83-13469 - Excessive water hyacinth growth & fish cage farms on this large lake that suffers from pollutants, climate change heating & reduced oxygen. Lake Tondano, Minahasa, North Sulawesi, Indonesia
83-13470 - Excessive water hyacinth growth & fish cage farms on this large lake that suffers from pollutants, climate change heating & reduced oxygen. Lake Tondano, Minahasa, North Sulawesi, Indonesia
83-13468 - Excessive water hyacinth growth & fish cage farms on this large lake that suffers from pollutants, climate change heating & reduced oxygen. Lake Tondano, Minahasa, North Sulawesi, Indonesia