Assessing the long-term effects of the Sahel drought on ponds and semi-arid hydrology.

Laetitia Gal1, Manuela Grippa2, Laurent Kergoat2, Pierre Hiernaux2, Christophe Peugeot3 and Eric Mougin2, (1)CNRS, Paris Cedex 16, France, (2)GET Géosciences Environnement Toulouse, Toulouse, France, (3)IRD Hydrosciences, Montpellier, France