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How strong can a hurricane get in a warming world?

Abatify Summary

Nature & Climate Perspective

**The escalation of hurricane intensity to 224 mph threatens the structural permanence of coastal and terrestrial carbon sinks, directly jeopardizing LULUCF project integrity. **

  • Increased storm surge and wind speeds pose catastrophic risks to Blue Carbon ecosystems, particularly mangroves and seagrasses, which are critical for coastal sequestration.
  • Extreme weather events trigger significant carbon reversal risks in nature-based projects, potentially releasing decades of stored CO2 back into the atmosphere in a single event.
  • Habitat destruction from high-velocity winds reduces regional biodiversity, undermining the 'High Integrity' co-benefit claims required for premium credit pricing.

Market & Policy Outlook

**Rising climate volatility necessitates a fundamental recalibration of ICVCM Core Carbon Principles (CCPs) regarding permanence and buffer pool adequacy. **

  • The ICVCM 'Permanence' requirement will likely mandate larger buffer pool allocations for projects in hurricane-prone zones, reducing the immediate volume of tradable credits.
  • Physical climate risk to Scope 3 supply chains in the Gulf and Caribbean may drive corporate shifts toward Technical Removals to ensure SBTi compliance amidst increasing NDCs uncertainty.
  • Market liquidity for Article 6.4 units may bifurcate, with a 'risk-premium' discount applied to nature-based assets located in high-intensity climate corridors.
In the Gulf of Mexico and western Caribbean, hurricanes with 224 mph (100 m/s) winds are possible. Warming the oceans will increase this maximum potential intensity, with potentially devastating effects.

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