West African home owners soon to offer ‘Nubian vault’ climate credits Nubian Vaults, made of mud, stones and water, offer affordable, eco-friendly housing in West Africa. French organisation, Association la Voûte Nubienne (AVN), has built over 7,000 Nubian Vaults and aims to certify carbon credits, incentivising more sustainable housing and positively impacting both the climate and livelihoods in the Sahel. This story is part of a series celebrating the locally-led solutions supported by the UNDP implemented - Adaptation Fund Climate Innovation Accelerator programme.