The systemic and uncertain risks facing the world today can have cascading impacts across systems and sectors. To better understand and respond to these risks, an integrated perspective that incorporates the inherently complex nature of climate-related hazards, vulnerability, exposure and impacts is needed. This insight is at the centre of a new briefing note co-authored by IASS research group leader Pia-Johanna Schweizer and published by the International Science Council, the United Nations Office for Disaster Risk Reduction and the Risk Knowledge Action Network.