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Showing 4901 to 4950 of 59105 works
Regional Trends and Physical Controls of Streamflow droughts in Tropical Pluvial Flow Regimes of India
The analysis of drought onset and their potential relationship to drought severity (deficit volume) are critical for providing timely information for agricultural operations, such…
Analysis of the Hydrogeological Conditions Affecting Fault Response to Nearby Hydraulic Fracturing
The response of critically stressed dormant faults to fluid perturbation, by oil and gas production, has been a major public concern because of its link to induced seismicity. In …
Enhanced Simulation of Coastal Compound Flooding through Fully-Coupled Modeling Framework
Coastal watersheds are vulnerable to compound flooding associated with intense rainfall, storm surge, and high tide. Coastal compound flooding (CCF) simulation, in particular for …
A Practical Formulation for an Anisotropic and Nonstationary Matérn Class Correlation Operator
A key component of data assimilation methods is the specification of univariate spatial correlations, which appear in the background-error covariance. For realistic problems in me…
Intersecting Near-Real Time Fluvial and Pluvial Inundation Estimates with Sociodemographic Vulnerability to Quantify a …
Increased interest in combining compound flood hazards and social vulnerability has driven recent advances in flood impact mapping. However, current methods to estimate event spec…
Determination of Potato Crop Cultivation in Hamedan Province, Using time series Satellite Images IRSP6
Potato is an important commodity in terms of nutrition basket. Lack of knowledge of this situation specially production level of this staple product has led to un-sustainability i…
Vulnerability in a Tropical Cyclone Risk Model: Philippines Case Study
The authors describe a tropical cyclone risk model for the Philippines, using methods that are open-source and can be straightforwardly generalized to other countries. Wind fields…
Interpretable Models Capture the Complex Relationship Between Climate Indices and Fire Season Intensity in Maritime Sou…
There have been many extreme fire seasons in Maritime Southeast Asia (MSEA) over the last two decades, a trend which will likely continue or accelerate due to climate change. Fire…
GC_SRF: A new generalized strategy for obtaining the lithospheric thickness from S-wave receiver functions and its appl…
The selected rotation angle and deconvolution time window during S-wave receiver function (SRF) calculations and the final SRF quality control may introduce artificial interferenc…
Retrieval of a real-time sea surface vector field from SAR Doppler centroid:2. on the radial velocity
The concept of radial velocity is proposed for high frequency (HF) radar for sea surface current measurement. However, in a spaceborne synthetic aperture radar (SAR) system, the m…
Evaluation of the CAMEL Land Surface Emissivity Model over the Taklimakan Desert using Field Observations
A set of LSE observations from field experiments were conducted on 16-18 Oct 2013 along a south/north desert road in the Taklimakan Desert (TD), China. The observed LSEs (EOBS) ar…
Pyleoclim: Paleoclimate Timeseries Analysis and Visualization with Python
We present a Python package geared towards the intuitive analysis and visualization of paleoclimate timeseries, Pyleoclim. The code is open-source, object-oriented, and built upon…
Using ARMAX models to determine the drivers of 40-150 keV GOES electron fluxes
We investigate the drivers of 40-150 keV hourly electron flux at geostationary orbit (GOES 13) using ARMAX (autoregressive moving average transfer function) models which remove th…
Understanding Controlling Factors of Extratropical Humidity and Clouds with an Idealized General Circulation Model
This paper examines the physical controls of extratropical humidity and clouds by isolating the effects of cloud physics factors in an idealized model. The Held-Suarez dynamical c…
A two-Martian year survey of the water vapor saturation state on Mars based on ACS NIR/TGO occultations
On Mars, saturation is the major factor constraining the vertical distribution of water vapor. Recent measurements of water and temperature profiles showed that water can be stron…
A theory of abrupt climate changes: their genesis and anatomy
We combine our previous ice-sheet and climate models to address abrupt climate changes pertaining to Heinrich (H) and Dansgaard-Oeschger (DO) cycles as well as last deglaciation p…
Auroral Morphological Changes to the Formation of Auroral Spiral during the Late Substorm Recovery Phase: Polar UVI and…
Polar ultraviolet imager (UVI) and an all-sky camera at Longyearbyen contemporaneously detected an auroral vortex structure (so-called “auroral spiral”). Particularly, from space,…
Global warming reshapes European pyroregions
Wildland fire is expected to increase in response to global warming, yet little is known about future changes to fire regimes in Europe. Here, we developed a pyrogeography based o…
Neural Network model for classification of net CO2 fluxes scenarios in Tapajós Forest, in Amazon
The Amazon rainforest has a great influence on the global energy balance and carbon fluxes, responsible for the net removal of approximately 4 million tons of carbon per year, via…
Short, Cold, and Mostly Dry Conditions in Nili Planum Leading to the Olivine-Carbonate Unit Formation: Results from Rea…
In Nili Planum, the olivine-bearing unit covering large portions of this region is variably altered to produce the most expansive carbonate detection on Mars. The mechanism of car…
Mapping and Characterizing Rock Glaciers in the Arid West Kunlun of China
Rock glaciers manifest the creep of mountain permafrost occurring in the past or at present. Their presence and dynamics are indicators of permafrost distribution and changes in r…
MULTI-SENSORS DATA QUALITY TOOLS FOR PRECIPITATION ON THE AMAZON REGION
The Brazilian National Institute for Space Research (INPE) produces research that helps to understand climate and weather dynamics in Brazil and in the world, with significant imp…
Ocean Heat Content responses to changing Anthropogenic Aerosol Forcing Strength: regional and multi-decadal variability
The causes of decadal variations in global warming are poorly understood, however it is widely understood that variations in ocean heat content are linked with variations in surfa…
Laboratory Assessment of the Impact of Chemical Oxidation, Mineral Dissolution, and Heating on the Nitrogen Isotopic Co…
Fossil-bound organic material holds great potential for the reconstruction of past changes in nitrogen (N) cycling. Here, with a series of laboratory experiments, we assess the po…
Paleointensity Estimates from the Pleistocene of Northern Israel: Implications for hemispheric asymmetry in the time av…
Twenty-two sites, subjected to an IZZI-modified Thellier-Thellier experiment and strict selection criteria, recover a paleomagnetic axial dipole moment (PADM) of 62.24$\pm$ 30.6 Z…
Potential Enhancement in Atmospheric New Particle Formation by Amine-Assisted Nitric Acid Condensation at Room Temperat…
Atmospheric aerosol plays a critical role in global climate and public health. Recent laboratory experiments showed that new particle formation is significantly enhanced by rapid …
A three dimensional Lagrangian analysis of the smoke plume from the 2019/2020 Australian wildfire event
During the 2019/2020 bushfire season in Australia a rising plume, which had record concentration of smoke in the lower Stratosphere, was generated by the intense wildfires in sout…
Acoustic emissions of nearly steady and uniform granular flows: a proxy for flow dynamics and velocity fluctuations
The seismic waves emitted during granular flows are generated by different sources: high frequencies by inter-particle collisions and low frequencies by global motion and large sc…
Impacts of the January 2022 Tonga volcanic eruption on the ionospheric dynamo: ICON-MIGHTI and Swarm observations of ex…
The eruption of the Hunga Tonga-Hunga Ha’apai volcano on 15 January 2022 triggered atmospheric waves at all altitudes. The NASA Ionospheric Connection Explorer (ICON) and ESA Swar…
Regional-Scale Lithospheric Recycling on Venus via Peel-Back Delamination
We currently have a limited understanding of the tectonic framework that governs Venus. Schubert and Sandwell (1995) identified over 10,000 km of possible subduction sites at both…
Pre-industrial, present and future atmospheric soluble iron deposition and the role of aerosol acidity and oxalate unde…
Changes in atmospheric iron (Fe) deposition to the open ocean affect net primary productivity, nitrogen fixation, and carbon uptake rates. We investigate the changes in soluble Fe…
Ubiquity of shallow mesoscale circulations in the trades and their influence on moisture variance
Understanding drivers of cloud organization is crucial for accurately estimating clouds’ feedback to a warming climate. Shallow mesoscale circulations are thought to play an impor…
The M7 Samos 2020 earthquake: a snapshot of transtension within the Samos - Ikaria Basins
The October 30, 2020, Mw7 Samos earthquake ruptured a north-dipping offshore normal fault, bounding the homonymous basin. Genetically is related to the rapid southward motion of t…
Understanding the Role of Biogenic Magnetite in Geomagnetic Paleointensity Recording: Insights from Ontong Java Plateau…
Marine sediments can preserve continuous paleomagnetic intensity records. Because different magnetic minerals may acquire remanent magnetizations differently, compositional variat…
Thermal Balance and Water Ice Sublimation on the Surface of Hyperactive Comet 103P/Hartley2
Hyperactive comets have attracted attention due to their high water production rate with an unclear mechanism, though some hypotheses are proposed to explain it. Based on the ther…
Extreme temperatures detection and attribution related to external forcing in Madagascar
In this paper, we use standard extreme temperature indices to detect and attribute external forcing in Madagascar. These indices are calculated from observations and multi-model e…
Removing numerical pathologies in a turbulence parameterization through convergence testing
Discretized numerical models of the atmosphere are usually intended to faithfully represent an underlying set of continuous equations, but this necessary condition is violated som…
Impacts of subgrid elevation bands on hydrological portrayals: insights from a suite of hydroclimatically diverse mount…
The implementation of elevation bands is a common strategy to account for vertical heterogeneity in hydrology and land surface models; however, there is no consensus guidelines fo…
Occurrence rates of SuperDARN ground scatter echoes and electron density in the ionosphere
Ground scatter (GS) echoes in Super Dual Auroral Radar Network (SuperDARN) observations have been always expected to occur under high-enough electron density in the ionosphere pro…
Application of the Pseudo-Global Warming Approach in a Kilometer-Resolution Climate Simulation of the Tropics
Clouds over tropical oceans are an important factor in Earth’s response to increased greenhouse gas concentrations, but their representation in climate models is challenging due t…
Model predictive control of stormwater basins coupled with real-time data assimilation enhances flood and pollution con…
Smart stormwater systems equipped with real-time controls are transforming urban drainage management by enhancing the flood control and water treatment potential of previously sta…
The 2022 Hormozgan doublet earthquakes: Two blind thrusts-related folding in Zagros fold-and-thrust belt, Southeast Iran
A doublet earthquakes event including two main shocks with a magnitude larger than Mw 6.0 occurred on 1 July, 2022 in the Zagros fold-and-thrust belt, southeast Iran. The coseismi…
Multivariate Approach Reveals a Higher Likelihood of Compound Heat Stress-Pluvial Floods in Urban India
The cascade hazard, heat stress (preconditioned) and heavy rainfall (response) in close succession have become frequent in several areas of the globe, causing critical infrastruct…
The 15 January 2022 Hunga Tonga eruption history as inferred from ionospheric observations
On 15 January 2022, the Hunga Tonga-Hunga Ha’apai submarine volcano erupted violently and triggered a giant atmospheric shock wave and tsunami. The exact mechanism of this extraor…
Forest Resource Availability after Nuclear War or Other Sun-Blocking Catastrophes
A global, sun-blocking catastrophe like nuclear war, an asteroid strike, or super volcano eruption spells disaster for most aspects of life as we know it. There have been many stu…
Interaction between tectonics and climate encoded in the planform geometry of stream networks on the eastern Tibetan Pl…
Stream networks are highly abundant across Earth’s surface, reflecting the tectonic and climatic history under which they have developed. Recent studies suggest that branching ang…
Preparatory Slip in Laboratory Faults: Effects of Roughness and Loading Rate
Aseismic slip may occur during a long preparatory phase preceding earthquakes, and what controls it remains poorly understood. In this study, we explored the potential dependencie…
MESSENGER Observations of Standing Whistler Waves Upstream of Bow Shock of Mercury
This paper reports on the standing whistler waves upstream of Mercury’s quasi-perpendicular bow shock. Using MESSENGER’s magnetometer data, 36 wave events were identified during i…
Surface Water Stable Isotope Geochemistry in King George Island, Antarctica
The region around the tip of the Antarctic Peninsula is one of the fastest warming regions of the world, a situation that will lead to widespread changes in permafrost state, loca…
ULF Waves in the Foreshock Around the Moon: Statistical Approach
A broad statistical study addresses for the first time an evolution of ultra-low frequency (ULF) waves/fluctuations in the terrestrial foreshock around the Moon generated through …
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