Guest Work

Did we used to have two sleeps rather than one? Should we again?

Guest Work Feb 09, 2017

By Melinda Jackson, RMIT University and Siobhan Banks, University of South Australia Around a third of the population have trouble sleeping, including difficulties maintaining sleep throughout the night. While night time awakenings are distressing for most sufferers, there is some evidence from our recent past that suggests this period of wakefulness occurring between two separate sleep … Read More

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Meet El Niño’s cranky uncle that could send global warming into hyperdrive

Guest Work Feb 07, 2017

By Ben Henley, University of Melbourne; Andrew King, University of Melbourne; Chris Folland, Met Office Hadley Centre; David Karoly, University of Melbourne; Jaci Brown, CSIRO, and Mandy Freund, University of Melbourne You’ve probably heard about El Niño, the climate system that brings dry and often hotter weather … Read More

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The challenge and importance of predicting sea-level rise

Guest Work Feb 06, 2017

By Prof Tim Naish, Director of the Antarctic Research Centre, Victoria University Wellington By the end of the century it is predicted that rising sea-level will directly impact more than 200 million people around the world. The damage to property and infrastructure, groundwater, and the prospect of widespread displacement of people will indirectly affect every one of us on this … Read More

Maybe moderate drinking isn’t so good for you after all

Guest Work Feb 04, 2017

By Andy Towers, Massey University We generally assume moderate drinking (two standard drinks per day) is good for our health. This idea comes from studies over the past three decades showing moderate drinkers are healthier and less likely to die prematurely than those who drink more, less, or don’t drink at all. I would be glad if this … Read More

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Is a vegetarian diet really more environmentally friendly than eating meat?

Guest Work Jan 30, 2017

By Wayne Martindale, Sheffield Hallam University Beef from Brazil, avocados from Mexico, lamb from New Zealand, wines from South Africa and green beans from Kenya – food shopping lists have a distinctly international flavour. And with many questioning the sustainability of importing so much food from so far away, we are beginning to ask if switching to a … Read More

Better nutrition for mental health – food for thought

Guest Work Jan 29, 2017

By Prof Julia Rucklidge, Professor of Clinical Psychology, University of Canterbury. Mental illness affects one in five New Zealanders and, despite the wide availability of solid empirically supported therapies, these statistics are not getting any better. We appear to have reached an impasse improving outcomes, despite improvements in other areas of medicine. We need to explore new avenues. Read More

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Forest health in a changing climate

Guest Work Jan 27, 2017

By Dr Cate Macinnis-Ng, Senior Lecturer and Rutherford Discovery Fellow, School of Biological Sciences, University of Auckland There’s still so much to learn about forests ecosystems, especially threatening processes in a changing world. We know forests are essential for human health and well-being. They supply food and building materials for people across the globe and forests also store carbon, regulate … Read More

Demographic disruption in New Zealand

Guest Work Jan 25, 2017

By Distinguished Professor Paul Spoonley, Pro Vice-Chancellor of the College of Humanities and Social Sciences, Massey University. This second decade of the 21st century is proving to be one of the most transformative globally and locally, especially in terms of demographic change. The consequences for the ageing of societies from the pipeline effects of the baby boom in the … Read More

Murky waters: why is Japan still whaling in the Southern Ocean?

Guest Work Jan 23, 2017

By Indi Hodgson-Johnston, University of Tasmania Photographs allegedly showing Japanese whaling operations in the Southern Ocean emerged this week. Coinciding with Japanese Prime Minister Shinzo Abe’s visit to Australia, critics have called for greater action from the Australian government on the issue. Japan has stated that, despite various resolutions at the International Whaling Commission and criticism … Read More

Photos: Creatures reveal true colours up close

Guest Work Jan 23, 2017

From a tiny caddsifly to a frolicking dusky dolohin, NIWA staff have captured some beautiful images of insects, birds, fish – and a particularly handsome frog. These up close and personal images have required enormous patience, great skills and a little bit of luck to pull off. They have all been taken by NIWA scientists and staff in the course … Read More

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