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Environment + Energy – Articles, Analysis, Comment

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Presidents Jinping (centre) and Obama (right) have ensured that the Paris Agreement now covers 40% of the world’s emissions, bringing it closer to coming into force. EPA/How Hwee Young

US-China ratification of Paris Agreement ramps up the pressure on Australia

Unlike the Kyoto Protocol, which languished for years, the Paris climate agreement is rocketing towards the threshold for it to enter into international law – leaving Australia in its wake.
The Climate Change Authority’s latest report has divided its membership. Shutterstock.com

The Climate Change Authority report: a dissenting view

Two members of the Climate Change Authority offer an alternative view on its latest report, arguing that the recommendations are not in line with Australia’s international climate obligations.
Sperm whales, like many other species, use echolocation which can be hampered by noise. Gabriel Barathieu/Wikimedia Commons

It’s time to speak up about noise pollution in the oceans

We tend to think of the oceans as quiet, when in fact they’re anything but. Noise is the “forgotten pollutant”, but the good news is that unlike many other pollutants it can be switched off if we try.
The suggested new scheme aims to cut emissions from the electricity sector while sidestepping the political poison of increased power prices. AAP Image/Julian Smith

The Climate Change Authority’s gamble on political pragmatism

A new “toolkit” of suggested climate policies looks politically feasible, but it’s too complicated and not ambitious enough to drive a real move to a low-carbon economy.
Thousands of people in Bali have joined a movement to reject land reclamation in Benoa Bay. Supplied

Beneath the surface of tourism in Bali

Mass tourism in Bali is causing the island to face imminent groundwater crisis.
Overfishing can teach us valuable lessons about ecosystem resilience. Andreas Altenberger/Shutterstock.com

Humans are experimenting with the planet, so let’s make sure we learn along the way

Large-scale natural experiments such as oil spills, tsunamis and climate change are things you wouldn’t want to do on purpose. But that doesn’t mean they’re not scientifically useful experiments too.
ARENA part-funded the Broken Hill solar plant in New South Wales, which opened this year. AAP Image/ARENA

Cutting ARENA would devastate clean energy research

The Australian Renewable Energy Agency is facing a $1.3 billion budget chop as part of the federal government’s savings measures. But sacrifice the lead agency for green energy development
The Australian system allows for fuel excise exemptions for off-road usage by the mining industry and by primary producers. AAP Image/Alan Porritt

Estimating the ‘cost’ of fuel tax credits is a tricky business

Critics of Australia’s fuel tax credits system have pointed to its impact on the budget bottom line, but calculating that cost is far from straightforward.
An engorged female tick on the forehead of a dog. To get this big, they need to suck blood for about four days. While this is happening, the tick is injecting neurotoxins into the bloodstream. Rob Webster

Ticked off: let’s stop our dogs and cats dying of tick paralysis this year

Tick paralysis affect 10,000 dogs each year in eastern Australia, and the treatment can be very expensive. Fortunately, a new drug available is available.