Like other countries on the Sahelo-Saharan fringe, Mauritania is preparing to suffer the consequences of global warming. New periods of drought also affecting the Senegal River area, invasion of coastal areas by the sea are the two major threats. Faced with these upheavals, man is not without solutions, as the geographer and oceanographer Olivier Ruë attempts to demonstrate, scientific advisor to the Diawling Park in 2009 and to the Banc d'Arguin National Park between 2003 and 2009. Interview .
