The CGA provides access to a variety of Geospatial Data linked below. Additional data resources posted from 2006 to 2018 can be browsed on our legacy website here.
CGA Geotweet Archive
The CGA maintains a global big data archive of geo-located tweets containing billions of records dating from 2010 to the present.
CGA's Twitter Senttiment Geographic Index (TSGI)
CGA’s has developed Twitter Sentiment Geographical Index (TSGI) dataset: A global high-frequency dataset for monitoring Subjective Well-Being
Satellite captured remote sensing and other imagery resources.
ESRI Business Analyst data, Demographic and Lifestyle Data, Esri Data and Maps for ArcGIS, and more.
Harvard Data Resources
Data housed in the Harvard Geospatial Library, Harvard Map Collection, Graduate School of Design, and various CGA platforms.
Public Data Resources
The CGA maintains a growing list of public data sources, most of them free.