claim: The report suggests significantly smaller overall  ice-mass losses than previous estimates.
evidence: There has been significant and ongoing ice volume losses on the largest New Zealand glaciers, including the Tasman, Ivory, Classen, Mueller, Maud, Hooker, Grey, Godley, Ramsay, Murchison, Therma, Volta and Douglas Glaciers.
category: Retreat of glaciers since 1850