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Articles on Climate change

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Tasman Lake, which is fed by melt water from the retreating Tasman Glacier, photographed in March this year. Trevor Chinn

New Zealand’s Southern Alps have lost a third of their ice

A third of the permanent snow and ice of New Zealand’s Southern Alps has now disappeared, according to our new research based on National Institute of Water and Atmospheric Research aerial surveys. Since…
The polar vortex played havoc with Niagara Falls (and much of the rest of North America too). EPA/Rick Warne

The ‘pre-Holocene’ climate is returning – and it won’t be fun

A string of events earlier this year provided a sobering snapshot of a global climate system out of whack. Europe suffered devastating floods, Britain’s coastline was mauled, and the polar vortex cast…
Bill Shorten has reaffirmed Labor’s commitment to action on climate change. AAP/Lukas Coch

Shorten urges climate issues be a priority at G20

Opposition leader Bill Shorten has taken his battle with prime minister Tony Abbott over climate policy to an international stage, saying the issue should be a priority for the G20 leaders’ meeting in…
Cattle comes at a high cost, with or without a rosette. Andrew Milligan/PA

The true cost of cattle is much, much higher than you imagine

That eating beef is environmentally costly is by now widely appreciated. But little has been done to curtail the amount of cattle farmed for meat consumption. To try and address this, my colleagues and…
The monsoon can dampen spirits, whether it rains too much or not enough. Arvind Jain

India is missing its monsoon, and El Niño could be the culprit

With each monsoon season India waits with bated breath for forecasts from the India Meteorological Department and other international forecasting agencies. This year’s forecast suggested a weakened monsoon…
Journalists inside the budget lock up scrambling to file multiple stories, often across a wide range of topics, while meeting tight time and space constraints. Lukas Coch/AAP

Hard news: the carbon tax shows up cracks in media reporting

Apocalyptic claims and counter-claims have typified the climate change policy debate in Australia, leaving the public confused and mistrustful. Often, the news media hasn’t always helped clear up that…
A tourist train from Sheringham to Holt steams past an offshore wind farm, one of many that have sprung up along the UK coast. Gerry Balding/Flickr

UK shows how Australia can cut emissions without a carbon tax

Australia’s carbon price has gone – but a UK review released this week shows that to lay the foundations for a low-carbon economy, pricing carbon is far from the whole story. Over recent months, as Australia’s…
High-emission brown coal power generators including Hazelwood are set to be among the short-term winners from the carbon tax repeal. AAP Image/David Crosling

Who gains most from axing the carbon tax – and at what cost?

When the carbon tax was introduced, there was a lot of discussion about winners and losers. The Labor government limited the number of businesses that had to pay the tax, while it also gave carbon tax…
The B20 and G20 agendas are both focused on economic growth, but Prime Minister Tony Abbott wants to avoid linking climate policy to the agenda. Aman Sharma/AAP

Abbott stands alone on climate policy and economic growth

In a speech delivered at ANU in April last year, then shadow environment minister Greg Hunt looked toward Australia’s host role for the G20 during 2014. Regarding climate policy he said Australia should…
Third time lucky: after a deal between Clive Palmer (right) and his Senate PUPs with the government, the carbon tax has finally been repealed. Alan Porritt/AAP

Carbon tax axed: how it affects you, Australia and our emissions

UPDATED THURSDAY 17 JULY, 11:20am: Australia’s “carbon tax” has been axed – so what does it mean for you and for Australia? We asked Conversation readers to tell us on Facebook and Twitter what questions…
Left home for a vacation, and came back to this. ghwpix

The ‘plant that ate the South’ makes soil puke carbon

A plant called “the scourge of the South” has a new strike against it. Recent research shows that the impact of the invasive species in question, kudzu, is more troublesome than had been previously thought…
Melt pond on the Greenland ice sheet. NASA / Michael Studinger

What climate tipping points should we be looking out for?

The concept of a “tipping point” – a threshold beyond which a system shifts to a new state – is becoming a familiar one in discussions of the climate. Examples of tipping points are everywhere: a glass…
Ross Garnaut says Australia is becoming a drag on the international climate effort. Joe Castro/AAPIMAGE

Ross Garnaut Q&A: “There is no doubt Australia is out of step”

Ross Garnaut was the architect of the Labor government’s carbon pricing scheme, which looks likely to be scrapped this week despite last week’s brinkmanship in the Senate. The Conversation asked Professor…
Australia’s Tim Cahill never loses sight of the goal – and neither should we on climate change. Dan Himbrechts/AAP

Keeping our eyes on the ball is the only way to hit our climate target

Kicking goals is a whole lot easier when you’re running hard, with a clear line of vision. But amid so much backpassing and confusion on climate policy in Australia, it could be easy to lose sight of what…
Mapping out Antarctica’s volcanic past will help us predict future climate change. Rita Willaert/Flickr

Volcanic history of the Antarctic helps with future climate models

An international study of ice cores has helped researchers pave the way for a better understanding of how Antarctica’s volcanoes have affected the global climate over the past 2,000 years. The research…
The Castelao stadium in Fortaleza was the first of Brazil’s World Cup stadiums to receive green certification. Pedroichimaru/Wikimedia Commons

The real story behind Brazil’s ‘greenest World Cup’

This year’s World Cup was supposed to be the “greenest ever”, with FIFA taking measures to account for the event’s greenhouse gas emissions, including an estimated 2.7 million tonnes of carbon dioxide…

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