Climate change adaptation aims to help countries deal with the impacts of climate change by addressing vulnerabilities. The article discusses how sustainable development principles can aid in climate change action, focusing on national and international levels. It highlights Nigeria and South Africa's commitment to adaptation and emphasizes the importance of good governance, climate finance, and effective land use governance. Integrating sustainable development into governance can increase resilience against climate change impacts. Coordinated action is needed, especially in land use governance and sustainable development, to ensure sustainable climate action, particularly in developing countries like Nigeria and South Africa.