Emeritus Professor Ralph Cooney ONZM, FRSNZ

The most common question posed by the public about the Covid pandemic is this: when and how will it end? An increasing number of international...

The climate crisis is like a global rugby game in which all the players (emitters) must contribute. The critical role of Government in this existential...

Vaccination is the only method that can lead to containment and eradication of the Covid-19 virus. However, an important new question now arises as the...

The prestigious international journal Nature recently reported on the deep and pervasive levels of anxiety about climate change among young people. The data reflecting this...

According to a recent poll, two thirds of Kiwis believe that the best way out of Covid-19 is the continuing pursuit of the 90 per...

The Delta variant of Covid-19 is by far the most contagious and dangerous genetic form to appear so far. This variant has been detected over...

There are four main pathways for dealing with plastic waste: landfill, composting, incineration and recycling. Landfill alienates land and water. Composting, while useful, may contribute...

About 40 years ago, I first encountered the term “hydrogen economy” while preparing a talk for a group of environmentally aware farmers. Now the term...

Perhaps the greatest current pandemic risk to New Zealand arises from a growing complacency that  we have suppressed Covid 19 and therefore have defeated the...

It is clear that the Covid-19 pandemic currently sweeping the world will be an event comparable to the great Spanish Flu pandemic of 1918. To...