Tagged: methane

New Zealand’s zero carbon bill: much ado about methane - Guest Work

Guest Author Jul 14, 2018

Robert McLachlan, Massey University New Zealand could become the first country in the world to put a price on greenhouse gas emissions from agriculture. Leading up to the 2017 election, the now Prime Minister Jacinda Ardern famously described climate change as “my generation’s nuclear-free moment”. The promised zero carbon bill is now underway, but in an unusual … Read More

Why methane should be treated differently compared to long-lived greenhouse gases - Guest Work

Guest Author Jun 13, 2018

Dave Frame, Victoria University of Wellington; Adrian Henry Macey, Victoria University of Wellington, and Myles Allen, University of Oxford New research provides a way out of a longstanding quandary in climate policy: how best to account for the warming effects of greenhouse gases that have different atmospheric lifetimes. Carbon dioxide is a long-lived … Read More

Antarctic ice reveals that fossil fuel extraction leaks more methane than thought - Guest Work

Guest Author Aug 24, 2017

By Hinrich Schaefer, National Institute of Water and Atmospheric The fossil fuel industry is a larger contributor to atmospheric methane levels than previously thought, according to our research which shows that natural seepage of this potent greenhouse gas from oil and gas reservoirs is more modest than had been assumed. In our research, published in Nature today, … Read More

Size Matters: the challenge of being a green consumer - Chthonic Wildlife Ramblings

Brendan Moyle Jul 26, 2017

The one thing that has really changed in the last century is the size and scale of human effects on the environment.   This isn’t to say we didn’t have impacts before. As humans spread over this globe, many vertebrate species became extinct. Whether it’s the giant mammoths or giant moas, humans alter the world around them.  What … Read More

No silver bullet for agricultural emissions, says Environment Commissioner - News

John Kerr Oct 19, 2016

New Zealanders need to work together to tackle the “complex problem of the biological greenhouse gases from agriculture,” warns the Parliamentary Commissioner for the Environment in a new report.  The report Climate change and agriculture: Understanding the biological greenhouse gases, released today, aims to tease out various issues in the fraught area of biological emissions and signpost solutions. “In a way, my report … Read More

Seaweed could hold the key to cutting methane emissions from cow burps - Guest Work

Guest Author Oct 17, 2016

By Michael Battaglia, CSIRO When Canadian farmer Joe Dorgan noticed about 11 years ago that cattle in a paddock by the sea were more productive than his other cows, he didn’t just rediscover an Ancient Greek and Icelandic practice. While the Ancient Greeks didn’t have to contend with global warming, it turns out that this practice could … Read More

Milk cow blues: dirty dairy costs NZ dear, but methane cuts might work - Hot Topic

Gareth Renowden Apr 30, 2015

There’s good news and bad news for New Zealand’s dairy industry this week. On the one hand, research has found a number of compounds that can cut methane emissions from ruminants (cows and sheep) by up to 90% by reducing populations of the bacteria that produce the gas. On the other hand, research into the […] … Read More

Arctic sea ice time bomb ticking: the bang’s gonna be huge - Hot Topic

Gareth Renowden Jul 24, 2013

Reading this press release about a new paper in Palaeogeography, Palaeoclimatology, Palaeoecology spoiled my day. It might not be obvious to a casual reader just glancing through the morning news — but a couple of paragraphs leapt out at me: Atmospheric carbon dioxide concentrations recently reached 400 parts per million for the first time since […] … Read More