47 developing countries risk debt insolvency within five years if they invest in climate adaptation and sustainable development goals, according to a Boston University report.

Emerging nations face a record $400bn debt service this year, making climate spending a risk for insolvency, according to a report by Boston University's Debt Relief for Green and Inclusive Recovery Project. The report found that 47 developing countries would reach external debt insolvency thresholds within five years if they invest in climate adaptation and sustainable development goals. Climate spending may lead to default for these nations due to their current debt environment.