The 'Impossible Heat' Era: El Niño 2026 and the 1.5°C Breach

The confirmed emergence of a potentially record-breaking El Niño in mid-2026, superimposed on the hottest 11-year period, creates a systemic 'impossible heat' scenario threatening permanent breach of the 1.5°C warming threshold. This convergence marks a transition from gradual climate risk to acute, compounding instability, rendering historical adaptation strategies obsolete.