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Environment + Energy – Articles, Analysis, Comment

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Four major hydroelectric projects are planned for the upper Yangtze River valley. Steb Fisher

Birds, dams and people: biodiversity in China

The 2012 China Ecological Footprint Report has highlighted the cost to biodiversity of China’s rapid economic development. Biodiversity in China is under pressure because of loss of habitat. In our study…
Pi finds a strange and beautiful island where life can’t survive. wildfox76/Flickr

Life of Pi’s acidic island a warning for our warming world

The recently released film Life of Pi directed by Ang Lee and based on Yann Martel’s novel of the same name, is a fable for our climate change times. Much of the plot involves the struggles of a teenage…
There are roughly 5 million species on earth. Most are insects. Roger Smith

We can name all of Earth’s species, but we may have to hurry

There has been enormous uncertainty amongst the scientific community on just how many species there are on Earth and how rapidly we are losing them through extinction. Given that taxonomists have described…
The land under Coober Pedy is home to vast reserves of shale oil. Perhaps not $20 trillion worth though. edenink/Flickr.

Can shale oil fuel Australia?

Earlier this week, Linc Energy released two reports estimating the amount of oil in the Arckaringa Basin near Coober Pedy in South Australia. Independent reports from Gustavson Associates and DeGolyer…
Banning the super trawler will do little to improve fur seal welfare. Nuytsia@Tas/flickr

What will banning the super trawler a second time achieve?

Fisheries Minister Joe Ludwig and Environment Minister Tony Burke are seeking advice on whether to allow the Abel Tasman super trawler to act as a factory ship. Seafish Tasmania aims to skirt the fishing…
A breeding colony of Lord Howe Island Stick Insects was founded at Melbourne Zoo. AAP

Australian endangered species: Lord Howe Island stick insect

The Lord Howe Island stick insect (Dryococelus australis) or “land lobster” is a large, flightless stick insect that was, until recently, thought to be extinct. It has a glossy brownish-black exoskeleton…
We assume the trade-offs between fire prevention and impacts can be measured in terms of dollars, but it’s not that simple. AAP Image/Tracey Nearmy

Understanding the true costs of managing fire

Fires are an inescapable part of life in Australia; they have been occurring for millennia, and regardless of our actions, they will continue. Much of the vegetation in Australia has evolved to be tolerant…
The effects of climate change are becoming more apparent - who will take responsibility for the delay in action? AAP Image/Tracey Nearmy

Humanity’s scorched Earth program – where to now?

The intensity and frequency of bush fires and firestorms around the globe, including recently in Australia, is a growing worry. Under conditions where mean land temperatures have increased by ~1.5 degrees…
There are some barriers to linking our emissions reduction plan to California’s, but they’re worth overcoming. Thomas Hawk

Let’s link up: joining our carbon price to California’s

As the pace of international climate negotiations has slowed, the interest and attention of international organisations and climate policy watchers has been diverted to national climate change responses…
While Obama may have given little up-front attention to climate change, he’s assembled a top-notch team behind the scenes. EPA/Mark Wilson

Inauguration speech a real source of climate change hope

President Obama’s inauguration speech this week presented a source of real hope for all those concerned about global climate change. With eight sentences, he devoted more of his address to this “wicked…
Heavy smog is descending on Beijing again, a week after record air pollution choked China’s capital and much of northern China. AAP/EPA/Adrian Bradshaw

Deadly air: the smog shrouding China’s future

Beijing has been smothered by a dense and dangerous smog this month, which has set new air pollution records over several days. The World Health Organization advises that the acceptable level of fine particles…
More people are telling researchers they’re sceptical about climate change, but for different reasons. US Mission Canada

Climate of doubt: what Australians think about climate change

There is growing evidence that public opinion about climate change is shifting over time. In many countries, surveys reveal that people are becoming less worried, and in some cases more sceptical about…
Many rural residents say plantation forestry is ruining communities; many say otherwise. Who is right? teejaybee/flickr

Do you see what I see? Rural reactions to changing land use

Land-use planners and policy-makers often face claims and counter claims regarding the impacts of land-use change. For example, some residents claim wind turbines have crippling health impacts, while others…
There has been an outcry in Tasmania against legal restrictions on fuel reduction. AAP Image/Twitter Botonaine

Does fuel reduction burning help prevent damage from fires?

As the fires that started in Tasmania in early January continue to burn, a rising flow of letters to the editor, radio raves and internet utterances are questioning whether the state and local governments…
New technology - among other things - means our estimates of electricity consumption are based on old ideas. Meg Lessard

Four years of falling electricity demand: can this continue?

In 2012, National Electricity Market electricity consumption continued its four-year decline. Everyone seems surprised that electricity demand continues to decline despite population and the economy growing…
Australia has always had heat waves, but the current one is far from typical. Daniel Alexander Head

What’s causing Australia’s heat wave?

Australia has started 2013 with a record-breaking heat wave that has lasted more than two weeks across many parts of the country. Temperatures have regularly gone above 48°C, with the highest recorded…
Only 3-8% of the original number of Southern Bluefin Tuna still exist. AAP

Australian endangered species: Southern Bluefin Tuna

Note: Southern Bluefin Tuna is listed as Critically Endangered by the IUCN, but only as conservation dependent under Australian legislation. Southern Bluefin Tuna (Thunnus maccoyii) are majestic, temperate…
Australia’s marine parks are all show, no substance, so why are conservation groups so supportive? AAP Image/Dean Lewins

Australia’s new marine protected areas: why they won’t work

On land and in the sea, we’re losing sight of what nature conservation is about. We’ve become dangerously focused on protected areas, but rarely consider what they’re supposed to achieve. One result is…
Logging of Mountain Ash doesn’t make the sustainable forestry grade. lizardstomp/Flickr

Victorian forestry is definitely not ecologically sustainable

By any scientific yardstick, forestry operations in Victoria cannot be regarded as ecologically sustainable. Much of the attention of politicians, policy makers and the general public has been on the tall…
From hot property to unwanted waste: it’s time to rethink the way we design, produce and reuse new products. Obsolete computer image from www.shutterstock.com

A cooler planet by design

Many of us get frustrated with the slow pace of international action on climate change. But powerless as we feel, we can still make a difference by rethinking the way we design our lives. Design is rarely…
On the international stage, China is reluctant to cut emissions. Back home, its new emissions trading scheme will be the world’s second largest. Flickr/peregrinari

Carbon trading in the Asian Century: China’s ETS on track

In the United Nation’s annual climate change conference held in Doha last December, delegates from 194 countries came together at the last minute to extend the Kyoto Protocol. The Protocol is a legally…
Be the change you wish to see in the world - it may have more impact than you realise. Corepics VOF/Shutterstock

Neighbourhood watch: how to go green and influence people

We all know that children learn by example. I know if I swear in front of my four year old I’m going to hear that word again soon, probably right in front of my mother-in-law, a school teacher, or a priest…