Lake Pukaki spilling turquoise glacier water that flows into Pukaki river

lake pukaki spill dam water flow ramp downward tracking river pukaki twizel canterbury turquoise glacier water pukaki river tracking shot scenic views nature photography southern alps new zealand adventure tourism natural beauty glaciers wilderness outdoor recreation ecotourism environment conservation climate change environmental impacts sustainable tourism geological features landscapes flora and fauna wildlife endangered species biodiversity ecosystems conservation areas protected areas world heritage sites hydroelectric power water resources river flow aquatic ecosystems alpine scenery