Un aperçu des excellents travaux de Richard Campanella sur la Nouvelle-Orléans
▻http://www.nola.com/homegarden/index.ssf/2015/02/shifting_doorframes_cracking_d.html#incart_river
New Orleans was once above sea level, but stormwater drainage has caused it to sink — with deadly consequences
@nolacampanella
#NOLA #Katrina #risque #hazard #subsidence #drainage #raingardenlandscaping