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Updated: Sep 28, 2025

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Swabbing the Urban Environment - A Pipeline for Sampling and Detection of SARS-CoV-2 From Environmental Reservoirs
Published on: April 9, 2021
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Building an Open Resources Repository for COVID-19 Research
Tao Hu1, Weihe Wendy Guan1, Xinyan Zhu2,3
1Center for Geographic Analysis, Harvard University, Cambridge, MA, USA.
Summary
This study created a comprehensive COVID-19 data archive, integrating diverse datasets for research. Preliminary analysis revealed distinct spatial transmission patterns in China, Italy, and the US.
Area of Science:
- Epidemiology
- Data Science
- Geographic Information Systems (GIS)
Background:
- The COVID-19 pandemic necessitates urgent research into its transmissibility, spread, risk factors, and economic effects.
- Reliable data archiving and sharing are crucial for accelerating innovative research efforts against COVID-19.
Purpose of the Study:
- To establish a collaborative and innovative archive of diverse COVID-19-related data resources.
- To process and integrate heterogeneous datasets using GIS for comparability.
- To make all open data permanently accessible via the Harvard Dataverse.
Main Methods:
- Collected diverse data: daily cases, social media, mobility, health facilities, climate, socioeconomic data, research articles, policy, and news.
- Utilized Geographic Information System (GIS) base maps for data processing and integration.
- Published open data to Harvard Dataverse, assigning permanent Digital Object Identifiers (DOIs).
Main Results:
- A comprehensive, integrated COVID-19 dataset was created and made publicly available.
- Preliminary studies using the dataset demonstrated varying spatial transmission patterns across mainland China, Italy, and the United States.
- The data archive facilitates comparative analysis of the pandemic's geographic spread.
Conclusions:
- The established data archive is a valuable resource for COVID-19 research.
- The integration of diverse datasets enhances the understanding of pandemic dynamics.
- Comparative spatial analysis highlights regional differences in COVID-19 transmission.
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