SIRIUS North Africa tour 1991. Outflow from zinc extraction plant, Ghazaout, Algeria. The zinc is treated in sulphuric acid which is eventually discharged into the sea. The sea, land and atmosph 

SIRIUS North Africa tour 1991. Sampling seabed near zinc extraction plant outflow, Ghazaout, Algeria. The zinc is treated in sulphuric acid which is eventually discharged into the sea. 

SIRIUS North Africa tour 1991. Zinc extraction plant, Ghazaout, Algeria. The zinc is treated in sulphuric acid which is eventually discharged into the sea. The sea, land and atmosphere is pollute 

SIRIUS North Africa tour 1991. ASMIDAL phospho-gypsum fertilizer factory in Annaba, Algeria. 

NORTH AFRICA TOUR 91 

Bottlenose Dolphin Carcass in Algeria 

Sewage plant, Algiers, Algeria. This new German designed and constructed plant is the first stage in a program to tackle the city's sewage problem. 

Village in south central Algeria. 

Reforestation in Algeria.