Bitcoin has been viewed as a liberating path out of the corporate monetary system. But the process of 'mining' the cryptocurrency is a massive energy drain - and potential environmental disaster.
The Byron Scar, left behind by an undersea landslide. Colours indicate depths.
The ocean floor off Australia's east coast bears the scars of numerous subsea landslides, which have potentially triggered tsunamis over the past several millennia.
Canned tuna is an Australian pantry staple.
Australians love canned tuna. Here's our handy guide to finding the most sustainable options for you (and your cat).
The mouth of the Murray River delivers vital nutrients to marine life in the ocean beyond.
Low flows in the Murray River in recent years have harmed tiny marine plants called phytoplankton, with consequences for local marine species and management.
Australian Acting Special Minister of State Senator Mathias Cormann, Australian Prime Minister Malcolm Turnbull and Australian Attorney-General George Brandis at a press conference at Parliament House to introduce the new foreign donations laws.
The new foreign donations laws announced this week will potentially stifle the work of foreign funded charities and environment groups working in Australia.
A Chinese road-building corporation felling rainforest in the Congo Basin.
Chinese investment is driving an unprecedented investment boom in global infrastructure. But despite its claims to be pursuing green development, China's building bonanza is harming the planet.
A flooded street in Euroa, Victoria.
AAP Image/Brendan McCarthy
You should never try to drive through floodwater, because you never know what's beneath the surface. And new research shows some roads are more treacherous than others.
A wide view of the battery station at the launch of Tesla’s 100 megawatt lithium-ion battery at Jamestown, north of Adelaide.
Last week in SA the "world's largest" lithium ion battery was launched. Will its storage capacity and versatility be a game-changer for Australia's energy market?
Online shopping is quick and fun. There are ways to make it eco-friendly.
’Tis the season for online shopping – which means a month of shipping. Here's how to reduce your delivery footprint.
Much of the world is moving away from battery cages for chickens.
AAP Image/Sergio Dionisio
Proposed national standards for chicken farming argue that battery cages are not a significant detriment to hens' health.
Premier Jay Weatherill talks to the media about the Murray-Darling Basin rescue plan in Renmark in the Riverland of South Australia.
SA Premier Jay Weatherill has announced a Royal Commission into breaches of the Murray Darling Basin agreement. But will it solve the long running problems with river management?
Bycatch: penguins can easily drown in nets designed to ensnare fish.
NZ Ministry of Fisheries
Penguins in New Zealand, Australia and elsewhere face an uncertain future as a new review documents the number accidentally ensnared in fishing nets.
The Barossa Valley in 1987 – the year that Australians (winemakers included) received their first formal warning of climate change.
Phillip Capper/Wikimedia Commons
Three decades since the GREENHOUSE 87 conference, credited as kickstarting public awareness of climate change in Australia, how far have we come, and how far do we have left to go in appreciating the risks?
If New Zealand introduces a climate refugee visa, 100 Pacific Islanders could be granted access on the basis that their home islands are threatened by rising seas.
New Zealand's plan to create the world’s first humanitarian visa for climate refugees has to consider ways people from Pacific Island nations actually want to be assisted.
Some reefs are strong sources of coral larvae.
A new study identifies dozens of individual reefs on the Great Barrier Reef that are especially important for coral larvae dispersal and which could help the entire ecosystem bounce back.
New Zealand’s Prime Minister Jacinda Ardern, seen here with Australia’s Prime Minister Malcolm Turnbull during this month’s Asia-Pacific Economic Cooperation (APEC) meeting, has moved climate change onto the new government’s priority list.
As part of its 100-day priority plan, New Zealand's new government has pledged to set a target of carbon neutrality by 2050, which means phasing out fossil fuels and products that burn them.
Energy policy models are only as good as the predictions they’re based on.
Much of Australia's energy debate is centred around 'models' of various policies. But how do they work? And what can they really tell us?
Knowing about hailstones in advance would be preferable.
AAP Image/Dan Peled
New "dual-pol" weather radars promise to spot large hailstones forming inside thunderstorms, giving people a heads-up when it's about to hail.
One person’s trash is another person’s breakfast.
Sascha Kohlmann/Wikimedia Commons
Young people are taking to bins to protest food waste.
Managed in the right way, wind farms can actually help stabilise the grid, rather than disrupting it.
AAP Image/Lukas Coch
New modelling suggests that Australia could use renewable energy to hit its 2030 emissions reduction targets, without it costing any more overall than maintaining the status quo.
More than 600,000 buildings were fully damaged in the 2015 earthquake in Nepal.
Jason von Meding
Reconstruction progress in Nepal has been painfully slow. Building code compliance and better urban planning are a must – but inequitable access to resources undermines recovery.
Still no clear skies for the federal government’s energy plans.
AAP Image/Lukas Coch
As federal and state energy ministers gather to discuss the Turnbull government's proposed National Energy Guarantee, many of the finer details of the modelling are not yet available.
The largest opportunity to reduce gas demand exists in industry, through improved energy efficiency as a result of reusing waste heat and upgrading boilers.
We can make up 70% of Australia's projected gas shortfall simply by improving energy efficiency and sensible use of gas alternatives.
New Zealand researchers have found that the active ingredients in commonly-used weed killers like Round-up and Kamba can cause bacteria to become less susceptible to antibiotics.
Improper use of antibiotics is one reason for the rise in antibiotic resistance, but new research shows that ingredients in common weed killers can also cause bacteria to become less susceptible.
Queensland Premier Annastacia Palaszczuk (centre) is seen posing for a photo with workers as she inspect’s the Clare Solar Farm project near the North Queensland town of Ayr during the Queensland Election campaign.
In the upcoming Queensland election all major parties are talking up public investment in energy generation. But are these policies paying heed to climate science?