Face-to-face astronomy conference consumes 3,000 times more carbon dioxide than online conference

Leiden astronomers have published two articles on more sustainable astronomy in a special section of the journal Nature Astronomy. Among other things, they calculate that their online conference EAS 2020 consumed 3,000 times less carbon dioxide than the face-to-face edition a year earlier. They also show that the programming language Python, which is often used by astronomers, demands excessive electricity.

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