The virtual conferencing that has replaced large, in-person gatherings in the age of COVID-19 represents a drastic reduction in carbon emissions, but those online meetings still come with their own environmental costs, new research from the University of Michigan shows.
The research offers a framework for analyzing and tallying the carbon emissions of an online conference based on factors that include everything from energy used by servers and monitors to the resources used to manufacture and distribute the computers involved.
It also includes a case study showing that a May 2020 virtual conference held by the AirMiners carbon removal networking community produced 66 times less greenhouse gas emissions that an in-person gathering in San Francisco would have.
And it highlights steps that online meeting hosts and attendees can take to further reduce associated emissions.
Read more: University of Michigan