The Austrian World Summit is a climate conference which takes places annually in Vienna since 2017. It aims at connecting stakeholders from politics, civil society and business to create a broad alliance for climate protection. It is organised by the Schwarzenegger Climate Initiative and took place at the Hofburg palace and the Spanish Riding School in the past. Arnold Schwarzenegger was the initiator of the conference and he organises it together with Monika Langthaler.  Wilkipedia