Title: La vida de Ercal en El Cartucho
Subjects: Citizen participation, Civic leaders, Diaries, Ercal (Firm : Bogotá, Colombia), History, Recycle centers, Recycling (Waste, etc.), Social Marginality, Social action, Social conditions, Social reformers, Sources, Recycling centers, Ercal (Bogotá, Colombia)
Places: Bogotá, Bogotá (Colombia), Colombia, El Cartucho (Bogotá, Colombia)
People: Ernesto Calderón
Time periods: 20th century