Questions tagged [geospatial]
Geospatial pertains to the geographic location and characteristics of natural or constructed features and boundaries on, above, or below the Earth's surface, particularly referring to data that is geographic and spatial in nature.
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questions
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How to interpret geological data for Africa
I am currently working on a project where I need a geological map of Africa for groundwater potential. I have downloaded the Surficial geology of Africa from the U.S. Department of Interior (map URL). ...
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Aggregate Willmott and Matsuura Temperature Climate Data on Country Level
I'm looking for monthly, mean temperature data on the country-level since 1900 (or at least 1950) for which the temperature is weighted according to population density.
The common database for the ...
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Is there a place to pull satellite imagery based on latitude and longitude?
Is there a freely available service to call, via API, and pull satellite imagery using latitude and longitude coordinates? Something akin to Google Maps. It doesn't have to the latest image, just a ...
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How to Convert https://tangrams.github.io/heightmapper coordinates to decimal latitude longitude
how to convert This:
9.70833/36.7798/-478.5508
to
decimal latitude longitude to see this location on google maps
https://tangrams.github.io/heightmapper/#9.70833/36.7798/-478.5508
my first question ...
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1answer
25 views
Writing a query to obtain soil data from lat/lon in USA?
I would like to access soil data by lat/lon. It looks like this is the US soil web service here. However, I am not sure how to set up the query, the Help page should be helpful but is 100's of pages ...
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1answer
17 views
data from NOAA Magnetic Field Calculators (IGRF) for multiples longitude and latitude spacing
I would like to retrieve data from NOAA Magnetic Field Calculators (IGRF) for multiple locations by using longitude and latitude grid spacing; say every 5 degree latitude and every 10 degree longitude ...
2
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1answer
41 views
Seeking open source service for points of interest near by/within airport
Is there open source api for reverse geocoding the restaurants or hospitals near by or within a given airport?
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17 views
Taking attribute from multiple points within a set distance
QGIS Question: I have a list of point features each with a unique ID. I need to run a fixed distance buffer on all 70,000 points to establish which points are within a fixed distance of each other ...
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Where would I be able to obtain or purchase GeoJSON data for Manhattan submarkets?
GeoJSON data contains arrays of coordinates that create polylines (like borders). You can find geoJSON data for the 50 U.S. state borders, for example. I would like proper geoJSON data for this: https:...
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2answers
60 views
Location of all mountain peaks of the world
I'm looking for something like this page of Wikipedia:
https://en.wikipedia.org/wiki/List_of_mountains_by_elevation
but with coordinates so that I can load the resulting file in a GIS.
Does ...
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1answer
30 views
Acquiring Indian Land Conservation Data
I am working on a project which assesses the potential for energy development in India. Where could I acquire data which shows areas where the Indian government would likely not permit development? I ...
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2answers
58 views
Seeking lists (in array form) of latitude, longitudes for streets and other places?
I am trying to get an array of latitude and longitudes so that I can test line making on an app. My issue though is finding lists (in form of array) of latitude and longitude. This is an example of ...
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29 views
Location-based sleep dataset
I am interested in spatial patterns of sleep quality (e.g. differences between neighbourhoods in the same city, or even streets).
Is there any interesting sleep dataset that contains the location?
I ...
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1answer
14 views
Does anyone know where I can find a list of geodetic benchmark locations for all of Canada?
Does anyone know where I can find a list of geodetic benchmark locations for all of Canada?
I am looking for a few specific control monuments in Arctic Canada with accurate coordinates
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1answer
18 views
Looking for DEM, DTM, DSM for northern England
I'm looking for DEM or similar (DSM, DTM) from which to make a slope map to identify suitable paragliding hills in an area of northern England - the Yorkshire Dales.
I would like to be able to ...
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1answer
21 views
Free, Limitless GeoJSON APIs for nation shapes?
I am looking for some API endpoints that return GeoJSON shapes for each nation. I am not interested in downloading shapefiles. I need some lightweight (not super accurate) nation shapes for every ...
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Seeking Population Dataset of provinces in Europe?
I applied the following function of the R Tmap package:
library(tmap)
data(NLD_muni)
NLD_muni$perc_men <- NLD_muni$pop_men / NLD_muni$population * 100
tm_shape(NLD_muni) +
tm_polygons("...
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9 views
Getting DEM for many small areas located all over world?
I need to calculate the average slope over an area for thousands of polygons with locations all over the globe. The polygon areas are small, less than 1 square kilometer. I have to use a consistent ...
3
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1answer
36 views
Seeking 20th Century railroad ( 1900s to Today ) GIS data
I am seeking GIS or geospatial data that has the oldest railroad in the United States, or more specifically in the state of Colorado.
Must have come from the beginning of 1900s to present.
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1answer
18 views
Dragonfly Migration Worldwide
Looking for a dataset that holds sightings of dragonflies worldwide, preferably by species.
Should include date and Long/Lat and go back at least 5 years.
This could be from multiple sources where ...
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0answers
13 views
Free GIS data that doesn't require attribution for printing on products
I'm keen to make some products to sell with map graphics printed on them. As these are physical products (eg tshirt etc) I don't want to include the attribution in the design.
Is there a good source ...
0
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1answer
12 views
Finding zoning GIS maps/shapefiles of US online
I need the classification of residential, commercial and mixed areas of cities in the US as defined by mayor councils. Where can I find the zoning GIS maps/ shapefiles online?
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1answer
17 views
Theewaterskloof Dam Bathymetry
I am trying to find bathymetry for Theewaterskloof Dam, South Africa, in GIS format. Almost any resolution will do. Bathymetry latest before 2000 at least or the latest one is also good. Where can I ...
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15 views
Mobile phone coverage data for Sub - Sahara
Where I can find mobile phone coverage data for Sub-Saharan Africa, 2010 - 2017? The data should be geo-coded.
Topic: Mobile phone coverage
Location: Sub-Saharan Africa
Dates: 2010 - 2017
Format: ...
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13 views
Where can I source authoritative Japanese railway lines and stations?
I'm looking for the official spatial datasets (shapefile or other geospatial format) showing Japanese railway lines and stations, including the high-speed Shinkansen and local/metropolitan rail lines.
...
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Seeking a geospatial data of 1908 PLSS?
I am seeking a geospatial data that has the PLSS Public Land Survey System (PLSS) in the United States and I need 1908 one?
Thank you
2
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1answer
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Realtime or regularly updated gravitational dataset(s) for Earth?
I need access to regularly updated gravitational readings from gravimeters around the globe.
Is there any such available dataset?
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1answer
18 views
Methane emission free satellite imagery for seminar finals?
I am looking for a downloadable satellite imagery that provides methane emission data in the Middle East region (Jordan, Israel, Egypt, Lebanon and Syria). So far I have not been able to find any ...
2
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0answers
30 views
Seeking country boundaries shapefile which is pre-1980?
I am looking for a shapefile with the country boundaries as they were when Czechoslovakia existed as a country.
Is there any online open source resource where I can find historical country boundary ...
1
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1answer
24 views
Location and data of wind turbines
Where can I find a geo-database of wind turbines for electricity/power production, including their location, capacity (max power), construction year, and other details?
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1answer
26 views
Is there any chance that I can find shapefiles of buildings in Qingdao, China?
We are starting a new research project in China and I've been looking for shapefiles of buildings in Qingdao, China. The closest thing I can find is buildings of Beijing. But I need Qingdao, not ...
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0answers
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Area size for GADM subdivision 2 areas
On https://biogeo.ucdavis.edu/data/gadm3.6/gadm36_shp.zip you can download administrative areas for the whole world. Each country has several administrative subdivisions (gadm36_0 - gadm36_5), where ...
2
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1answer
31 views
Gridded population data by income level
I am looking for a geospatial dataset with population density by income level, ideally spatially disaggregated. so each pixel has the population count or desnity of [0-1$/day],[1-2$/day], [2-4$/day] .....
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Where can I get historical data on monsoon or sea wind?
I am trying to find some GIS historical data on monsoon.
I have tried a few places which give data on the weather forecast, temperature, and rainfall. But, I was thinking if there is a better data ...
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Crime statistics for Guatemala, Honduras and El Salvador
Who would be the best organisations to contact for historical crime statistics for Guatemala, Honduras and El Salvador? These data would preferably be at the highest spatial resolution (e.g. GPS ...
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1answer
14 views
Seeking IBA shapefile for Denmark?
I am looking for the shapes of important bird areas in Denmark, but cannot find it online. Have made a request to Bird Life, but have not heard from them yet.
So, anyone got a copy that they can ...
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0answers
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Seeking Policy Restrictions Data in London and South East?
I am researching various GIS data sources for London (UK). I was wondering whether anybody can give me pointers of where to get aggregated planning and policy restrictions data i.e. data that shows ...
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1answer
19 views
Ice Age Glaciers Question
I am looking to find a GIS data about the Ice age glaciers history around the Russia and Alaska area aka Beringa Sea ...
Not sure how to find them but does anyone here have the information that can ...
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1answer
30 views
Canada, USA - fuel stations, grocery stores
I am looking for free data where fuel stations and grocery stores are located in Canada and the USA, that can be exported/downloaded in any format (csv, shp, json, txt, kml, ...).
Do you know of any ...
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0answers
31 views
Seeking Traffic Analysis Zones (for city of Shenzhen) in computer readable format?
I'm looking for (something like) shapefiles of Traffic Analisys Zones in the city of Shenzhen. If there are several I would like to get most recent, but any would serve the purpose.
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1answer
64 views
Seeking free basemaps for offline use in GIS?
Situation: I will be traveling in the next months and therefore, I have created a bunch of geolocated POIs and other layers, such as campgrounds, attractions, hiking trails and so on. I want to use ...
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GeoSPARQL query that filters locations outside polygon (Wikidata)
I want to get all venues that have the 'maximum_capacity' property (P1083), and then I want to filter them by whether or not their lat/lon attribute intersects some polygon. I am trying to follow ...
3
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0answers
25 views
Global Historic GIS Data
This is a basic question concerning data availability. I am looking for global historic geo-spatial data covering the past 2,000 or 3,000 years. Variables of interest are biomes, temperature, ...
3
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2answers
66 views
Seeking shapefile of Boston in 1630?
I found this map on Reddit and was curious if anyone knows how it was made.
https://www.reddit.com/r/boston/comments/2xu9ix/modern_map_of_boston_compared_to_original_1630/
I think I could make it if ...
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2answers
35 views
Geographical center of countries
Can anyone give me a hint where to find a list of the geographical centers of all countries over the world? (In case I don't want to calculate them from other data.)
2
votes
1answer
32 views
Seeking historical tileset 1939-1945?
I want a Mapbox tileset that shows the world as it was during the Second World War. This includes the boundaries of countries, roads and cities and their names, etc.
If no such resource exists, I ...
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1answer
61 views
Full address list for city Radebeul (Germany)
For a city of Radebeul, located in the federal state Saxony in Germany, I am looking for a list with all addresses, something like
id | Street | Nr | PLZ | City
1 | Meißner Straße ...
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1answer
35 views
Seeking mosaicked global DEM?
I would like to know if there is already available mosaiced* DEM (digital elevation model) raster for the entire globe?
On this site, they provide this data from the Shuttle Radar Topography Mission ...
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Anonimised cellular network data
I am looking for a dataset with
research group of some cellular network users (identities anonimised) and
BTS (base transceiver station or cellular network stations) with their localisation
My aim ...
3
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1answer
56 views
Where to find census data for many countries?
I'm working on a GIS project and could really use your help. I've been googling all day but haven't had any luck. Where can I find:
list of all countries with reputable census data and link to the ...
