00487nam a2200121   4500020001800000082002500018100002900043245014500072260004900217300004800266650001300314700003800327  a9789715849173  aFil. 574.5 A781 20101 aArsenio, Romulo Santiago1 aEcological crisis :bour responsibility ; let's amend our lives! /cRomulo Santiago Arsenio, PhD [and] Lourdes Monarca Valencia Arsenio, MA.  aQuezon City :bC&E Publishing, Inc.,cc2010.  axvi, 233 p. :bsome col. some ill. ; 22 cm.14aEcology.1 aArsenio, Lourdes Monarca Valencia