COVID-19 Spatial and Temporal Distribution

Flashcards covering the spatial and temporal distribution of COVID-19.

Spatial Distribution

The arrangement of geographical phenomena or activities across the Earth's surface.

Temporal Distribution

The distribution of geographical phenomena over time.

COVID-19 Origin

First detected in Wuhan, China.

Global Pandemic Declaration

World Health Organization declared COVID-19 a global pandemic on March 11th, 2020.

First Countries Affected

Thailand and Japan were the second and third countries to have cases of COVID-19.

COVID-19 Cases by April 2025

More than 777 million reported cases of COVID-19 since 2019.

Countries with Highest Reported Cases

United States (103 million reported cases) and China (more than 99 million cases).

Countries Least Affected

Several Pacific Island Nations have recorded only 1 death from COVID-19, including Tuvalu and Nauru.

Temporal Spread - January 2020

Majority of infected countries were in Asia.

Temporal Spread - Mid-March

Every European country had at least one confirmed case.

Temporal Spread - End of March

All North American countries had confirmed cases.

Temporal Spread - April

All of South America was affected after a case in Brazil.

Temporal Spread - May

All of Africa had been affected.

Omicron Variant Peak

In January 2023, the number of cases reported reached approximately 32 million, with the Omicron variant becoming the most reported strain.