Tagged: Pukaki

Bad news but great pictures: dating NZ’s shrinking glaciers shows strong link between ice loss and CO2 increases - Hot Topic

Gareth Renowden Sep 13, 2012

Here’s a superb video from the Department of Education at the American Museum of Natural History, showing how NZ and US scientists are examining the precise timing of glacier advances and retreats in the Mackenzie country around Lake Pukaki using surface exposure dating. Like all good geologists they use big hammers and small explosives to [...] … Read More