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Environment + Energy – Articles, Analysis, Comment

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Looking over Palmerston and the East Arm of Darwin Harbour to the new $35B Inpex LNG plant. Many resources projects in the north are in beautiful, environmentally important places. Andrew Campbell

The budget harks back to old ideas for northern Australia

This year’s federal budget outlined plans for infrastructure in northern Australia, but it will need to do more than build roads and rail to sustainably develop the north.
Leadbeater’s possum needs more than a ‘set and forget’ approach to conserving the forests where it lives. AAP Image/Healesville Sanctuary

A great big new forest park won’t save Leadbeater’s possum

A large new national park might sound like the best way to protect the critically endangered Leadbeater’s possum. But it won’t do anything to save possums from the major threat of bushfire.
A nuclear-capable Pakistani missile during testing in 2011. The international community hopes other aspiring nuclear nations can develop nuclear power without the military muscle. EPA/INTER SERVICES/AAP

Power and peace: how nations can go nuclear without weapons

Through history, nuclear power has gone hand in hand with the nuclear arms race. But does it have to be this way? Closer international cooperation can help nations embrace nuclear power peacefully.
The Joint European Torus (seen here with a superimposed image of a plasma) is one of the machines helping to unlock fusion power. Wikimedia Commons

Nuclear fusion, the clean power that will take decades to master

Why don’t we have nuclear fusion power yet? Because it involves taming plasmas at temperatures far hotter than the Sun’s core. But the good news is that physicists are slowly but surely figuring out how.
Australia has committed to a long-term global average temperature increase to no more than two degrees Celsius – yet often envisions a future in which its is a major coal exporter. EPA/FEDERICO GAMBARINI

A tale of two futures: Australia’s economy under climate change

When it comes to climate change and Australia’s economic future, different crystal balls can produce vastly different results.
Bjorn Lomborg’s cost-benefit approach isn’t necessarily the best way to look at problems with a global scope. Simon Wedege/Wikimedia Commons

Bjorn Lomborg’s consensus approach is blind to inequality

Bjorn Lomborg’s “consensus” approach involves ranking global development policies by their ratio of benefit to cost. But this hard-headed economic rationale can actually end up entrenching inequality.
More mines, more roads, as the government puts its drive towards economic development ahead of all else. AAP Image/Alan Porritt

There are no green shoots for sustainability in this Budget

Amid talk of paths to surplus and investing in infrastructure, both sides of politics seem to have forgotten Australia’s longstanding responsibility to govern sustainably, and not just for the economy.
Breaking the ice: while scientists increasingly understand why Antarctic sea ice is growing, it remains tricky to forecast. Australian Antarctic Division

Expanding sea ice is causing headaches for Antarctic stations

Antarctica’s sea ice is changing in ways that scientists didn’t predict, and is now causing headaches for Antarctic stations.
Research shows monocultures of crops - such as this canola field - can be bad for the environment. Peter Hayward/Flickr

Single-crop farming is leaving wildlife with no room to turn

Monocultures - vast expanses of a single crop - may look pretty, but mounting research shows they are likely bad for environment. And in turn that’s bad news for farms as well.
Tony Abbott and Greg Hunt at last year’s Green Army launch. Funding for the initiative has been slimmed down but is still more than A$700 million. AAP Image/Britta Campion

Federal Budget 2015 – environment experts react

The Federal Budget 2015 makes little mention of emissions reductions or renewable energy, but does feature funding boosts for drought assistance and the Great Barrier Reef. What else is in?
Nations need to focus on the global carbon budget, not on what their neighbours are doing. Andriano/Shutterstock.com

An objective way to decide on a fair Australian emissions pledge

Australia’s emissions target will inevitably be compared with other leading nations. But a fair target should be calculated not on a basis of comparison, but on the world’s shared 2-degree climate goal.
Investment in technologies beyond the existing wind and solar could stagnate in the face of the government’s reduced Renewable Energy Target. Rolandg/Wikimedia Commons

How will the reduced Renewable Energy Target affect investment?

After months of deadlock, a deal has finally been reached to reduce the Renewable Energy Target, ending the uncertainty for industry but also risking an already sparse pipeline of future projects.
Soren Dahlgaard and the Maldives Exodus Caravan Show, Mobile Maldives, 2013. CLIMARTE

Climate science is looking to art to create change

Scientists and policy makers are struggling in some countries to gain the support that will lead to meaningful action on climate change. Could art be the answer?
Christine Milne with her successor Richard Di Natale after stepping down as the Greens’ federal leader. Mick Tsikas/AAP

Milne got results from minority pacts with both sides of politics

Christine Milne has been seen as an ideological politician. But her record of working with minority governments of both stripes showed she could deliver on her agenda from outside the mainstream.
UN chief climate negotiator Christiana Figueres told a Melbourne conference Australia risks becoming an outsider at this year’s crucial Paris talks. EPA/JEON HEON-KYUN/AAP

UN climate chief: other countries are ‘further ahead than Australia’

UN climate chief Christiana Figueres has hinted that Australia risks becoming an outsider at this year’s Paris climate talks if it doesn’t match the ambition of many other countries’ climate pledges.
Batteries to store excess solar power will be a game-changer. But energy-efficient appliances will mean you can use a smaller battery. AAP Image/Raoul Wegat,file

Energy storage is crucial, but it’s not the only piece in the puzzle

The unveiling of Tesla’s Powerwall home battery has been hailed as a huge moment in renewable energy. But don’t forget the other innovations that can help you use that stored power more efficiently.