It was once known as the food basket of Ngapuhi, but now Northland's biggest lake is a lurid green death zone where little survives the regular toxic blooms. Peter de Graaf reports.
It was once known as the food basket of Ngapuhi, but now Northland's biggest lake is a lurid green death zone where little survives the regular toxic blooms. Peter de Graaf reports.
ABC Australia
