Tonight on the ABC’s Catalyst, scientist Tim Flannery asks if seaweed can save the world. It’s a bold claim for algae, but seaweed could play a key role in keeping climate change in check.
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Environment + Energy – Articles, Analysis, Comment
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Cement has a huge greenhouse footprint, largely because the chemical process by which it is made releases carbon dioxide. But there are several different ways for cement to green up its act.
In 2013 a mild and dry winter led to some of the most destructive bushfires in NSW history. Now new modelling shows 2017 record-breaking winter warmth has created worryingly similar conditions.
Leaving early is the best response to a bushfire, but it’s not always possible. Every house is different, but there are some general guidelines for finding the safest spots to shelter in your home.
Humpback whales are deterred from their migration routes by the noise of air guns used to survey the ocean floor for oil and gas deposits, a new study has found.
Australia is the 16th-largest emitter of mercury in the world. A huge amount comes from coal power stations – and a new report argues our pollution guidelines are hopelessly lax.
Taking inspiration from the spread of world religions, Quentin Atkinson and Shaun Hendy argue scientists need to do more to signal commitment to ideas they want to spread.
A new lawsuit against the CBA puts climate change in a new legal light: a financial hazard. The case opens up fresh lines of attack on institutions that contribute to climate change.
Smart appliances, which let you control lights and power outlets via your phone, promise to cut energy bills. But research suggests these gadgets are confusing, and can just as easily raise power use.
Mining social media posts from tourism hotspots such as coral reefs could turn tourists into environmental citizen scientists without them even realising it.
Indonesian peatlands are important to many people: farmers, bureaucrats, businesspeople, and conservationists. But preserving this value for everyone will mean listening to everyone’s concerns.
The government’s deal with electricity retailers to provide simple information to customers about their discounts and bills is a welcome step, but doesn’t cut to the heart of the power price issue.
Releasing just 100 mice carrying a faulty gene designed to stop them reproducing can remove an entire population of 50,000, a new study shows, paving the way for new eradication efforts.
Australia is good at ‘hard hat’ responses to crises such as cyclones. But a new environmental declaration on the Pacific Islands points out that the best approach is more well-rounded and subtle.
Three years ago The Australian newspaper launched a broadside at the Bureau of Meteorology. But when it did it again this week, it seemed to get less traction from the top echelons of government.
Allegations of water theft have thrown the Murray-Darling Basin Plan into crisis. The solution could involve users declaring their annual water use, subject to random audits - like a tax return.
Solar PV and wind energy have overtaken coal as the leading sources of new electricity generation worldwide, with falling prices and new storage technologies making clean energy ever more attainable.
The weather segment at the end of news bulletins has stuck to a familiar format for more than 50 years. But the question of who should actually present the weather has been in a constant state of flux.
A team of researchers led by Edith Cowan University have surveyed the PNG island of New Britain to see how the bird population is faring. There’s good news and bad news.
A new study suggests climate change will cause changes to patterns of ground-level ozone and smog – two deadly pollutants set to increase deaths by about 260,000 worldwide by the end of the century.
After Snowdale Holdings was penalised A$1 million for lying about their eggs being free-range, here are some tips on getting what you pay for in the supermarket.
In an extract from his new book, Tim Flannery explains how giant kelp farms could suck carbon dioxide from the air and store it in the ocean’s depths, while encouraging species like fish and oysters.
Swine brucellosis is spreading from Queensland into New South Wales. It’s carried by feral pigs and poses a real risk the people and dogs that hunt them.
The Victorian government is auditing every recycling facility in the state after a disastrous fire at Coolaroo. It raises a bigger issue: we don’t know how many plants Australia has or where they are.
Modern sewerage infrastructure, exported from Britain to the globe, is entirely dependent on water. In a world of growing climate extremes, it’s time to look beyond this colonial legacy.