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Environment + Energy – Articles, Analysis, Comment

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The Franklin River in Tasmania, site of the landmark decision by the Commonwealth to stop a state-proposed dam. Flickr/Two Big Paws

Commonwealth will keep environmental power over state projects

The Commonwealth will not delegate to the states decisions under its national environmental laws in which the states have a “conflict of interest”. Federal Environment Minister Greg Hunt confirmed this…
Maybe reducing the number of participants would help bring agreement. Andrea Lawardi

International climate agreements? There must be a better way

With the release Friday of the Intergovernmental Panel on Climate Change (IPCC) Fifth Assessment Report of the state of climate science, the message has never been clearer: we have to do something to get…
The IPCC reports are the most authoritative source of climate information we have. EPA/BERTIL ENEVAG ERICSON / TT SWEDEN OUT

IPCC climate trends: blueprints for tipping points in Earth’s climate

The Intergovernmental Panel on Climate Change Fifth Assessment Report, authored by 209 lead authors, 50 review editors from 39 countries, and by more than 600 contributing authors from 32 countries, with…
The IPCC’s reports have been rigorous and comprehensive, but it’s time for a different, more agile approach. Sebastien Wiertz

Time to change how the IPCC reports?

This week, the Intergovernmental Panel on Climate Change (IPCC) released the outcomes from Working Group I (WG-I) of the Fifth Assessment Report on the physical climate change. The IPCC has issued four…
Melting ice, growing ice, and shifting acidity: what the future holds for the great white south. AAP Image/Dean Lewins

IPCC: where to for Antarctica and the Southern Ocean?

The general thrust of the IPCC’s Fifth Assessment Report - released on Friday – can be summarised as: “there is now more evidence that climate change is occurring”. Antarctica and the Southern Ocean are…
There is still scientific work to do on attributing specific events to climate change, but we know enough to make policy decisions. DeGust/Flickr

IPCC Fifth Assessment Report: more certainty, not much news

The part of Intergovernmental Panel on Climate Change (IPCC) Fifth Assessment Report, dealing with the physical basis of climate change, has now been released. The report - released today in Stockholm…
If a comet was heading for earth, would you just go about your life? Mark Mathosian

A question of ethics: journalists and climate change

Breaking news: scientists have discovered a comet that will collide with Earth in 30 years. Its impact will be devastating, killing millions, flooding coastal cities and disrupting civilisation as we know…
Why would more science make any difference to people who don’t care about science? Larry He's So Fine/Flickr

IPCC report will make no difference in culture of denial

This week’s Intergovernmental Panel on Climate Change (IPCC) report will be compendious, cautious, thorough and as authoritative as a scientific report can be. But it will not make much difference. In…
The creation of a reservoir in Thailand isolated forest fragments; new research shows the devastating effect on local mammals. Antony Lynam

Fragmented forests warn of ecological collapse

Humans have already felled or razed about half of the world’s forests, and much that remains has been fragmented into small pieces. Research my colleagues and I published in Science today shows that when…
Dead science lives on, thanks to the Non-governmental International Panel on Climate Change. Scott Beale

Adversaries, zombies and NIPCC climate pseudoscience

The warm start to Australian spring has been accompanied by a deluge of pseudoscience. Anti-vaccination campaigners and aliens made appearances, but the deluge was primarily climate pseudoscience in the…
Mammals are disappearing across northern Australia; the Capentarian Rock-rat is one of them. Damien Stanioch

Australian endangered species: Carpentarian Rock-rat

Mammals are disappearing in Australia’s Top End, and we’re not really sure why. This is particularly concerning as northern Australia has a human population density of one person per ten square kilometres…
New South Wales needs to consider all the options to avoid a gas crisis. Flickr/mikeyp2000

Is New South Wales really facing a gas crisis?

The NSW Energy Security Summit being held in Sydney this week looks like turning into a debate on the relative economic and environmental credentials of coal seam gas, while at the same time exposing a…
Once majestic low-lying rainforests, Indonesia’s peatlands now emit around 1 billion tonnes of CO2 a year. H Dragon/flickr

Indonesia sets a carbon time-bomb

One of the world’s major terrestrial carbon pools is rapidly deteriorating as large parts of Indonesia’s peatlands are deforested and converted to oil palm and paper plantations. No longer a carbon sink…
The decline of digging mammals, such as this bilby, is threatening Australia’s ecosystems. AAP Image/National Parks and Wildlife

Losing Australia’s diggers is hurting our ecosystems

Despite once being described as common, mammals have been lost across the Australian landscape over the last 200 years. The impact has been particularly severe on Australia’s digging mammals, including…
IPCC reports are complex, but there are ways to break it down. Christian Guthier

Explainer: how to read an IPCC report

The Intergovernmental Panel on Climate Change (IPCC) is the accepted global authority on climate change. It produces reports that are collectively agreed assessments of the scientific literature by leading…
Even when the Climate Commission was taxpayer funded it was good value. The Climate Council

Communicating climate change is great value for money

Many will be relieved at today’s announcement by board members of the Climate Commission that they will be continuing their work by setting up a community-funded Climate Council. Communicating climate…
Things could be looking up for urban planning if Greg Hunt has his way. Michelle Robinson

The new government has a plan for Australia’s cities

The new Coalition Government has been elected with a mandate to reduce the national debt and make Australia “open for business”. Does this mean fixing Australia’s cities will be left to market forces…
Australia can ill afford to lose the Climate Change Authority, led by experienced climate policy analyst Anthea Harris. AAP Image/Alan Porritt

Australia needs climate institutions, whoever is in power

The new Australian government is sacking the public service heads who implemented Australia’s carbon pricing scheme, and is closing institutions for climate change information and policy advice. It risks…
Once the world reaches 2C, sea levels are likely to rise. Digitally altered New York image from www.shutterstock.com

Two degrees: how we imagine climate change

Two degrees - the temperature rise we need to stay under to avoid catastrophic effects of climate change – is now the catch cry for global warming. Governments and numerous NGOs have eagerly adopted the…
Climate Commissioners, such as Veena Sahajwalla, talked with the public about climate science and ways to respond: who will do that now? Climate Commission

Axing the Climate Commission splits Australians from science

The new Abbott Government decided today, just one day into governing, to axe the Climate Commission. This decision demonstrates to the Australian public the government is not interested in talking to them…
With low solar activity, a double-dip La Nina and more particles in the air, it should be much colder than it is. Les Chatfield/Flickr

Is global warming in a hiatus?

On September 27 2013 the 5th Assessment Report by the Intergovernmental Panel on Climate Change (IPCC) will be released. One part of this report will address the so-called “warming hiatus”. This is the…
Without Grey Reef Sharks, reefs struggle to recover from disturbances. Peter Verhoog/Dutch Shark Society

Killing sharks is killing coral reefs too

The growing demand for shark fin as an ingredient in Chinese cuisine has caused an explosion in the number of shark fisheries in recent decades. But sharks are important members of ocean food chains, and…
Solar is taking off in Australia’s suburbs, but what are inner-city livers to do? Duncan Rawlinson

How will your energy get greener? Depends where you live

In Australia’s middle and outer suburbs, rooftop solar technology provides a clear way to reduce the emissions from the energy our houses use. But higher density housing types (apartments and medium density…