Planetary Ecology

Ian Mason and Robert McLachlan Climate change was a small but perceptible part of the recent election. On climate change, Labour pointed proudly to their record of legislating for net zero emissions by 2050 (nicknamed the ‘Zero Carbon Act’), establishing a Climate Change Commission to set carbon budgets and advise the government, and for strengthening the Emissions Trading Scheme by … Read More

Robert McLachlan, Massey University New Zealanders are polarised on climate change policy, according to a recent Stuff/Massey University survey of 55,000 readers. This puts the two major political parties in a difficult position as they seek options that are credible yet appealing to voters. Just 30% of Labour voters and 22% of National voters think the country is “more … Read More

Qantas Airlines’ 7-hour “flight to nowhere”, that sold out in 10 minutes with prices from A$787 to A$3787, seemed like a sick joke to climate advocates. Apart from the waste of fuel and the pointless emissions, passengers would be able to see first-hand, from a plane just like those that carried coronavirus around the world so effectively, the sweeping devastation … Read More

James Renwick is Professor of Physical Geography at Victoria University of Wellington. He studied at Canterbury and the University of Washington and has worked on diverse aspects of climate science, including global atmospheric circulation and Antarctic sea ice. In December 2019 he was appointed to the New Zealand Climate Change Commission, which will recommend carbon budgets and mitigation strategies to … Read More

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If you’re here, you probably know that the climate crisis is upon us, that it’s getting steadily worse, and that attempts to address it haven’t worked yet. People are still driving and even advertising SUVs with impunity, and oil companies are exploring like crazy, even in New Zealand. Politically, socially, economically, it’s a challenging problem. In Social tipping dynamics … Read More

Yes. Reducing the number of cars in your household, or switching from petrol/diesel to electric, will dramatically reduce your greenhouse gas emissions. It’s one of the easiest and highest-impact climate steps you can take. New Zealand is being flooded with cars The New Zealand vehicle fleet is increasing rapidly. In the five years 2012-2017,  1,420,000 vehicles were imported and 660,000 … Read More

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A short update on wind power in New Zealand, where there has been a string of positive announcements since I discussed the Turitea wind farm in May: On 22 May, Genesis committed to buy all the electricity from Tilt Renewables proposed 133 MW Waipipi wind farm at Waverley, south Taranaki, which allowed the project to go ahead. Read More

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On 27 September, Greta Thunberg addressed a crowd of 500,000 at the School Strike for Climate in Montreal, saying: “You are a nation that is allegedly a climate leader. And Sweden is also a nation that is allegedly a climate leader. And in both cases, it means absolutely nothing. Because in both cases, it’s just empty words. And the politics … Read More

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A lot has happened since the UN’s report on 1.5ºC was released in October 2018. New Zealand’s Zero Carbon Bill has passed, and enshrines the 1.5ºC goal in law. The UK and France have also legally strengthened their targets to Net Zero 2050. The School Strike For Climate and Extinction Rebellion have become household names. But progress on the ground … Read More

Two years into New Zealand’s Labour-led government, the long-delayed Zero Carbon Bill became law on 7 November. Passed essentially unanimously, the lengthy public debates and political manoeuvring faded away until the final passage was even anticlimactic: Flipping through the @nzstuff @DomPost I was starting to wonder if I’d dreamt the whole #zerocarbonbill thing. Page 15?? … Read More