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Showing 1101 to 1150 of 5157 works

The architecture of an intrusion in magmatic mush

Magmatic reservoirs located in the upper crust have been shown to result from the repeated intrusions of new magmas, and spend much of the time as a crystal-rich mush. The geometr…

A Multivariate Outlier Detection Approach for Water Footprint Assessments in Shale Formations: Case Eagle Ford Play (Te…

The increasing trend on water use for hydraulic fracturing (HF) in multiple plays across the U.S. has raised the need to improve the HF water management model. Such approaches req…

Enhanced iceberg discharge in the western North Atlantic during all Heinrich events of the last glaciation

A series of catastrophic iceberg discharges to the North Atlantic, termed Heinrich events, punctuated the last ice age. During Heinrich events, coarse terrigenous debris released …

Abyssal Circulation Driven By Near-Boundary Mixing: Water Mass Transformations and Interior Stratification

The emerging view of the abyssal circulation is that it is associated with bottom enhanced mixing, which results in downwelling in the stratified ocean interior and upwelling in a…

Discriminating stacked distributary channel from palaeovalley fill sand bodies in foreland basin settings

Stacked fluvial distributary channel deposits and palaeovalley fills can form major, multi-storey sand bodies with similar thicknesses, and with lateral extents often greater than…

The role of natural clays in the sustainability of landfill liners

Engineered synthetic liners on their own are not the ideal solution to protect land, water and living beings against landfill leachate pollution. Despite their impermeability, eng…

The environmental impacts of palm oil in context

Delivering the Sustainable Development Goals (SDGs) requires balancing demands on land between agriculture (SDG 2) and biodiversity (SDG 15). The production of vegetable oils in g…

Risk Assessment for Scientific Data

This is a preprint draft of the paper that was officially published in the Data Science Journal. Please quote from the published version: http://doi.org/10.5334/dsj-2020-010. Abst…

Tectono-magmatic, sedimentary and hydrothermal history of Arsinoes and Pyrrhae Chaos, Mars

Arsinoes and Pyrrhae Chaos are two adjacent chaotic terrains located east of Valles Marineris and west of Arabia Terra, on Mars. In this work we produced a morpho‐stratigraphic ma…

On the changing role of the stratosphere on the tropospheric ozone budget: 1979-2010

We study the evolution of tropospheric ozone over the period 1979-2010 using a chemistry-climate model employing a stratosphere-troposphere chemistry scheme. By running with speci…

Rainfall and rainfall erosivity time series analysis of a small semi-arid watershed of the American Southwest

The long-term dense precipitation records provide important information to understand rainfall erosivity and soil erosion in semi-arid rangelands. This paper investigates the temp…

Hydro-morphodynamics 2D modelling using a discontinuous Galerkin discretisation

The development of morphodynamic models to simulate sediment transport accurately is a challenging process that is becoming ever more important because of our increasing exploitat…

Economic incentives for raising coastal flood defenses in Europe

Extreme sea levels (ESLs) in Europe could rise by as much as one meter or more due to climate change by the end of this century. Without adaptation measures, annual damages from c…

Lessons learned from monitoring of turbidity currents and guidance for future platform designs

Turbidity currents transport globally significant volumes of sediment and organic carbon into the deep-sea and pose a hazard to critical infrastructure. Despite advances in techno…

Detection of VLF attenuation in the Earth-ionosphere waveguide caused by X-class solar flares using a global lightning …

Solar flares, energetic particles and Earth-impacting coronal mass ejections enhance ionization in the lower ionosphere, inhibiting radio wave propagation in the Earth-ionosphere …

Impact of nested moisture cycles on coastal chalk cliff failure revealed by multi seasonal seismic and topographic surv…

Cliff failure is a fundamental process shaping many coastlines worldwide. Improved insight into direct links between cliff failure and forcing mechanisms requires precise informat…

Uncertainty in the response of sudden stratospheric warmings and stratosphere-troposphere coupling to quadrupled CO2 co…

Major sudden stratospheric warmings (SSWs), vortex formation and final breakdown dates are key highlight points of the stratospheric polar vortex. These phenomena are relevant for…

Magnetite biomineralization in ferruginous waters and early Earth evolution

Burial of large quantities of magnetite (Fe(II)Fe(III)2O4) in iron formations (IFs) likely contributed to the protracted oxidation of Earth’s surface during the Precambrian Eons. …

Modelling the ecological impacts of tidal energy barrages

Tidal energy has the potential to form a key component of the energy mix of a number of countries, including the UK. Nonetheless, the deployment of tidal energy systems is associa…

Feedback between drought and deforestation in the Amazon

Deforestation and drought are among the greatest environmental pressures on the Amazon rainforest, possibly destabilizing the forest-climate system. Deforestation in the Amazon re…

Distributed Acoustic Sensing of Microseismic Sources and Wave Propagation in Glaciated Terrain

Records of Alpine microseismicity are a powerful tool to study landscape-shaping processes and warn against hazardous mass movements. Unfortunately, seismic sensor coverage in Alp…

Coastal flooding will disproportionately impact people on river deltas

Climate change is intensifying tropical cyclones, accelerating sea-level rise, and increasing coastal flooding. Coastal flooding will not affect all environments equally, and rive…

A web application for hydrogeomorphic flood hazard mapping

A detailed delineation of flood-prone areas over large regions represents a challenge that cannot be easily solved with today’s resources. The main limitations lie in algorithms a…

The mixology of precursory strain partitioning approaching brittle failure in rocks

We examine the strain accumulation and localization process throughout twelve triaxial compression experiments on six rock types deformed in an X-ray transparent apparatus. In eac…

Single-blind test of airplane-based hyperspectral methane detection via controlled releases

Methane leakage from point sources in the oil and gas industry is a major contributor to global greenhouse gas emissions. The majority of such emissions come from a small fraction…

Paleotsunami record of the past 4300 years in the complex coastal lake system of Lake Cucao, Chiloé Island, south centr…

In CE 1960, Lake Cucao on Chiloé Island in south central Chile was inundated by the tsunami of the Great Chilean Earthquake (Mw 9.5). The area of what is now the lake basin has be…

The first climate tipping point – Already in the past?

Humanity may have passed its first climate tipping point and face self-sustained melting of the permafrost for hundreds of years even if all man-made GHG emissions are stopped.

Ge and Si isotope behavior during intense tropical weathering and ecosystem cycling

Chemical weathering of volcanic rocks in warm and humid climates contributes disproportionately to global solute fluxes. Geochemical signatures of solutes and solids formed during…

The Origin of Continental Carbonates in Andean Salars: A Multi-Tracer Geochemical Approach in Laguna Pastos Grandes (B…

In continental volcanic settings, abundant carbonate precipitation can occur with atypical facies compared to marine settings. The (bio-)chemical processes responsible for their d…

Improved Accuracy of Watershed-Scale General Circulation Model Runoff Using Deep Neural Networks

Projecting impacts of climate change on water resources is a vital research task, and general circulation models (GCMs) are important tools for this work. However, the spatial res…

Landscape variables in the Indian (Peninsular) catchments: insights into hydro-geomorphic evolution

The river systems in peninsular India are remained unexplored in terms of hydro-geomorphic evolution, though a few works are carried out in order to understand the tectonic and st…

Artificial and natural radionuclides in cryoconite as tracers of supraglacial dynamics

Cryoconite, a sediment found on the surface of glaciers, is known for its ability to accumulate radionuclides. New data on cryoconite from the Morteratsch glacier (Switzerland) ar…

Detection Uncertainty Matters for Understanding Atmospheric Rivers

The 3rd ARTMIP Workshop What: Over 30 participants from multiple universities and research insititutions met to discuss new results from the Atmospheric River Tracking Method Inte…

Global mean surface temperature and climate sensitivity of the EECO, PETM and latest Paleocene

Accurate estimates of past global mean surface temperature (GMST) help to contextualise future climate change and are required to estimate the sensitivity of the climate system to…

Using a consistency factor for detection and attribution of anthropogenic impacts on phenological phases in Germany

An important consequence of climate change is the impact on the seasonal cycle of vegetation flora and fauna. Although it is generally understood that anthropogenic mechanisms pla…

Tectonics dominates over climatic and oceanographic factors in controlling the physiography of the Americas shelf-break…

The continental shelf-break defines the boundary between shallow- and deep-ocean environments, and is modified by subaerial and submarine processes through geological time. The ph…

Quaternary E-W extension uplifts Kythira Island and segments the Hellenic Arc

Several crustal and lithospheric mechanisms lead to deformation and vertical motion of the upper plate during subduction, but their relative contribution is often enigmatic. Multi…

Paired Δ47 and Δ48 analyses and model calculations constrain equilibrium, experimentally-manipulated kinetic isotope ef…

The high-precision analysis of the abundance of the dominant m/z 47 CO2 isotopologue derived from acid digestion of carbonate minerals (13C18O16O; denoted by Δ47) forms the basis …

Explaining Variance of Pleistocene Climate Sensitivity: Path, Epochal and CO2 dependence

Improved high-resolution paleo records of atmospheric carbon dioxide (CO2) concentrations and reconstructions of Earth’s surface temperature are available. We analyze one authorit…

Deep submarine infiltration of altered geothermal groundwater on the south Chilean Margin

Submarine groundwater discharge is increasingly recognized as an important component of the oceanic geochemical budget, but knowledge of the distribution of this phenomenon is lim…

On the modulation of kinetic energy transfer by internal gravity waves

Understanding how kinetic energy (KE) is exchanged across scales and eventually dissipated remains a key question in physical oceanography. Recent theoretical works suggests that …

Frontier metrics for a process-based understanding of deforestation dynamics

Agricultural expansion into tropical and subtropical forests often leads to major social-ecological trade-offs. Yet, despite ever-more detailed information on where deforestation …

Evaluation of changes in dry and wet precipitation extremes in warmer climates using a passive water vapor modelling ap…

Hydroclimatic extremes, such as heavy daily rainfall and dry spells, are expected to intensify under anthropogenic warming. Often, these changes are diagnostically related to ther…

Mitigating the effect of errors in source parameters on seismic (waveform) inversion

We investigate the effect of errors in earthquake source parameters on the tomographic inverse problem and propose mitigation strategies for avoiding artefacts caused by such erro…

Traversing the academic ladder as an early career researcher in earth and environmental sciences

There is growing concern in Higher Education around job security, work-life balance and inequalities, and early career academics must make difficult trade-offs and life choices. A…

Deep-water cycling and the Magmatic History of the Earth

Earth is a magmatically active planet. Magmatism connects Earth's interior to its atmosphere, hydrosphere, and biosphere through cycling of volatiles, greenhouse gasses, and nutri…

Bayesian differential moment tensor inversion: theory and application to the North Korea nuclear tests

Moment tensors are key to seismic discrimination but often require accurate Green’s functions for estimation. This limits the regions, frequency bands, and wave types in moment te…

A Comparison of Methods for Assessing Groundwater Flooding Due to Sea Level Rise

This technical note compares two groundwater flooding assessments for a site on the Rockaway Peninsula of New York City, a coastal barrier island subject to several climate change…

Frequency-Difference Backprojection of Earthquakes

Back-projection has proven useful in imaging large earthquake rupture processes. The method is generally robust and does not require many assumptions about the fault geometry or t…

No unique scaling law for igneous dikes

In linear elastic fracture mechanics (LEFM), veins, dikes, and sills grow in length when the stress intensity factor [K_I] at the tip reaches a critical value: the host rock fract…

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