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2012 Thiess International Riverprize Finalists

2012 Thiess International Riverprize Finalists


 
Showcasing the achievements of the four 2012 Thiess International Riverprize Finalists… Prespa Lakes (Greece); Nushagak River (Alaska, USA); Okavango River (Angola, Botswana & Namibia) and Willamette River (Oregon, USA).