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Showing 5301 to 5350 of 59105 works
An all-Inclusive capacity development programme for a sustainable future
There is no doubt anymore that Earth Observation (EO) is contributing toward meeting the Sustainable Development Goals and addressing environmental challenges. Digital Earth Afric…
South Pacific Ocean dynamics redistribute ocean heat content and modulate heat exchange with the atmosphere
The correlation of global ocean surface temperatures with ocean heat content at interannual to decadal time scales shows wind-driven ocean circulation plays a fundamental role in …
The First-time Absence of Chandler Wobble since 2015 in the Observation History
The Chandler Wobble (CW) period is considered a single time-invariable constant, ~1.2 years, but the possible time-variability has not been examined using modern space-geodetic da…
Ice shelf basal melt rates in the Amundsen Sea at the end of the 21st century
Antarctic Ice Sheet projections show the highest sensitivity to increased basal melting in the Amundsen Sea sector. However, little is known about the processes controlling future…
High-latitude stratospheric aerosol injection to preserve the Arctic
Stratospheric aerosol injection (SAI) has been shown in climate models to reduce some impacts of global warming in the Arctic, including the loss of sea ice, permafrost thaw, and …
Investigation Of The Reaction Of Schumann Resonances To Short Transient Geophysical Events Under The Influence Of Atmos…
The Schumann resonance (SR), the source of which is the global thunderstorm activity is constantly observed in the Earth-ionosphere waveguide. Changes in the parameters of SR sign…
Under what conditions do the global warming responses of drought indices and land-surface models agree?
The regional to global responses of the Standardized Precipitation-Evapotranspiration Index, Palmer Drought Severity Index, and Aridity Index to future global warming tend to be m…
DINData: A Windows software to reformat and clean digisonde numeric dataset
The ionospheric numerical ionogram dataset on the Digisonde Ionogram Database (DIDBase) hosted by the Global Ionospheric Radio Observatory (GIRO) provides an important opportunity…
Dynamics of oceanic slab tearing during transform-fault oblique subduction: Insights from 3D numerical modeling
Oceanic slab vertical tearing is prevalently identified in the present Earth. More general background for vertical slab tearing is the transform-fault subduction during horizontal…
Binary Collisions of water drops in presence of horizontal electric fields: A wind tunnel study
Coalescence/breakup characteristics of binary collisions of small water drops (d S =0.4-1.8 mm diameter) with large drops (d L =3-3.5 mm diameter) occurring in the absence/presenc…
The delayed effect of the 2019 southern SSW on polar mesospheric cloud occurrence
A strong stratospheric sudden warming (SSW) event occurred in the southern hemisphere (SH) in September 2019 and significantly weakened the stratospheric polar vortex. Due to the …
Mine tailings-based geopolymers: Physical and mechanical properties
The mining sector generates a substantial quantity of stone waste and tailings, which constitutes an environmental risk. The most prevalent method for disposing of this industrial…
The Importance of Subsurface Productivity in the Pacific Arctic Gateway as Revealed by High-resolution Biogeochemical S…
Following sea-ice retreat, surface waters of Arctic marginal seas become nutrient-limited and subsurface chlorophyll maxima (SCM) develop below the pycnocline where nutrients and …
Mechanisms driving the dispersal of hydrothermal iron from the northern Mid Atlantic Ridge
The dispersal of dissolved iron (DFe) from hydrothermal vents is poorly constrained. Combining field observations and a hierarchy of models, we show that the dispersal of DFe from…
Impact of internal tides on distributions and variability of Chlorophyll-a and Nutrients in the Indonesian Seas
Internal tides (ITs) in the Indonesian seas were largely investigated and hotspots of intensified mixing identified in the straits in regional models and observations. Both of the…
Conditions for convective deep inflow
Observations and cloud-resolving simulations suggest that a convective updraft structure drawing mass from a deep lower-tropospheric layer occurs over a wide range of conditions. …
Kelvin-Helmholtz Billows in the Troposphere and Lower Stratosphere Detected by the PANSY Radar
We conducted two 10-day observational campaigns in 2019 targeting turbulence in the troposphere and lower stratosphere by adopting a frequency domain radar interferometric imaging…
Dynamical Characteristics of Quasi-6-day Rossby Waves and Gravity Waves during the Stratospheric Sudden Warming in the …
In September 2019, a minor but strong sudden stratospheric warming (SSW) event occurred in the Southern Hemisphere. We examine the dynamical characteristics of the gravity waves (…
Observations of Blue Corona Discharges in Thunderclouds
Blue electric streamer discharges in the upper reaches of thunderclouds are observed as flashes of 337.0 nm (blue) with faint or no emissions of 777.4 nm (red). Analyzing 3 years …
Does the Reduction in the Southern Ocean Radiation Bias Alleviate the double-ITCZ Problem?
The radiation bias over the Southern Ocean was terribly bad in MRI-CGCM3 that was used for CMIP5 simulations. However, the bias is significantly reduced in MRI-ESM2 (Yukimoto et a…
Storm Surge Modeling as an Application of Local Time-stepping in MPAS-Ocean
This paper presents the first scientific application of local time-stepping (LTS) schemes in the Model for Prediction Across Scales-Ocean (MPAS-O). We use LTS schemes in a single-…
The marsquake catalogue from InSight, sols 0--1011
The InSight mission (Interior Exploration using Seismic Investigations, Geodesy and Heat Transport) has been collecting high-quality seismic data from Mars since February 2019, sh…
Inter-annual variability in phytoplankton and nutrients in the Gulf of Elat/Aqaba
The Gulf of Elat/Aqaba exhibits high inter-annual variability in mixed layer depth. Observations from the northern Gulf show differences of hundreds of meters in winter mixing dep…
Exploring the Associations Between the Perception of Water Scarcity and Support for Alternative Potable Water Sources
This study examines the association between the perception of water scarcity and support for alternative water sources in general, and specifically desalination and recycled water…
Bio-physical effects on infiltration, channel roughness and discharge: a comparative study involving ephemeral and pere…
Infiltration and channel roughness, two major factors that govern stream discharge were studied between ephemeral streams (ES) and similar-sized perennial streams (PS) for two eph…
Energy partition at collisionless supercritical quasiperpendicular shocks
Collisionless shocks in astrophysical plasmas are important thermalizers, converting some of the incident flow energy into thermal energy, and non-thermalizers, partitioning that …
Soil microbial carbon and activity along with land use and geographic gradients
Soil carbon is intimately related to the living part of the organic matter, as represented by the soil microbial biomass, which mediates the decomposition, mineralization, and imm…
Evaluation of the SoilVUE10 Time Domain Reflectometry for soil water measurements in testbed field conditions
The U.S. Climate Reference Network (USCRN) has been engaged in ground-based soil water and soil temperature measurements since 2009. As a nationwide climate network, the network s…
Mapping variations in bedrock weathering with slope aspect under a sedimentary ridge-valley system using near-surface g…
Understanding how soil thickness and bedrock weathering vary across ridge and valley topography is needed to constrain the flowpaths of water and sediment within a landscape. Here…
Resolution Dependence of Atmosphere--Ocean Interactions and Water Mass Transformation in the North Atlantic
Water mass transformation (WMT) in the North Atlantic plays a key role in driving the Atlantic Meridional Overturning Circulation (AMOC) and its variability. Here, we analyze subp…
Higher-resolution tropopause folding accounts for more stratospheric ozone intrusions
Ozone in the troposphere is a pollutant and greenhouse gas, and it is crucial to better understand its transport from the ozone-rich stratosphere. Tropopause folding, wherein stra…
Ménec Fossae on Europa: A Strike-Slip Tectonics Origin above a possible Shallow Water Reservoir
Faults and fractures may emplace fresh material onto Europa’s surface, originating from shallow reservoirs within the ice shell or directly from the subsurface ocean. Ménec Fossae…
Connecting Space-Based Missions to Existing Communities: NASA Surface Biology and Geology (SBG), EU-Copernicus and the …
Global environmental science challenges in the limnological research and applications communities can only be advanced when harnessing the collective expertise and capabilities of…
Ionospheric density oscillations associated with recurrent prompt penetration electric fields during the space weather …
We found the signatures of the multiple prompt penetration electric fields (PPEF) and the disturbance dynamo (DD) electric field having impacts on the East Asian sector ionosphere…
Constraining ice fabric in a fast-flowing Antarctic ice stream using icequakes
The crystal orientation fabric of glacier ice severely impacts its strength and flow. Crystal fabric is therefore an important consideration when modelling ice flow. Here, we show…
Data-driven Fuzzy Weights-of-Evidence model for identification of potential zeolite-bearing environments on Mars.
The evolution of the climate and hydrochemistry of Mars is still a mystery but it must have been at least occasionally warm and wet to have formed the ancient fluvial and lacustri…
Climate-driven Variations in Nitrogen Retention from a Riverine Submerged Aquatic Vegetation Meadow
Large rivers can retain a substantial amount of nitrogen (N), particularly in submerged aquatic vegetation (SAV) meadows that may act as disproportionate control points for N rete…
Impact Generation of Holes in the Early Lunar Crust I: Scaling Relations
After its formation, the Moon is widely believed to have possessed a deep, global magma ocean. As it cooled, an anorthositic crust formed, floating atop this magma ocean, and acti…
Historic Trends and Sources of Year-over-Year Stability in Montana Winter Wheat Yields
Producers desire varieties that consistently perform with high yields and end-use qualities. Unlike easily recognized average yield improvements, yield stability over time is less…
Long-term ground cover affects soil bacterial community and carbon metabolism in the Loess Plateau, China
Farmland mulching can maintain soil temperature and moisture, increase crop yields, which plays a positive role in agricultural planting in the arid area. However, the composition…
Recovery of Phosphine in Venus' Atmosphere from SOFIA Observations
Searches for phosphine in Venus’ atmosphere have sparked a debate. Cordiner et al. 2022 analyse spectra from the Stratospheric Observatory For Infrared Astronomy (SOFIA) and infer…
The Usefulness of Streamflow Reconstructions: Understanding the Management Perspective
The usefulness of extended records of streamflow from tree-ring based hydrologic reconstructions seems obvious- a longer record provides a broader range of the variability of extr…
How to practically estimate the petrophysical properties of rocks: A Proposal
The petrophysical properties of rocks are a strong and an effective indicator of the extent of the susceptibility of the rocks themselves to building and construction operations a…
Limited Recharge of a Steady Deep Groundwater Aquifer in the Southern Highlands of Early Mars
To determine plausible groundwater recharge rates on early Mars, we develop analytic and numerical solutions for an unconfined steady-state aquifer beneath the southern highlands.…
Spatial Scale-dependent Effects of Tropical Cyclone Damage Functions over China
Tropical cyclones (TCs) and their economic cost risk under climate change are significant concerns globally. Previous studies on TC damage functions and risk assessment are mostly…
Non-precursory Accelerating Aseismic Slip during Rupture Nucleation
Accelerating aseismic slip events have been commonly observed during the rupture nucleation processes of the earthquake. While that accelerating aseismic slip is usually considere…
On the Seasonal variability in the eastern boundary of the North Atlantic Subtropical Gyre
For the first time in 2015, four dedicated hydrographic cruises – one in each season – took place around the Canary Islands to determinate the seasonality of the flows at the east…
Trade Wind Boundary Layer Turbulence and Shallow Convection: New Insights Combining SAR Images, Satellite Brightness Te…
The imprint of marine atmospheric boundary layer (MABL) dynamical structures on sea surface roughness, as seen from Sentinel-1 Synthetic Aperture Radar (SAR) acquisitions, is inve…
Identification of two vibration regimes of underwater fibre optic cables by Distributed Acoustic Sensing
Distributed Acoustic Sensing (DAS) enables data acquisition for underwater Earth Science with unprecedented spatial resolution. Submarine fibre optic cables traverse sea bottom fe…
Venus, the Planet: Introduction to the Evolution of Earth’s Sister Planet
Venus is the planet in the Solar System most similar to Earth in terms of size and (probably) bulk composition. Until the mid-20th century, scientists thought that Venus was a ver…
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