New findings show natural hazards such as SCS and wildfire are reshaping global loss patterns and intensifying need for both physical and financial resilience DUBLIN, Jan. 20, 2026 /PRNewswire/ -- Aon plc (NYSE: AON), a leading global professional services firm, today launched its annual Climate and Catastrophe Insight report, revealing that severe convective storms (SCS) have surpassed tropical cyclones to become the costliest insured peril of the 21st century. The report shows how increasingly common, hig ...