Trained on a small hand-logged dataset and applied to 13 years of satellite imagery …
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