Yuval Noah Harari | "Humanity Has the Power to Prevent Catastrophic Climate Change. If We Invest 2% of Global GDP, We Can Prevent Catastrophic Climate Change."
Carbon Tax | "What Is the Cost of Preventing Catastrophic Climate Change? The Best Estimates We Have...2% or 5% of Global GDP." - Yuval Noah Harari + "My Top Recommendation Would Be, Just Add a Carbon Tax." - Elon Musk