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.
Showing 1901 to 1950 of 59105 works
Backprojection Imaging Based on a 3D Model: Method and Applications on the 2017 Mww8.1 Mexico Earthquake and Mw7.7 Russ…
In this study, we carried out a backprojection (BP) analysis to image the rupture process of the newly happened September 8, 2017 Mww8.1 Mexico earthquake based on a global 3D P-w…
Predicting alpha amylase content and starch breakdown in pregerminated barley seeds using hyperspectral imaging
Malting is the process of controlled germination of cereal grain that is steeped, germinated, and dry kilned to develop flavor compounds, fermentable sugars, the hydrolytic enzyme…
Probing the nature of low-frequency earthquakes through the deconvolution of tectonic tremor
Currently there are two end-member views of low-frequency earthquakes (LFEs). One is that they result from stick-slip behavior of Mxed brittle patches that are mechanically distin…
Drought-induced vertical displacements and water loss in the Po river basin (Northern Italy) from GNSS measurements
We study vertical ground displacement time-series from GNSS stations in the Po river basin to measure deformation signals associated with the severe drought occurring since 2021 a…
Projecting Global Mercury Emissions and Deposition Under the Shared Socioeconomic Pathways
Mercury (Hg) is a naturally occurring element that has been greatly enriched in the environment by activities like mining and fossil fuel combustion. Despite commonalities in some…
A deep adaptive cycle generative adversarial neural network for inverse estimation of groundwater contaminated source a…
In light of the challenges posed by groundwater contamination and the urgent need for accurate and efficient groundwater contaminated source estimation (GCSE), the present study p…
Projecting Future Chronic Coastal Hazard Impacts, Hotspots, and Uncertainty at Regional Scale
While there is high certainty that chronic coastal hazards like flooding and erosion, are increasing due to climate change induced sea-level rise, there is high uncertainty surrou…
Seasonal variability of kelp dissolved organic carbon release driven by decay not growth: a key relationship for Indige…
Macroalgae are foundational to the health of many Indigenous social-ecological systems, and their production of dissolved organic carbon (DOC) serves various biogeochemical roles.…
Earthquake relocations delineate discrete fault network and deformation corridor throughout Southeast Alaska and Southw…
Deformation in southeastern Alaska and southwest Yukon is governed by subduction and translation of Pacific-Yakutat plates relative to the North American plate in the St. Elias re…
Backprojection Imaging Based on a 3D Model: Method and Applications on the 2017 Mww8.1 Mexico Earthquake and Mw7.7 Russ…
In this study, we carried out a backprojection (BP) analysis to image the rupture process of the newly happened September 8, 2017 Mww8.1 Mexico earthquake based on a global 3D P-w…
A scale-dependent analysis of the barotropic vorticity budget in a global ocean simulation
The climatological mean barotropic vorticity budget is analyzed to investigate the relative importance of surface wind stress, topography and nonlinear advection in dynamical bala…
Long-term trends in the distribution of ocean chlorophyll
The concentration of chlorophyll-a (CHL) is an important proxy for autotrophic biomass and primary production in the ocean. Quantifying trends and variability in CHL are essential…
Reconstruction of the main modes of variability in the North Atlantic over the past 600 years using a collection of hig…
A collection of 37 near-annually-resolved proxy records is used to evaluate the main modes of marine variability in the North Atlantic for the past 600 years. The temporal gaps in…
Numerical modelling of the upwelling and associated hydrodynamics at various scales along the coral reefs at Sodwana Ba…
This study investigates hydrodynamics and short-term temperature fluctuations at high-latitude coral reefs, focusing on Sodwana Bay in South Africa. A refined hydrodynamic model n…
3D Model Backprojection of the 2017 Mw 8.2 Chiapas Earthquake: A Two-Stage Rupture with a Barrier-Induced Velocity Incr…
We carry out a backprojection analysis of high-frequency P-wave signals to image the rupture process of the 8 September 2017 Mw 8.2 Chiapas earthquake based on the 3D velocity mod…
Probing the nature of low-frequency earthquakes through the deconvolution of tectonic tremor
Currently there are two end-member views of low-frequency earthquakes (LFEs). One is that they result from stick-slip behavior of Mxed brittle patches that are mechanically distin…
Novel Scheme for GPU-Accelerated Finite-Difference Time-Domain Simulation of Electromagnetic Wave Interaction with Magn…
Based on graphical processing unit acceleration, a new method of finite-difference time-domain scheme is proposed to simulate the interaction between electromagnetic waves and mag…
Midlatitude Oceanic Fronts Strengthen the Moisture Transport from Anticyclones to Cyclones
The Kuroshio-Oyashio Extension and Gulf Stream oceanic frontal zones with sharp sea-surface temperature gradients are characterized by enhanced activity of synoptic-scale cyclones…
Density-Driven Gravity and Layer Formation - A New Framework for Understanding Matter in the Universe
In this manuscript, I introduce an alternative hypothesis concerning the nature of gravity and its influence on the interactions between celestial objects. I propose that gravity …
Effects of actual irrigation schedule on the farmland climate in Heihe River Oasis
Irrigation schedule based on actual production conditions and dynamic irrigation schedule based on crop water demand theory exhibit significant differences in irrigation amount an…
Spatial organisation affects the pathway to precipitation in simulated trade-wind convection
We investigate whether and how spatial organisation affects the pathway to precipitation in large-domain hectometer simulations of the North Atlantic trades. We decompose the deve…
The 2019 Marine Heatwave at Ocean Station Papa: A multi-disciplinary assessment of ocean conditions and impacts on mari…
In the past decade, two large marine heatwaves (MHWs) formed in the northeast Pacific near Ocean Station Papa (OSP), one of the oldest oceanic time series stations. Physical, biog…
Building a regional hydrogeological model in a data-scarce area and implications for local scale studies: Case of the T…
This study investigates the feasibility of implementing a 3D hydrogeological model in a vast data-scarce area in northwestern Niger where groundwater resources are strongly impact…
Radiative impacts of Californian marine low clouds on North Pacific climate
The northeastern Pacific climate system is featured by an extensive low-cloud deck off California on the southeastern flank of the subtropical high that accompanies intense northe…
Upper-mantle anisotropy in the southeastern margin of the Tibetan Plateau revealed by fullwave SKS splitting intensity …
The southeastern margin of the Tibetan Plateau has experienced complex deformation since the Cenozoic, resulting in a high level of seismicity and seismic hazard. Knowledge about …
Distinct Mixing Regimes in Shallow Cumulus Clouds
Understanding the nature of mixing between cloudy air and its surroundings is an important and yet, open question. In this research, we use high-resolution (10m) bin-microphysics …
The Discovery of the "卍" Shape Ocean-Plate Whirlpool of Double Whirl Arms of the Planet Earth
The ocean of the planet Earth, which is as thin as a cicada’s wings, play a role of catalyst to
Enigmatic tsunami waves amplified by repetitive source events in the southwest of Torishima Island, Japan
On 9 October 2023 (JST), mysterious tsunamis with a maximum wave height of 60 cm were observed in Izu Islands and southwestern Japan, although only seismic events of body-wave mag…
CherrySet -- A comprehensive dataset of three cherry trees throughout the 2023 season
We present CherrySet, a comprehensive dataset comprising observations of three cherry trees throughout an entire vegetation period. This publication is part of the For5G: Digital …
Numerical simulations of seismic cycles in a viscoelastic half-space with the integral method
Numerical simulations of seismic cycles with rate-, state-, and temperature-dependent friction explain the various modes of seismic and aseismic ruptures in the brittle section of…
Development of a fast and accurate hybrid model for floodplain inundation simulations
High computational cost is often the most limiting factor when running high-resolution hydrodynamic models to simulate spatial-temporal flood inundation behaviour. To address this…
Towards an Interpretable CNN Model for the Classification of Lightning Produced VLF/LF Signals
Classification of lightning produced VLF/LF signals plays crucial role in the detection and location of lightning flashes. The machine learning method has potential in the VLF/LF …
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: