As regional donors are urged to give more, many say it is not just about plugging immediate gaps from the sudden pullout, but buying time for aid-reliant projects to diversify funding models, which have been "overdue for an overhaul".
Experts say the bonds will attract international investment in China’s green transition, bringing private funding and boosting international climate cooperation.
Loans to Africa have been driven by China’s policy banks in support for coal and hydropower, but a more diverse cast of creditors could steer support towards greener ventures.