Tagged: migration

As Arctic sea ice shrinks, new research shows how much energy polar bears use to find food - Guest Work

Guest Author Feb 07, 2018

Anthony Pagano, University of California, Santa Cruz This article was originally published on The Conversation. Read the original article. Polar bears live in a remote and inhospitable environment far from most human settlements. For most biologists, opportunities to observe these animals are fleeting. In fact, scientists’ main resources for understanding basic behaviors of polar bears on … Read More

How palaeolithic humans shaped the modern genome - News

Jean Balchin Jan 31, 2018

When we think about our ancestry, we think about our grandmothers and grandfathers – and, if we have photo albums nearby, or a family member interested in genealogy, we might know a bit more about our great-grandmothers, great-grandfathers, and so on. I remember traveling around Scotland a few years ago, and chancing upon a small churchyard. Every second gravestone, most … Read More

New Zealanders’ population choices - The Dismal Science

Michael Reddell May 20, 2017

The other day Statistics New Zealand released the annual data on New Zealand birth rates.  There was some coverage of the continuing drop in teen birth rates (it was what SNZ highlighted), but the chart that caught my eye was this one.     I’d been under the impression that New Zealand’s birth rate was at, or just … Read More

How far they’ll go: Moana shows the power of Polynesian celestial navigation - Guest Work

Guest Author Feb 16, 2017

By Duane W. Hamacher, Monash University and Carla Bento Guedes, UNSW One of the greatest feats of human migration in history was the colonisation of the vast Pacific Ocean by Polynesian peoples. They achieved it thanks to their sophisticated knowledge of positional astronomy and celestial navigation. The Disney film Moana has drawn attention to … Read More

What wind, currents and geography tell us about how people first settled Oceania - Guest Work

Guest Author Oct 27, 2016

By Alvaro Montenegro, The Ohio State University Just look at a map of Remote Oceania – the region of the Pacific that contains Hawaii, New Zealand, Samoa, French Polynesia and Micronesia – and it’s hard not to wonder how people originally settled on these islands. They’re mostly small and located many hundreds to thousands of kilometers away from any … Read More

How has our population grown? - The Dismal Science

Michael Reddell May 31, 2016

New Zealand’s population is estimated to have risen by 11.8 per cent in the last decade (much of it in the last three years). The starting point for that estimate is reasonably well-anchored: I used the population numbers for the March quarter of 2006, and the 2006 Census happened in that month. The end-point (March 2016) is only a Statistics … Read More

Kiribatian households mull climate migration - Guest Work

Guest Author Dec 04, 2015

Andrew Geddes, University of Sheffield The Paris climate summit has come too late for Ioane Teitiota from the Pacific island nation of Kiribati, who made history when his case for asylum in New Zealand was rejected in September. His claim for protection was based on the effects of climate change. Kiribati president Anote Tong has argued … Read More

Humpback whales spotted in record numbers - News

Erica Mather Jul 17, 2015

Delighted researchers and volunteers counted a record 137 whales during the Cook Strait Whale Survey completed this week.  This is the highest tally since the survey began in 2004 and suggests that their numbers are increasing in New Zealand waters. The annual four-week survey, run by DOC research in partnership with oil and gas company OMV New Zealand, is timed … Read More

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