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January 6, 2017

New Zealand Glacier Retreat will Impact Hydropower

  Map of the Waitaki Hydropower system, from Meridian and images of the system taken by Jill Pelto January 2017.   Hooker Glacier, Mueller, Murchison and Tasman Glacier drain into Lake Pukaki, where water level has been raised 9 m for hydropower purposes. Classen Glacier, Grey Glacier and Godley Glacier drain into Lake Tekapo. Lake Tekapo and Lake Pukaki are both utilized for hydropower. Water from Lake Tekapo is sent through a canal …


March 24, 2016

New Zealand Glacier Change Index

  Terminus of Tasman, Mueller and Hooker Glacier terminus in Mount Cook 1972 map, no lake present. Progalcial lakes forming in front of Tasman, Mueller and Hooker Glacier in 1990 above and 2015 Landsat images below.  Red arrows are the 1990 terminus and yellow arrows the 2015 terminus locations.   Overview The Southern Alps of New Zealand are host to over 3000 glaciers that owe their existence to high amounts …