A team at Climathon 2019 is looking for any information about certification schemes for sustainable/eco-friendly events that have been the subject of research, data analysis or open data publication. I’m quite interested in the topic of events and their metadata, but don’t have too much experience in this particular context.
If you have any ideas, please add them to the thread. Here are a couple of leads that I have discovered:
The first link from Austria is a good example for a potential data source. There are plenty of websites listing events on eco-topics - and one could well imagine them going to some effort to illustrate this aspect - though I could not yet find any classifying general events on criteria like ISO 20121 - Sustainable events.
There are additional waypoints in research papers on the topic of environmental impacts and certification: