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Tonga2025-09en

Tonga’s Third Nationally Determined Contributions (NDC)

Summary

Tonga faces an existential threat from climate change, with rising sea levels and intensifying cyclones impacting its development and livelihoods. In response, Tonga's Third Nationally Determined Contribution (NDC) outlines an ambitious plan to enhance climate action across mitigation, adaptation, and loss & damage. This includes targets such as achieving 70% renewable electricity by 2030 and 100% by 2035, alongside expanded efforts in coastal protection, sustainable agriculture, and disaster risk management, with an estimated investment need of USD 1,775 million.

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