James Renwick is a professor in the School of Geography, Environment and Earth Sciences, Victoria University of Wellington.
The declaration of a climate emergency tells the people of New Zealand, and the international community, that this is who we are and this is where we are going.
While New Zealand may continue to prosper from the tourist dollar for a decade or two yet, there is the very real prospect that the climate crisis will drive international tourism down.
James Renwick explains why he's investing prize money from a PM's science award into bringing artists and scientists together, and how you can be part of it.
Despite all the evidence of climate change and environmental degradation, and the clear need to take action, we just aren’t taking action, writes James Renwick
At last attitudes across the business sector appear to be seriously changing, writes climate scientist James Renwick
Climate change is not a partisan issue, and the need to take big steps to reduce emissions is urgent.
Pressure is mounting on the government to halt oil and gas exploration. If New Zealand can successfully wean itself off fossil fuels, we can only accelerate action in other countries, argues James Renwick
I would love for Doug Edmeades to be right, as I would sleep better at night, but the arguments he trots out have been debunked over and over again, writes climate scientist James Renwick
With the US secretary of state, Rex Tillerson, in New Zealand on Tuesday, Bill English and Paula Bennett have a chance to strongly condemn the dereliction of international leadership in quitting the Paris agreement - and to use the occasion to galvanise action here writes climate scientist James Renwick
It's easy to understand desperation in the face of climate change, but we need to channel all energy into urgent action, writes James Renwick.
