Tagged: modelling

What’s the right Covid-19 risk to live with – an Australian perspective - Public Health Expert

Public Health Expert Jul 14, 2021

Blog syndicated with permission from “The Pursuit” at Melbourne University, Australia By Professor Tony Blakely, Dr Tim Wilson and Associate Professor Vijaya Sundararajan, University of Melbourne As Australia looks toward opening its international borders, new virus modelling provides scenarios that can help us decide what’s the right risk to tolerate. As Australia inches up its vaccine rollout, … Read More

Charting our way back to normal - Public Health Expert

Public Health Expert Apr 08, 2021

By Professor Tony Blakely, Dr Tim Wilson, Luke Thorburn and Professor Nathan Grills, University of Melbourne A new web tool, COVID-19 Pandemic Trade-offs, allows people to weigh the costs and benefits of different policy responses as Australia rolls out vaccines and considers opening borders. See here for an associated explanatory video. Article reproduced with permission from Pursuit  The … Read More

Modelling COVID-19 in New Zealand - COVID-19

Guest Author Apr 15, 2020

Professor Alexei Drummond and Dr David Welch A mathematical model attempts to describe a system in terms of the elements that make up the system, their states and the interactions between these elements. The detail of the model is chosen to allow certain behaviours of the system to be well-understood without being bogged down by unnecessary details. Mathematical … Read More

Take a walk on the polluted side: air pollutant exposure on busy roads - Infrequently Asked Questions

Lynley Hargreaves Sep 01, 2017

Originally posted on Royal Society Te Apārangi’s Past and Future series where, as part of 150th anniversary celebrations, early career researchers are invited to share discoveries in their fields from days gone by or give us a glimpse into where their research may take us in the future. By Dr Lena Francesca Weissert, Research Fellow in Chemical Sciences at University … Read More

Using models to understand and protect our braided rivers - Waiology

Waiology Jun 23, 2014

By Murray Hicks Braided rivers, defined by networks of channels that are forever changing and shifting, are iconic features of the New Zealand landscape. Their existence depends on abundant supplies of gravelly sediment and frequent disturbance by floods and freshes. They also support unique communities of in-stream and terrestrial organisms (fish and birds) that have adapted to this dynamic physical … Read More

Un-muddying the waters: Series conclusion - Waiology

Waiology Dec 20, 2013

By Daniel Collins After 10 weeks and 26 articles, Waiology’s series on water quality draws to a close. We have heard from 26 different contributors from 10 different organisations. Articles spanned topics from states and trends in observational data to diverse management solutions. There were some glaring omissions, for which I apologise, but not all requests translated into articles … Read More

How much dairying is too much in terms of water quality? - Waiology

Waiology Dec 17, 2013

By Daniel Collins On 21 November the Parliamentary Commissioner for the Environment, Jan Wright, released her second report on water quality. It warned that business-as-usual dairy expansion by 2020 would leave our lakes and rivers more degraded than they are now, even with improved mitigation. I’d now like to re-cap what the report concluded, how it got there, … Read More

Managing nitrogen in the Lake Taupo catchment - Waiology

Waiology Nov 13, 2013

By Bill Vant and Jon Palmer More than 10 years ago, the Waikato Regional Council became concerned about the effects of increasing catchment loads of nitrogen on the water quality of Lake Taupo. Calculations showed that most (>90%) of the manageable nitrogen entering the lake came from areas of pasture in the catchment. A variation to the Waikato Regional … Read More

Map: Projected effects of climate change on New Zealand freshwaters - Waiology

Waiology Nov 27, 2012

By Daniel Collins Maps are helpful tools in communicating and understanding the potential implications of climate change. We have national maps of projected changes in temperature that show faster warming in the north, and in precipitation that show more rain in the south and west and less in the north and east. We also have national maps of … Read More

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