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GISC 2420 TR Oda: GIS Data

How to find GIS Data

Questions To Ask Yourself For Use

Man Leaning on Question MarkCan I use that GIS data?
Did I create the data myself?
Will I be using the data for personal or commercial gain?
Is the data or map for personal non-profit, educational research or scholarly purposes?
Are you using the image sparingly, only for limited purposes?
Is the data or map in the public domain or protected by the Creative Commons or Open Source GNU agreements?
REMEMBER: GIS data is subject to the regulations regarding plagiarism defined in the TCC Student Handbook.
For more on plagiarism and how to avoid it, consult this LibGuide.

GIS Resources

Census Bureau Data – Affords access to the resulting data of decennial census events and the American Community Survey (ACS). Also, it reports the results of pulse surveys, which focus on household and business trends due to COVID-19.

Esri Open Data HubProvides the sheer amount of open data sets in various formats such as spreadsheets, KML, shapefile, GeoJSON, OGC WMS, GeoService, and APIs.

Natural Earth DataAccesses public-domain global GIS data, beneficial for constructing visually appealing maps. The accessible datasets are vector and raster at 1:10m, 1:50m, and 1:110 million scales.

USGS Earth ExplorerExplores satellite imagery such as Landsat, aerial photographs, and cartographic products through a state-of-the-art and easy-to-use interface.

Open Street MapDistributes free open data developed by its mapping project. Be cautious of using the data since the levels of accuracy vary among regions and countries.

NASA’s Socioeconomic Data and Applications Center (SEDAC) - Offers data sets, maps, and map services related to population distribution and change, poverty and economic indicators, and applications of satellite remote sensing. The most well-known data available on this site is global-level population grid data.

More GIS Resources

Open Topography - Facilitates access to high-resolution topographic data, mainly LiDAR data. If LiDAR is unavailable, users can still download coarse global DEMs.

UNEP Environmental Data Explorer Disseminates spatial and non-spatial data used by United Nations Environment Programme (UNEP) and its partners in the Global Environment Outlook assessment. The website covers various themes: water, population, forests, emissions, climate, disasters, health, and GDP.

NASA Earth Observations (NEO) - Provides imagery and raster data helpful in studying climate and environmental changes. The datasets are organized into the following themes: atmosphere, energy, land, life, and ocean.

Copernicus Open Access Hub - Delivers satellite imagery free. The available products are data observed by Sentinel-1, Sentinel-2, Sentinel-3, and Sentinel-5P.  

IPUMS - Offers data of population, housing, agriculture, and health surveys across time and regions. The website also provides data helpful for analyzing individuals in the community contexts.