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 4201 to 4250 of 59105 works
Simulating the freeze-thaw and buried ice melting process of the Longbasaba moraine dam (Himalayas) based on the heat t…
Permafrost degradation poses an increasingly serious threat of glacial lake outburst floodings (GLOFs) in the Tibetan Plateau. It is therefore of great practical significance to a…
Effects of Typhoon In-Fa (2021) and the Western Pacific Subtropical High on An Extreme Heavy Rainfall Event in Central …
An extreme heavy rainfall event in Henan Province (HnHRE) of central China in July 2021, which is jointly affected by the western Pacific subtropical high (WPSH) and Typhoon In-Fa…
Tunable high-resolution synthetic aperture radar imaging
We have recently introduced a modification of the multiple signal classification (MUSIC) method for synthetic aperture radar. This method depends on a tunable, user-defined parame…
Thermal Structure of the Middle and Upper Atmosphere of Mars from ACS/TGO CO2 Spectroscopy
Temperature and density in the upper Martian atmosphere, above ~100 km, are key diagnostic parameters to study processes of the species’ escape, investigate the impact of solar ac…
On the role of fracture systems in groundwater-driven alpine slope deformation
We study the physical mechanisms that drive alpine slope deformation during water infiltration and depletion into fractured bedrocks. We develop a fully coupled hydromechanical mo…
Growing uncertainty in projected spring onset variability in the Northern Hemisphere
Plant phenology regulates the carbon cycle and land-atmosphere coupling. Currently, climate models often disagree with observations on the seasonal cycle of vegetation growth, par…
Characterization of deforestation patterns in Amazon
Amazon rainforest has been subject to intensive deforestation in the last decades, for example, illegal logging and creating pasture areas. A characteristic pattern of deforestati…
Evaluating Twenty-Year Trends in Earth's Energy Flows from Observations
Satellite, reanalysis, and ocean in situ data are analyzed to evaluate regional, hemispheric and global mean trends in Earth’s energy fluxes during the first twenty years of the 2…
Large-scale groundwater monitoring in Brazil assisted with satellite-based artificial intelligence techniques
Here, we develop and test an artificial intelligence (AI)-based approach to monitor major Brazilian aquifers. The approach combines Gravity Recovery and Climate Experiment (GRACE)…
Tides as triggers of earthquakes in Hindu Kush II
The intermediate-depth earthquakes (~200 km) in Hindu Kush, Afghanistan were investigated to prove their origin by tides. An untraditional astronomical method has been used to pro…
The Cause of Motion
In the text “The Cause of Motion”, I argue the following 6 flaws in the definition of inertia and the law of inertia and propose a solution to correct these problems and mechanism…
Nowcasting Earthquakes by Visualizing the Earthquake Cycle with Machine Learning:A Comparison of Two Methods
The earthquake cycle of stress accumulation and release is associated with the elastic rebound hypothesis proposed by H.F. Reid following the M7.9 San Francisco earthquake of 1906…
Climate drivers of malaria seasonality and their relative importance in Sub-Saharan Africa
A new database of the Entomological Inoculation Rate (EIR) is used to directly link the risk of infectious mosquito bites to climate in Sub-Saharan Africa. Applying a statistical …
An ideal terrestrial thermometer using carbonate clumped isotopes from gar scales
Carbonate clumped isotope thermometry has been calibrated for a wide variety of carbonates, including calcite, aragonite, dolomite, siderite, and many of their biogenic forms. The…
The state of pore fluid pressure and 3D megathrust earthquake dynamics
We study the effects of pore fluid pressure (Pf ) on the pre-earthquake, near-fault stress state and 3D earthquake rupture dynamics through 6 scenarios utilizing a structural mode…
Analysing Spatio-temporal change in LST over 11 Smart Cities of Uttar Pradesh, India
Multiplicity of open source remote sensing date platforms help in bringing various opportunities. Spatio-temporal analysis ofa region can help in analysing changes in regional cli…
Melting Experiments on Fe-O-H: Evidence for Eutectic Melting in Fe-FeH and Implications for Hydrogen in the Core
We examined liquidus phase relations in Fe-O+/-H at ~40 and ~150 GPa, and subsolidus phase equilibria in Fe-FeH. While it has been speculated that Fe and FeH form continuous solid…
Climatology of Clear-Air Turbulence in Upper Troposphere and Lower Stratosphere in the Northern Hemisphere using ERA5 r…
Spatial and temporal distributions of Clear-Air Turbulence (CAT) in the Northern Hemisphere were investigated using 41 years (1979 – 2019) of the European Centre for Medium-range …
Simulation of loss cone overfilling and atmospheric precipitation induced by a fine-structured chorus element
Nonlinear wave-particle interactions contribute to the acceleration and precipitation of electrons in the outer radiation belt. Recent simulations and spacecraft observations sugg…
Behavior of hydrogarnet-type defects in hydrous stishovite at various temperatures and pressures
Dense polymorphs of silica have been demonstrated experimentally to incorporate from 1.5% to as much as 11.6% weight percent H 2 O as OH groups, with implications for the hydrogen…
First atmospheric results produced by the SuperCam instrument on Mars2020
The SuperCam instrument [1,2] onboard Mars2020 disposes of a variety of active and passive techniques, including passive spectroscopy in the 0.40-0.85 (VIS) and 1.3 to 2.6 microns…
Origin of the high conductivity anomalies in the mid-lower crust of the Tibetan Plateau: Dehydration melting of garnet …
High-conductivity anomalies of 0.1–1 S/m are widely distributed in the mid-lower crust of the Tibetan Plateau. Dehydration of amphibole-bearing rocks may play an important role in…
Earth System Models Capture the General Trends of Phytoplankton Detected in Observations
As phytoplankton form the base of the marine food web, understanding the controls on their abundance is fundamental to understanding marine ecology and how it might be altered by …
Improvement and Uncertainties of Global Simulation of Sulfate Concentration and Radiative Forcing in CESM2
Sulfate is a major atmospheric pollutant and radiative forcing (RF) factor that influences air quality, cloud microphysics and climate. Therefore, a better evaluation of sulfate c…
An Automatic Differentiation Method for Surface Carbon Flux Inversion
We attempt, for the first time, to estimate the surface carbon flux by the method of automatic differentiation. The atmospheric transport model is developed using a deep learning …
Observations of mantle seismic anisotropy using array techniques: shear-wave splitting of beamformed SmKS phases
Shear-wave splitting measurements are commonly used to resolve seismic anisotropy in both the upper and lowermost mantle. Typically, such techniques are applied to SmKS phases tha…
Water-induced Diamond Formation at Earth's Core-Mantle Boundary
The carbon and water cycles in the Earth’s interior are linked to key planetary processes, such as mantle melting, degassing, chemical differentiation, and advection. However, the…
Relationships between blooms of Karenia brevis and hypoxia across the West Florida Shelf
Harmful algal blooms (HABs) caused by the dinoflagellate Karenia brevis on the West Florida Shelf have become a nearly annual occurrence causing widespread ecological and economic…
Climatology of the CO vertical distribution on Mars based on ACS TGO measurements
Carbon monoxide is a non-condensable species of the Martian atmosphere produced by the photolysis of CO2. Its mixing ratio responds to the condensation and sublimation of CO2; fro…
How Hydrothermal Cooling and Magmatic Sill Intrusions Control Flip-Flop Faulting at Ultraslow-Spreading Mid-Ocean Ridges
Oceanic lithosphere created at mid-ocean ridges (MOR) is shaped by a complex interplay of magmatic, tectonic and hydrothermal processes. Where melt budget decreases at (ultra)slow…
A Simple Model for Tropical Convective Cloud Shield Area Growth and Decay Rates Informed by Geostationary IR, GPM, and …
Deep convective system maximum areal extent is driven by the stratiform anvil area since system convective area fractions are much less than unity when systems reach peak size. It…
Fluvial sedimentary response to late Quaternary climate and tectonics at the Himalayan Frontal Thrust, central Nepal
To investigate the subsurface structure surrounding the Main Frontal Thrust (MFT) in central Nepal, we drilled and cored sediments to depths of 45-100 m at ten sites. Our borehole…
On the relation between basal erosion of the lithosphere and surface heat flux for continental plume tracks
While hotspot tracks beneath thin oceanic lithosphere are visible as volcanic island chains, the plume-lithosphere interaction for thick continental or cratonic lithosphere often …
Access to Analysis and Climate Indices Tools for Climate Researchers and End Users
Researchers and end users using climate data face a challenge when they analyze the data they need. Data volumes are increasing very rapidly, and the ability to download all neede…
Coastal freshening enhances eddy-driven heat transfer toward the Antarctic margins
The Antarctic Slope Front (ASF) is a strong gradient in water mass properties close to the Antarctic margins. Heat transport across the ASF is important to Earth’s climate, as it …
On the Vertical Structure of Oceanic Mesoscale Tracer Diffusivities
Isopycnal mixing of tracers is important for ocean dynamics and biogeochemistry. Previous studies have primarily focused on the horizontal structure of mixing, but what controls i…
The segregation of recycled basaltic material within mantle plumes explains the detection of the X-Discontinuity beneat…
Mantle plumes are thought to recycle material from the Earth’s deep interior. One constraint on the nature and quantity of this recycled material comes from the observation of sei…
Distribution and Trends of Coccolithophore Concentration in the Oceans using Satellite-derived Particulate Inorganic Ca…
Particulate inorganic carbon (PIC) indicates CaCO3, which is produced biologically and constitutes about a quarter of total marine sediments. It is produced by coral reefs, forami…
Petrogenesis of the post-collisional oxidized felsic potassic rocks: A case study from the Jianchuan trachytes in easte…
Petrogenesis of post-collisional felsic potassic rocks and major controls on their magmatic redox states are still debated. To address this, we have carried out an integrated petr…
Extreme poleward expanding super plasma bubbles triggered by Tonga volcano eruption during the recovery phase of geomag…
The Tonga volcano eruption of 15 January 2022 unleashed a variety of atmospheric perturbations, coinciding with the recovery phase of a geomagnetic storm. The ensuing thermospheri…
On Constructing a Realistic Truth Model Using Ionosonde Data for Observation System Simulation Experiments
The ionosphere contains many small-scale electron density variations that are under represented in smooth physics-based or climatological models. This can negatively impact the re…
Stratospheric balloon observations of infrasound waves from the January 15 2022 Hunga eruption, Tonga
The 15 January 2022 eruption of the Hunga volcano (Tonga) generated a rich spectrum of waves, some of which achieved global propagation. Among numerous platforms mon- itoring the …
Archaeomagnetism in the Levant and Mesopotamia reveals the largest changes in the geomagnetic field
Our understanding of geomagnetic field intensity prior to the era of direct instrumental measurements relies on paleointensity analysis of rocks and archaeological materials that …
Secular Trends in Global Tides derived from Satellite Radar Altimetry
Previous studies have demonstrated that tides are subject to considerable changes on secular time scales. However, these studies rely on sea level observations from tide gauges th…
Leveraging Precision Phenotyping Solutions within Corteva Agriscience
Phenotypic trait measurements have enabled breeders to link genomic information to phenotypic information and through this enhance crop performance by breeding for superior germpl…
How we built it: a community network connecting phenomics developers with plant scientists
The development of new phenomics approaches to image and process data from the subcellular to ecosystem-scale has accelerated over the past decade. Many of these tools are produce…
The extending Ocean Drilling Pursuits (eODP) Project: Synthesizing Scientific Ocean Drilling Data
For over fifty years, cores recovered from ocean basins have generated extensive fossil, lithologic, and chemical archives that have revolutionized the fields of plate tectonics a…
Increasing disparities in air pollution health burdens in the United States
Ambient nitrogen dioxide (NO2) and fine particulate matter (PM2.5) pollution threaten public health in the United States (U.S.), and systemic racism has led to modern-day disparit…
The Role of Acetone on Global Atmospheric Composition
Acetone is an abundant volatile organic compound with important influence on ozone and atmospheric self-cleaning processes. The budget of acetone is influenced by various sources …
Waveform Constraints on the Eurasian Lithosphere Boundary within the Mantle Wedge above the Ryukyu Subduction beneath N…
We re-examine data from a deep earthquake beneath NE Taiwan as recorded by the Formosa Array to explain mechanisms of a significant later P phase. For 2D simulations, we set up an…
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: