Valle del Cauca, SW Colombia
A. Guacarí
Ana
erobic pond
Sludge drying beds & secondary facultative pond
B. Ginebra
Anaerobic pond
Aerial view showing anaerobic & secondary faculative ponds
The effluent is used to irrigate sugar cane
Top three photographs © Duncan Mara, 2003
Bottom photograph courtesy of Insituto Cinara, Universidad del Valle, Cali
More WSP photos:
Dandora, Nairobi
Samambaia, DF, Brazil
Back to WSP