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Showing 9001 to 9050 of 22070 works
Exploring the effects of rooftop mitigation strategies on 1 urban temperatures and energy consumption
This paper describes and evaluates novel parameterizations for accounting for the effect of rooftop mitigation strategies on the urban environment, in the context of the mesoscale…
Atmospheric Forcing of Sea Surface Temperature Decadal Variability in the Subtropical Northeastern Pacific
The subtropical northeastern Pacific (SNEP) acts as a bridge conveying information between the North and tropical Pacific. While most studies have investigated the SNEP sea surfac…
Determination of Emission Factors of Pollutants from Biomass Burning of African fuels in Laboratory Measurements
Biomass burning (BB) is a major source of pollutants that impact local, regional, and global climate, air quality, and public health. However, the influence of burning conditions …
The effects of climate change on Chinese Medicinal Yam over North China under the high-resolution PRECIS projection
The arid and semi-arid regions are highly vulnerable to climate change and variability. Agricultural production in these regions is particularly vulnerable because of its heavy de…
Asteroid Impact Risk Changes Due To Disruption By A Deflection Mission
This study examines the impact risk consequences due to asteroid disruption by a deflection mission. We use an Apophis-like scenario with a Nuclear Explosive Device (NED) deflecti…
Effect of three pillars on hydrological model calibration: data length, spin-up period and spatial model resolution
In general, calibration of a hydrologic model is essential to better simulate the basin processes and behaviour by fitting the model simulated fluxes to observed fluxes. A major c…
Increased temperature stress reduces future yields despite intensification of irrigation
Climate change and variability threatens the sustainability of future food productions, especially in semi-arid regions where water resources are limited, and irrigated agricultur…
Comparison of Multisatellite Precipitation Data from the Global Precipitation Measurement Mission and Tropical Rainfall…
Seasonal and diurnal variations in the Integrated Multi-satellite Retrievals for Global Precipitation Measurement (IMERG) version 06B final run and TRMM Multi-satellite Precipitat…
Robust uncertainty quantification of the volume of tsunami ionospheric holes for the 2011 Tohoku-Oki Earthquake: toward…
We develop a new method to analyze the total electron content (TEC) depression in the ionosphere after a tsunami occurrence. We employ Gaussian process regression to accurately es…
FORCAsT-gs: Importance of stomatal conductance parameterisation to estimated ozone deposition velocity
The role of stomata in regulating photosynthesis and transpiration, and hence governing global biogeochemical cycles and climate, is well-known. Less well-understood, however, is …
NW Pacific-Panthalassa intra-oceanic subduction during Mesozoic times from mantle convection and geoid models
Pacific-Panthalassa plate tectonics back to Jurassic times are recognized as the most challenging on Earth to reconstruct, due partly to a large (>9000 km length) unconstrained ar…
Ultraviolet Observations and a Theory of STEVE
A search for ultraviolet (UV) emissions in satellite data during known STEVE (Strong Thermal Emission Velocity Enhancement) events found that simultaneous subauroral UV arcs (SUA)…
Tajik Depression and Greater Pamir Neotectonics from InSAR Rate Maps
Using E-W and vertical deformation-rate maps derived from radar interferometric time-series, we analyze the deformation field of an entire orogenic segment, i.e., the Tajik depres…
Constraining spectral models of a terrestrial gamma-ray flash from a terrestrial electron beam observation by the Atmos…
Terrestrial Gamma-ray Flashes (TGFs) are short flashes of high energy photons, produced by thunderstorms. When interacting with the atmosphere, they produce relativistic electrons…
Stable isotopes in precipitation and meteoric water: Sourcing and tracing the North American monsoon in Arizona, New Me…
The North American monsoon (NAM) is an important source of precipitation across the southwestern United States (US). The approximate northern boundary of this feature crosses the …
Observing posteruptive deflation of hydrothermal system using InSAR time series analysis: An application of ALOS-2/PALS…
From 29 June to 1 July, 2015, a phreatic eruption occurred in Owakudani, the largest fumarole area in Hakone volcano, Japan. In this study, an interferometric synthetic aperture r…
The Effects of Climate Change on Interregional Electricity Market Dynamics on the U.S. West Coast
The United States (U.S.) West Coast power system is strongly influenced by variability and extremes in air temperatures (which drive electricity demand) and streamflows (which con…
The spacecraft wake as a tool to detect cold ions: Turning a problem into a feature
Wakes behind spacecraft caused by supersonic drifting positive ions are common in plasmas and disturb in situ measurements. We concentrate on observations of the electric field wi…
Asymmetrically varying guide field during magnetic reconnection: Particle-In-Cell simulations
Using fully kinetic Particle-In-Cell (PIC) modelling we investigate how magnetic reconnection responds to a varying guide field in one of the inflow regions. We find that the reco…
Scaling ground-based hyperspectral scans to AVIRIS next gen using UAV-based VNIR imaging spectroscopy for mapping arcti…
Arctic plants are small in stature and spectrally diverse, which presents challenges to current NASA missions to visualize effects of disturbance or directional vegetation change …
Impacts of tectonic subsidence and variable basin depth on delta lobe building as informed by the Selenga River delta, …
River delta avulsions are a primary mechanism to distribute sediment and build coastal land. Experiments show that an avulsion can generate a new delta lobe, and subsequent avulsi…
Lightning Geolocation and Classification During the RELAMPAGO Field Campaign
Severe weather forecasting is an important tool for mitigating damages brought by intense lightning, large hail, heavy precipitation, strong winds, or tornadoes during thunderstor…
Building CyberLiteracy Through Interactive Lessons: Design, Development, and Deployment of Jupyter Notebooks for Geospa…
Across geospatial domains and practices, there is a pressing educational need for engagement with and understanding of computational and technical advancements relevant to geospat…
Passive breathing of earth-air: ‘fingerprint’ evidence from moisture records
The term ‘earth-air’ refers to the air in the vadose zone, which can be modeled as an ideal gas in a closed system, so that the volume of the earth-air varies as the atmospheric p…
Jupiter’s auroral radio emissions observed by Cassini: rotational versus solar wind control, and components identificat…
Reanalyzing Cassini radio observations performed during Jupiter’s flyby of 2000-2001, we study the internal (rotational) versus external (solar wind) control of Jupiter’s radio em…
The Migrating Speed of Alternate Bars
Alternate bars can spontaneously occur and develop in rivers. They are considered to be a wave phenomenon due to their geometrical features and propagation characteristics. Presen…
Beating of the Amazon: The Diurnal Cycle of Amazonian Hydroclimate
Previous studies have estimated that 25% to 35% of Amazonian precipitation comes from evapotranspiration (ET) within the basin. However, due to simplifying assumptions of traditio…
Melting of the Chhota Shigri Glacier, Western Himalaya, Insensitive to Anthropogenic Emission Residues: Insights from G…
Himalaya glaciers are invariably covered by supra-glacial debris. Of the glaciers, the Chhota Shigri Glacier (CSG) in the western Himalaya is basically debris-free yet has the hig…
Statistical inference of the ice velocity response to meltwater runoff, terminus position, and bed topography at Helhei…
The Greenland Ice Sheet discharges ice to the ocean through hundreds of outlet glaciers. Recent acceleration of Greenland outlet glaciers has been linked to both oceanic and atmos…
Evaluating spatial and temporal dynamics of river-floodplain connectivity using hydrometric, geochemical and microbial …
Water-mediated linkages that connect landscape components are collectively referred to as hydrologic connectivity. In river-floodplain systems, quantifying hydrologic connectivity…
Ecohydrological Model for Grassland Lacking Historical Measurements I: Downscaling Evaporation Data Based on Dynamic Se…
Key Points: • Ecological and evapotranspiration characteristics of ten typical vegetation communities in semi-arid steppe were refined and decomposed. • Sensitive parameters of dy…
How frequent are Antarctic sudden stratospheric warmings in present and future climate?
Southern Hemisphere (SH) Stratospheric Sudden Warmings (SSWs) result in smaller Antarctic ozone holes and are linked to extreme midlatitude weather on subseasonal to seasonal time…
Time-lapse ground penetrating radar full-waveform inversion to detect tracer plumes: Numerical study
The movement and spreading of contaminated groundwater plumes and their mixing with non-contaminated water is strongly influenced by the heterogeneity of the aquifer properties, w…
The geologically supervised spectral investigation as a key methodology for identifying volcanically active areas on Ve…
Combining geologic mapping and stratigraphic reconstruction of lava flows at Sapas, Maat and Ozza Montes, three potentially young volcanic structures of Atla Regio on Venus, with …
Magnitude and uncertainty of nitrous oxide emissions from North America based on bottom-up and top-down approaches: Inf…
We synthesized N 2 O emissions over North America using 17 bottom-up (BU) estimates from 1980-2016 and five top-down (TD) estimates from 1998-2016. The BU-based total emission sho…
GAS GEOCHEMISTRY AT GRANDE COMORE AND MAYOTTE VOLCANIC ISLANDS (COMOROS ARCHIPELAGO), INDIAN OCEAN
The Comoros Archipelago is an active geodynamic region of intra-plate volcanism within which the youngest and oldest islands (Grande Comore and Mayotte respectively) are character…
Realistic forests and the modeling of forest-atmosphere exchange
Forests cover around 30% of the Earth’s land area but are becoming increasingly fragmented. In many parts of the world, edge effects dominate most of the forested area. Inhomogene…
A modified Vegetation Photosynthesis and Respiration Model (VPRM) for the eastern USA and Canada, evaluated with compar…
Increasing atmospheric CO 2 measurements in North America, especially in urban areas, may help enable the development of an operational CO 2 emission monitoring system. However, i…
Strong margin influence on the Arctic Ocean barium cycle revealed by Pan-Arctic synthesis
What controls the distribution of barium (Ba) in the oceans? Answers to this question have been sought since early studies revealed relationships between particulate Ba (pBa) and …
Hydro-mechanical measurements and x-ray imaging of sheared crystalline rock fractures from EGS Collab experiments 1 &am…
Measuring hydro-mechanical properties of natural fractures is a prerequisite for optimizing hydraulic stimulation design and well placement. We completed experiments to characteri…
Response of GOLD Retrieved Thermospheric Temperatures to Geomagnetic Activities of Varying Magnitudes
Global-scale Observations of Limb and Disk (GOLD) disk measurements of far ultraviolet molecular nitrogen band emissions are used to retrieve temperatures (T$_{disk}$), which are …
The Seismicity of Indonesia
Indonesian seismicity provides important insights into the tectonics and hazards of a region that is characterized by a remarkable diversity in faulting, including subduction, ext…
Subsurface Eddy Facilitates Retention of Diel Vertical Migrators in a Biological Hotspot
Diel vertical migration (DVM) is a common behavior in zooplankton populations world-wide. Every day, zooplankton leave the productive surface ocean and migrate to deep, dark water…
Comparison of Extreme Coastal Flooding Events Between Tropical and Mid-Latitude Weather Systems in the Delaware and Che…
Coastal flooding is one of the most costly and deadly natural hazards facing the US Mid-Atlantic region today. Impacts in this heavily populated and economically significant regio…
Coupled Climate Responses to Recent Australian Wildfire and COVID-19 Emissions Anomalies Estimated in CESM2
Multiple 50-member ensemble simulations with the Community Earth System Model version 2 are performed to estimate the coupled climate responses to the 2019-2020 Australian wildfir…
Imbalanced moment release within subducting plates during initial bending and unbending
Internal deformation within the downgoing plate in subduction zones to accommodate the bending of the plate as it starts to subduct is reflected in widespread intraplate seismicit…
Quasi-Biweekly Oscillation over the Western North Pacific in Boreal Winter and Its Influence on the North American Temp…
This study investigates the characteristics and climate impacts of the quasi-biweekly oscillation (QBWO) over the western North Pacific (WNP) in boreal winter based on observation…
Characterizing the relationship between river branch number and water discharge using distributions of channel belt pro…
Distinguishing single-thread and braided channel patterns and reconstructing paleo-water discharge from the sedimentary rock record has proven to be difficult. This is because onl…
Ionospheric energy input in response to changes in solar wind driving: Statistics from the SuperDARN and AMPERE campaig…
For over a decade, the Super Dual Auroral Radar Network (SuperDARN) and the Active Magnetosphere and Planetary Electrodynamics Response Experiment (AMPERE) have been measuring ion…
Investigation of the homogeneity of the energy conversion processes atdipolarization fronts observed by MMSΑ
In the present work, we consider four dipolarization front (DF) events detected byMMS spacecraft in the Earth’s magnetotail during a substorm on 23rd of July 2017between 16:05 and…
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