Overview

• The ninth Austrian World Summit drew about 1,500 attendees to Vienna’s Hofburg, featuring virtual and in-person appearances by António Guterres, Wopke Hoekstra, Tony Blair and other global figures.
• Schwarzenegger urged activists to stop complaining and highlighted local initiatives—from electric buses to rooftop solar—as essential contributions to climate progress.
• Vienna’s buses and trains broadcast Schwarzenegger’s voice at 6 a.m., thanking passengers for choosing sustainable transport and framing them as environmental champions.
• The BossHoss premiered their climate-themed single “I’ll Be Back,” featuring Schwarzenegger’s iconic line, with all streaming revenue pledged to the Schwarzenegger Climate Initiative.
• Austrian Chancellor Christian Stocker and President Alexander Van der Bellen commended the summit for emphasizing positive, community-driven climate solutions.