A Mexican woman tries to shovel mud left by flood waters in Tulancingo, Hidalgo, Mexico in 1999
A Mexican woman tries to shovel mud left by flood waters in Tulancingo, Hidalgo, Mexico in 1999 Reforma / MCT
A Mexican woman tries to shovel mud left by flood waters in Tulancingo, Hidalgo, Mexico in 1999 Reforma / MCT

Mexico's leader warns of looming tragedy on climate

November 29, 2010 6:00 PM