Contribute Geolocation Data
Help us add geographic metadata to scientific works!
The works listed below have been harvested from various scientific sources but do not have geolocation data yet. If you know the geographic location or area mentioned in any of these works, you can help us improve our database.
Know a publication that should be in OPTIMAP? Enter its DOI and we will fetch its metadata from Crossref and enrich it automatically. If we already have it, you will be taken to its page.
Please log in to add works by DOI — use the user menu at the top right of the page.
ess-open-archive)
Showing 4101 to 4150 of 22070 works
Impact of changing Arctic sea ice extent, sea ice age, and snow depth on sea salt aerosol from blowing snow and the ope…
We evaluate the effects of rapidly changing Arctic sea ice conditions on sea salt aerosol (SSA) produced by oceanic wave-breaking and the sublimation of wind-lofted salty blowing …
The role of the topset slope in autogenically controlling avulsion and bifurcation timescales in river deltas
River deltas are under external stress from sea-level rise, subsidence, and decreases in sediment and water discharges caused by anthropogenic activity. Naturally, delta channels …
How clay mineral assemblages affect instability on the upper slope of the Hikurangi subduction zone, New Zealand
The International Ocean Discovery Program cored Sites U1517 (Tuaheni landslide complex) and U1519 (upper Tuaheni Basin) on the Hikurangi margin, North Island, New Zealand. Strong …
Progress on Generation of Nonlinear Internal Waves on the Northern Continental Shelf South of Hainan Island
Nonlinear internal waves (NLIWs) are prevalent on the northern continental shelf south of Hainan Island in the South China Sea. However, our understanding of these NLIWs is still …
Bedload fluxes in a glacier-fed river at multiple temporal scales
In mountain rivers, long-term observations of water and sediment fluxes are crucial for understanding the dynamics of bedload fluctuations at multiple temporal scales. Here we ana…
Chemical characterization of organic compounds involved in iodine-initiated new particle formation from coastal macro-a…
Iodine-initiated new particle formation (I-NPF) has long been recognized in coastal hotspot regions. However, no prior work has studied the exact chemical composition of organic c…
High-Pressure and High-Temperature Behavior of Venus’s Atmosphere Near the Surface: A Thermo-Gravitational Study
Though Venus’s atmospheric conditions and composition have been directly measured, the composition of the Venus lower atmosphere near the surface is generally still poorly known. …
Quantifying the size and duration of a microburst-producing chorus region on 5 December 2017
Microbursts are impulsive (<1s) injections of electrons (few keV to >MeV) from the outer radiation belt into the atmosphere, primarily caused by nonlinear scattering by chorus wav…
Supervised Machine Learning of High Rate GNSS Velocities for Earthquake Strong Motion Signals.
High rate Global Navigation Satellite System (GNSS) deformation time series capture a broad spectrum of earthquake strong motion signals for rapid contributions to hazard warnings…
Condensation - Mass Flux Connection in Shallow Cu Clouds
The system of trade wind cumulus clouds observed during the RICO field project was simulated by an LES model over a 50x50 km2 domain size. Parameters of latent heat release were a…
Variability of Antenna Signals from Dust Impacts
Antenna instrument carried by spacecraft is complementary to dedicated dust detectors by registering transient voltage perturbations caused by impact-generated plasma. The signal …
An Advanced Discrete Fracture Methodology for Fast, Robust, and Accurate Simulation of Energy Production from Complex F…
Fracture networks are abundant in subsurface applications (e.g., geothermal energy production, CO2 sequestration). Fractured reservoirs often have a very complex structure, making…
Optimal Stacking of Noise Cross-Correlation Functions
Cross-correlations of ambient seismic noise are widely used for seismic velocity imaging, monitoring, and ground motion analyses. A typical step in analyzing Noise Cross-correlati…
Assessment of using field-aligned currents to drive the Global Ionosphere Thermosphere Model: A case study for the 2013…
In this study, field-aligned currents (FACs) obtained from the Active Magnetosphere and Planetary Electrodynamics Response Experiment (AMPERE) dataset have been used to specify hi…
Genomic selection strategies to increase genetic gain in tea breeding programs
Genomic selection (GS) can improve the efficiency of tea breeding compared to phenotypic selection (PS) by shortening the generation interval, increasing selection accuracy, and s…
Juno's multi-instruments observations during the flybys of auroral bright spots in Jupiter's polar aurorae
Juno’s arrival at Jupiter in 2016 revealed unprecedented details about Jupiter’s ultraviolet aurorae thanks to its unique suite of remote sensing and in situ instruments. Here we …
Revisiting the geographical extent of exceptional warmth in the Early Paleogene Southern Ocean
To assess zonal temperature and biogeographical patterns in the Paleogene of the Southern Ocean, we present new multi-proxy air and sea surface temperature data for the latest Pal…
Strong noise-tolerant deep learning network for automatic microseismic events classification
Identifying useful microseismic events is one of the key steps in monitoring tunnel rockbursts. Here, we propose a strong noise-tolerant deep learning (SNTDL) network for the auto…
Subseasonal Great Plains Rainfall via Remote Extratropical Teleconnections: Regional Application of Theory-guided Causa…
Long-range U.S. summer rainfall prediction skill is low. Monsoon variability, especially over the West North Pacific Monsoon (WNPM) and/or East Asian Monsoon (EAM) region, can inf…
How are mixed-phase clouds mixed?
Mixed-phase clouds are recognized as significant contributors to the modulation of precipitation and radiation transfer on both regional and global scales. This study is focused o…
An analytical method to estimate groundwater depletion of an aquitard due to variable drawdowns in adjacent aquifers
Computing aquitard depletion, which is often overlooked, is of great significance for the assessment of groundwater resources and land subsidence. The issue is viewed as troubleso…
Data Mining Inspired Localized Resistivity in Global MHD Simulations of the Magnetosphere
Recent advances in reconstructing Earth’s magnetic field and associated currents by utilizing data mining of in situ magnetometer observations in the magnetosphere have proven rem…
Seismic and tsunamigenic characteristics of a multimodal rupture of rapid and slow stages: The example of the complex 2…
On August 12, 2021 a > 220 s lasting complex earthquake with M w > 8.2 hit the central and southern South Sandwich trench. Due to its remote location and short interevent times, r…
Homeowner Flood Risk and Risk Reduction from Home Elevation between the 100- and 500-year Floodplains
Floods inflict significant damage even outside the 100-year floodplain. Thus, restricting flood risk analysis to the 100-year floodplain (special flood hazard area (SFHA) in the U…
Sensitivity of the Arctic sea ice cover to the summer surface scattering layer
The ‘surface scattering layer’ (SSL) is the highly-scattering, coarse-grained ice layer that forms on the surface of melting, drained sea ice during spring and summer. Ice of suff…
Equilibrium kinetic theory of weakly anisotropic embedded thin current sheets
Statistical and case studies, as well as data-mining reconstructions suggest that the magnetotail current in the substorm growth phase has a multiscale structure with a thin ion-s…
Tropical Oceanic Mesoscale Cold Pools in a High-Resolution Global Cloud-Resolving Model from DYAMOND Initiative
In recent years, global kilometer-scale convection-permitting models have shown promising results in producing realistic convection and precipitation. Cold pools, which can be rep…
Performance of GPS-TEC assisted NTCM-model to describe the East-African equatorial Ionosphere
NTCM is a simple and relatively faster global climatological model that is developed, using ionospheric VTEC measurements from unevenly globally distributed GNSS receivers, to mit…
Systemic Financial Risk Arising from Residential Flood Losses
Flood impacts to residential properties threaten the resilience of communities and the institutions that support them. These events can cause negative impacts to property-level ba…
The Impacts of Snow Redistribution on Wintertime Arctic Sea Ice Growth
The thermodynamic growth of sea ice is a critical factor in the mass balance of Arctic sea ice, which has important implications for Arctic communities and the global climate. How…
Archaeal lipid hydrogen isotopes in a marine thaumarchaeon
The stable hydrogen isotope composition of persistent biomolecules is used as a paleoenvironmental proxy. While much previous work has focused on plant leaf wax-derived n-alkanes,…
Modelling Viscosity of Volcanic Melts with Artificial Neural Networks
Viscosity is of great importance in governing the dynamics of volcanoes, including their eruptive style. The viscosity of a volcanic melt is dominated by temperature and chemical …
Temperature dependence of clumped isotopes (∆47) in aragonite
Clumped isotope thermometry can independently constrain the formation temperatures of carbonates, but a lack of precisely temperature-controlled calibration samples limits its app…
The Increasing Efficiency of the Poleward Energy Transport into the Arctic in a Warming Climate
This study quantifies the contribution to Arctic winter surface warming from changes in the tropospheric energy transport ( F trop ) and the efficiency with which F trop heats the…
The frost heave characteristics of a volcanic coarse-grained soil quantified by particle image velocimetry
The increasing use of the seasonally frozen and permafrost regions for civil engineering constructions and the effects of global warming on these regions have stimulated research …
Remote sensing scale effect in urban karstic terrain runoff modeling
Urbanization tends to increase runoff volumes, which might cause flooding and reduce groundwater recharge. Since the design of impermeable urban elements is based on the water flo…
Development of an automated pigmentation phenotyping and low- cost multispectral imaging system
Canopy imaging is a non-invasive phenotyping approach to quantify parameters such as canopy size, stress symptoms, and pigment concentrations. Unlike destructive measurements, can…
Joint Inversion of receiver functions and apparent incidence angles to determine the crustal structure of Mars
Recent estimates of the crustal thickness of Mars show a bimodal result of either ∼20 km or ∼40 km beneath the InSight lander. We propose an approach based on random matrix theory…
Finding Magnetopause Standoff Distance using a Soft X-ray Imager - Part 2: Methods to Analyze 2-D X-ray Images
The Earth’s magnetosheath and cusps are the sources of soft X-rays. In the accompanying paper (Part 1) and this paper, we discuss the methods of finding the magnetopause position …
Investigation of Urban Vegetative Fluxes of Carbon Dioxide over the Greater Toronto and Hamilton Area
Terrestrial vegetation is known to be an important sink for carbon dioxide (CO2). However, fluxes to and from vegetation are often not accounted for when studying anthropogenic CO…
Sources of marine debris for Seychelles and other remote islands in the western Indian Ocean
Vast quantities of marine debris have beached at remote islands in the western Indian Ocean such as Seychelles, but little is known about where this debris comes from. To identify…
Permeability evolution in fine-grained Aji granite during triaxial compression experiments
Triaxial compression experiments were carried out on samples of fine-grained Aji granite to measure the evolution of permeability during deformation prior to failure under confini…
Collective wind farm operation based on a predictive model increases utility-scale energy production
Wind turbines located in wind farms are operated to maximize only their own power production. Individual operation results in wake losses that reduce farm energy. In this study, w…
SpaceX - sailing close to the space weather?
The 3 February 2022 launch of 49 of SpaceX's Starlink satellites has provided a fascinating example of how even modest space weather can have significant practical and financial c…
The role of the North Atlantic Oscillation for projections of winter mean precipitation in Europe
Climate models generally project an increase in the winter North Atlantic Oscillation (NAO) index under a future high-emissions scenario, alongside an increase in winter precipita…
Impact of ocean heat transport on Arctic sea-ice variability in the GFDL CM2-O model suite
The impact of horizontal resolution on meridional Ocean Heat Transport (OHT) and sea ice in the Arctic is investigated using the GFDL CM2-O climate model suite (1°, 1/4°, and 1/10…
The world ocean wave fields discerned from ERA-Interim spectra
Ocean waves at any particular location are the result of the superposition of locally generated waves by wind, plus swells advected from somewhere else. Swells in particular can t…
Observations of elves and radio wave perturbations by lightning
The electromagnetic and electrostatic fields from powerful lightning heat and ionize the lower ionosphere. The disturbances appear as halos, sprites and elves, and are also observ…
Gleissberg Cycle Dependence of Inner Zone Proton Flux
Inner zone proton flux from 1980 to mid-2021is examined using NOAA POES satellite data, indicating a long-term increase corresponding to a one hundred year minimum in solar activi…
Stereo Plume Height and Motion Retrievals for the Record-Setting Hunga Tonga-Hunga Ha'apai Eruption of 15 January 2022
Stereo methods using GOES-17 and Himawari-8 applied to the Hunga Tonga-Hunga Ha’apai volcanic plume on 15 January 2022 show overshooting tops reaching 50-55 km altitude, a record …
How to help
If you recognize any works that reference specific geographic locations, please login, confirm your account, and contribute metadata.
In case you find any errors in other metadata fields, if you see a work with incorrect location or time information, or if you find works that should be included in our database, please contact us: