Explore the climatic impacts of the Siberian Traps magmatism during the Permian-Triassic transition in this 21-minute AGU conference talk. Delve into the methodology for testing causality between large igneous provinces and environmental changes. Learn about volatile budgets, thermal modeling, and acid deposition simulations. Examine the concept of a Permian CO2 ultra-greenhouse and its implications. Gain insights into the major questions surrounding this critical period in Earth's history and the ongoing research efforts to understand the complex interplay between magmatism and climate change.