The 5th Luosuo River Science Education Forum was held online from December 7 to 8, 2021, with the theme “Education for Ecological Civilization: Post-2020 Biodiversity Education and Communication”. The Forum assembled stakeholders to discuss four aspects of the topic: biodiversity conservation with Chinese characteristics, biodiversity education theory, biodiversity education practice, and biodiversity communication innovation, to promote “global vision and local action” in mainstreaming biodiversity conservation.