Climate change Leila Ramsay ” EL WELY, AFRICA, ASSOCIATION FOR PARTICIPATORY OASIS MANAGEMENT, CHING, CHINGUETTI, CLIMATE CHANGE, EL WELY, HERITAGE PRESERVATION, ISLAM, KIDNAPPING, MAURITANIA, MEL, MELAININE MED EL WELY, SAHARA, SOCIETY, WEST AFRICA, WORLD BANK Desert Encroachment Threatens Chinguetti’s Cultural Heritage