1st session of the IDM 2021 25-27 May 2021, Zoom, 9:00-12:00 EST Background Since 2001, IDM has provided a multitude of stakeholders worldwide with a platform for timely debates on a full range of migration issues and their linkages with other policy domains. This year, the International Dialogue on Migration (IDM) will convene its 20 th edition on the topic of migration, the environment and climate change. Ten years later after the first IDM session dedicated to the emerging nexus between the migration, environment and climate change IOM is revisiting the topic at a time of increasing political urgency, and in view of the deep impacts of the COVID-19 global health crisis linking climate and migration to current and future development issues.