In this discussion, Mark Hertsgaard, a journalist and climate advocate, and Paula DiPerna, a policy consultant and climate economist, delve into the crucial COP30 summit in Brazil despite the U.S. absence. They explore how global investment in clean technologies is evolving, driven by affordable solar innovations. The duo examines whether progress can continue without U.S. participation, highlighting the importance of local leadership. With insights on climate challenges and the intricate nature of policy implementation, they emphasize the urgency of collective action.