Here you can find the documentation from past editions.
1st International Ecosocialist Encounters – Switzerland (2014)
2nd International Ecosocialist Encounters – Spain (2015)
3rd International Ecosocialist Encounters – Basque Country (2016)
4th International Ecosocialist Encounters – Lisbon (2018)
5th International Ecosocialist Encounters – Lisbon (2022)
Unfortunately, some editions don’t have documentation on certain languages.