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Thailand’s Climate Finance Landscape: Bridging the Gap to Net Zero

Thailand’s Climate Finance Landscape: Bridging the Gap to Net Zero Download (1.07 MB)

Publication Type:

Brief

Publisher:

Asian Development Bank (ADB)

Publication:

August 2025


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This brief explores how climate finance in Thailand can be scaled up to meet the country’s net-zero targets.

Thailand has pledged to reduce greenhouse gas emissions by 33% unconditionally—and up to 40% with international support—by 2030. It seeks to achieve carbon neutrality by 2050 and net-zero emissions by 2065.

While Thailand’s climate finance landscape has made meaningful progress over the past 6 years, with mitigation-related investments totaling 1.6 trillion baht ($47 billion) from 2018 to 2024, adaptation accounted for less than 1% of climate finance, which remains concentrated, fragmented, and insufficient to meet the country’s targets. 

Meeting these targets will require a substantial scale-up in finance. From 2018 to 2024, average annual nationally determined contribution (NDC)-related investment stood at $8 billion. From 2030 onward, the country will need to mobilize at least $21 billion yearly to stay on track.

This brief explores how climate finance in Thailand can be scaled up to meet the country’s net-zero targets. It explores financing gaps, current flows, and key reforms to unlock investments in underfunded sectors.

Contents

  • Introduction
  • Climate Finance Flows in Thailand
  • Financing Gap
  • Recommendations
  • Conclusion