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Showing 24501 to 24550 of 59105 works
CHROTRAN 1.0: A mathematical and computational model for in situ heavy metal remediation in heterogeneous aquifers
Abstract. Groundwater contamination by heavy metals is a critical environmental problem for which in situ remediation is frequently the only viable treatment option. For such inte…
Testing the reliability of interpretable neural networks in geoscience using the Madden–Julian oscillation
Abstract. We test the reliability of two neural network interpretation techniques, backward optimization and layerwise relevance propagation, within geoscientific applications by …
Implementation and evaluation of sea level operators in OceanVar2.0: an open-source oceanographic three-dimensional var…
Abstract. This study presents the development and sensitivity analysis of the sea level operator within the OceanVar software which implements an oceanographic incremental three-d…
A JavaScript API for the Ice Sheet System Model (ISSM) 4.11: towards an online interactive model for the cryosphere com…
Abstract. Earth system models (ESMs) are becoming increasingly complex, requiring extensive knowledge and experience to deploy and use in an efficient manner. They run on high-per…
Simplified Kalman smoother and ensemble Kalman smoother for improving reanalyses
Abstract. The paper presents a simplification of the Kalman smoother that can be run as a post-processing step using only minimal stored information from a Kalman filter analysis,…
The three-dimensional structure of fronts in mid-latitude weather systems in numerical weather prediction models
Abstract. Atmospheric fronts are a widely used conceptual model in meteorology, most encountered as two-dimensional (2-D) front lines on surface analysis charts. The three-dimensi…
Effects of horizontal resolution and air–sea coupling on simulated moisture source for East Asian precipitation in MetU…
Abstract. Precipitation over East Asia in six Met Office Unified Model (MetUM) simulations is compared with observation and ERA-Interim reanalysis. These simulations include three…
Implementing riverine biogeochemical inputs in ECCO-Darwin: a sensitivity analysis of terrestrial fluxes in a data-assi…
Abstract. Terrestrial sources of carbon and nutrients drive biogeochemical cycles in coastal regions and in the global ocean. Quantifying their impact on the spatiotemporal variab…
Evaluating a fire smoke simulation algorithm in the National Air Quality Forecast Capability (NAQFC) by using multiple …
Abstract. Multiple observation data sets – Interagency Monitoring of Protected Visual Environments (IMPROVE) network data, the Automated Smoke Detection and Tracking Algorithm (AS…
Models of buoyancy-driven dykes using continuum plasticity or fracture mechanics: a comparison
Abstract. Magmatic dykes play an important role in the thermomechanics of tectonic rifting of the lithosphere. Our understanding of this role is limited by the lack of models that…
A run control framework to streamline profiling, porting, and tuning simulation runs and provenance tracking of geoscie…
Abstract. Geoscientific modeling is constantly evolving, with next-generation geoscientific models and applications placing large demands on high-performance computing (HPC) resou…
Ellipsoids (v1.0): 3-D magnetic modelling of ellipsoidal bodies
Abstract. A considerable amount of literature has been published on the magnetic modelling of uniformly magnetized ellipsoids since the second half of the nineteenth century. Elli…
An effective communication topology for performance optimization: a case study of the finite-volume wave modeling (FVWA…
Abstract. High-resolution models are essential for simulating small-scale processes and topographical features, which play a crucial role in understanding meteorological and ocean…
An ice sheet model validation framework for the Greenland ice sheet
Abstract. We propose a new ice sheet model validation framework – the Cryospheric Model Comparison Tool (CmCt) – that takes advantage of ice sheet altimetry and gravimetry observa…
Development of the global maize yield model MATCRO-Maize version 1.0
Abstract. Process-based crop models combined with land surface models are useful tools for accurately quantifying the impacts of climate change on crops while considering the inte…
NCIO 1.0: a simple Fortran NetCDF interface
Abstract. The NetCDF (Network Common Data Form) library has become an indispensable tool for data and model output management in geoscience. However for simple tasks, particularly…
P-CSI v1.0, an accelerated barotropic solver for the high-resolution ocean model component in the Community Earth Syste…
Abstract. In the Community Earth System Model (CESM), the ocean model is computationally expensive for high-resolution grids and is often the least scalable component for high-res…
Accuracy of the zeroth- and second-order shallow-ice approximation – numerical and theoretical results
Abstract. In ice sheet modelling, the shallow-ice approximation (SIA) and second-order shallow-ice approximation (SOSIA) schemes are approaches to approximate the solution of the …
Evaluation of the US DOE's conceptual model of hydrothermal activity at Yucca Mountain, Nevada
Abstract. A unique conceptual model describing the conductive heating of rocks in the thick unsaturated zone of Yucca Mountain, Nevada by a silicic pluton emplaced several kilomet…
CESM/CAM5 improvement and application: comparison and evaluation of updated CB05_GE and MOZART-4 gas-phase mechanisms a…
Abstract. Atmospheric chemistry plays a key role in determining the amounts and distributions of oxidants and gaseous precursors that control the formation of secondary gaseous an…
MOPS-1.0: towards a model for the regulation of the global oceanic nitrogen budget by marine biogeochemical processes
Abstract. Global models of the oceanic nitrogen cycle are subject to many uncertainties regarding the representation of the relevant biogeochemical processes and of the feedbacks …
A global coupled Eulerian-Lagrangian model and 1 × 1 km CO <sub>2</sub> surface…
Abstract. We designed a method to simulate atmospheric CO2 concentrations at several continuous observation sites around the globe using surface fluxes at a very high spatial reso…
Modelling methane emissions from natural wetlands by development and application of the TRIPLEX-GHG model
Abstract. A new process-based model TRIPLEX-GHG was developed based on the Integrated Biosphere Simulator (IBIS), coupled with a new methane (CH4) biogeochemistry module (incorpor…
Current status of the ability of the GEMS/MACC models to reproduce the tropospheric CO vertical distribution as measure…
Abstract. Vertical profiles of CO taken from the MOZAIC aircraft database are used to globally evaluate the performance of the GEMS/MACC models, including the ECMWF-Integrated For…
The multi-scale aerosol-climate model PNNL-MMF: model description and evaluation
Abstract. Anthropogenic aerosol effects on climate produce one of the largest uncertainties in estimates of radiative forcing of past and future climate change. Much of this uncer…
CHIMERE 2013: a model for regional atmospheric composition modelling
Abstract. Tropospheric trace gas and aerosol pollutants have adverse effects on health, environment and climate. In order to quantify and mitigate such effects, a wide range of pr…
Use of genetic algorithms for ocean model parameter optimisation: a case study using PISCES-v2_RC for North Atlantic pa…
Abstract. When working with Earth system models, a considerable challenge that arises is the need to establish the set of parameter values that ensure the optimal model performanc…
HIDRA3: a deep-learning model for multipoint ensemble sea level forecasting in the presence of tide gauge sensor failur…
Abstract. Accurate modeling of sea level and storm surge dynamics with several days of temporal horizons is essential for effective coastal flood responses and the protection of c…
Improved methodologies for Earth system modelling of atmospheric soluble iron and observation comparisons using the Mec…
Abstract. Herein, we present a description of the Mechanism of Intermediate complexity for Modelling Iron (MIMI v1.0). This iron processing module was developed for use within Ear…
SIMO v1.0: simplified model of the vertical temperature profile in a small, warm, monomictic lake
Abstract. A simple 1-D energy budget model (SIMO) for the prediction of the vertical temperature profiles in small, monomictic lakes forced by a reduced number of input meteorolog…
rpe v5: an emulator for reduced floating-point precision in large numerical simulations
Abstract. This paper describes the rpe (reduced-precision emulator) library which has the capability to emulate the use of arbitrary reduced floating-point precision within large …
Object-based analysis of simulated thunderstorms in Switzerland: application and validation of automated thunderstorm t…
Abstract. We present a feasibility study for an object-based method to characterise thunderstorm properties in simulation data from convection-permitting weather models. An existi…
Optimality-based non-Redfield plankton–ecosystem model (OPEM v1.1) in UVic-ESCM 2.9 – Part 1: Implementation and model…
Abstract. Uncertainties in projections of marine biogeochemistry from Earth system models (ESMs) are associated to a large degree with the imperfect representation of the marine p…
On the analytic approximation of bulk collision rates of non-spherical hydrometeors
Abstract. Analytic approximations of the binary collision rates of hydrometeors are derived for use in bulk microphysical parameterizations. Special attention is given to non-sphe…
COSMO-BEP-Tree v1.0: a coupled urban climate model with explicit representation of street trees
Abstract. Street trees are more and more regarded as an effective measure to reduce excessive heat in urban areas. However, the vast majority of mesoscale urban climate models do …
On the numerical stability of surface–atmosphere coupling in weather and climate models
Abstract. Coupling the atmosphere with the underlying surface presents numerical stability challenges in cost-effective model integrations used for operational weather prediction …
Adding sea ice effects to a global operational model (NEMO v3.6) for forecasting total water level: approach and impact
Abstract. In operational flood forecast systems, the effect of sea ice is typically neglected or parameterized solely in terms of ice concentration. In this study, an efficient wa…
Representation of the phosphorus cycle in the Joint UK Land Environment Simulator (vn5.5_JULES-CNP)
Abstract. Most land surface models (LSMs), i.e. the land components of Earth system models (ESMs), include representation of nitrogen (N) limitation on ecosystem productivity. How…
DustNet (v1): skilful neural network predictions of dust aerosols over the Saharan desert
Abstract. Suspended in the atmosphere are millions of tonnes of mineral dust that interact with weather and climate. Accurate representation of mineral dust in weather models is v…
Advanced modeling of gas chemistry and aerosol dynamics with SSH-aerosol v2.0
Abstract. SSH-aerosol is developed to represent the evolution of primary and secondary pollutants in the atmosphere by processes linked to gas-phase chemistry, aerosol dynamics (c…
Multi-generational oxidation model to simulate secondary organic aerosol in a 3-D air quality model
Abstract. Multi-generational gas-phase oxidation of organic vapors can influence the abundance, composition and properties of secondary organic aerosol (SOA). Only recently have S…
<sup>231</sup> Pa and <sup>230</sup> Th in the ocean model …
Abstract. The sediment 231Pa ∕ 230Th activity ratio is emerging as an important proxy for deep ocean circulation in the past. In order to allow for a direct model–data comparison …
The design, deployment, and testing of kriging models in GEOframe with SIK-0.9.8
Abstract. This work presents a software package for the interpolation of climatological variables, such as temperature and precipitation, using kriging techniques. The purposes of…
Understanding AMOC stability: the North Atlantic Hosing Model Intercomparison Project
Abstract. The Atlantic meridional overturning circulation (AMOC) is an important part of our climate system. The AMOC is predicted to weaken under climate change; however, theorie…
Development and performance of a high-resolution surface wave and storm surge forecast model: application to a large la…
Abstract. A real-time forecast model of surface hydrodynamics in Lake Ontario (Coastlines-LO) was developed to automatically predict storm surges and surface waves. The system use…
Impact of increased resolution on long-standing biases in HighResMIP-PRIMAVERA climate models
Abstract. We examine the influence of increased resolution on four long-standing biases using five different climate models developed within the PRIMAVERA project. The biases are …
PyFLEXTRKR: a flexible feature tracking Python software for convective cloud analysis
Abstract. This paper describes the new open-source framework PyFLEXTRKR (Python FLEXible object TRacKeR), a flexible atmospheric feature tracking software package with specific ca…
ACCESS-OM2 v1.0: a global ocean–sea ice model at three resolutions
Abstract. We introduce ACCESS-OM2, a new version of the ocean–sea ice model of the Australian Community Climate and Earth System Simulator. ACCESS-OM2 is driven by a prescribed at…
In silico calculation of soil pH by SCEPTER v1.0
Abstract. One of the soil properties most commonly measured to describe agronomic and biogeochemical conditions of soils is soil pH. Soil pH measures the concentration of exchange…
OMIP contribution to CMIP6: experimental and diagnostic protocol for the physical component of the Ocean Model Inter…
Abstract. The Ocean Model Intercomparison Project (OMIP) is an endorsed project in the Coupled Model Intercomparison Project Phase 6 (CMIP6). OMIP addresses CMIP6 science question…
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