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Zinc and polyurethane product could stop dangerous blockages in concrete wastewater pipes – but is a few years off commercial use

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Australian engineers have invented an anti-fatberg coating for sewer pipes that could prevent the congealed masses from blocking the wastewater system and leading to overflows and flooding.

Fatbergs – solidified masses of fat, oil and grease that accumulate in sewer pipes, collecting wet wipes and other material – are a major concern for wastewater authorities globally, responsible for 40% of blockages in Australia, and a likely source for the mysterious balls that recently washed up on Sydney beaches.

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Transgrid’s massive HumeLink transmission line has been cleared for development by the NSW government, leaving just federal approval in the way of it going ahead.

The post NSW signs off on contested HumeLink transmission link, with “strict conditions” appeared first on RenewEconomy.

The scale of project proposals - particularly in battery storage - is dwarfing those already on the grid. But is there enough room in the allocated renewable zones?

The post The mega battery projects jockeying for position in renewable zones that might be too small appeared first on RenewEconomy.

A US appellate court on Wednesday heard arguments in an appeal of a district court’s ruling against a power producer’s challenge to Washington’s no-cost permit allocation provisions under the cap-and-trade scheme.

Your electric water heater uses a lot of electricity overnight. Shifting it to soak up solar could be a win-win. Baran Yildiz, Senior lecturer in Renewable Energy Engineering, UNSW Sydney Hossein Saberi, Research Associate in Renewable Energy Engineering, UNSW Sydney Licensed as Creative Commons – attribution, no derivatives.

Big batteries win important concession against a Coalition era "landmine" that could have made the grid less secure, rather than more reliable.

The post Big batteries win reprieve on reliability measure and Coalition “landmine” that would make grid less secure appeared first on RenewEconomy.

One of the world’s biggest makers of electric buses has plans for Australia. We talk to Kent Chang of Yutong. Plus: The shift to V2G and Tesla’s sales slump.

The post The Driven Podcast: Are Australian buses ready to go electric? appeared first on RenewEconomy.

California regulator ARB’s latest issuance of compliance-eligible offsets was the smallest since the end of June with slim pickings of this distribution having direct environmental benefits (DEBs) to the state, agency data released Wednesday showed.

A Brazilian state government has entered into an agreement with an environmental management firm to commercialise Jurisdictional REDD+ (J-REDD+) carbon credits while boosting sustainable investments and supporting local communities within the Amazon region.

Oil and gas company progress on emissions has stalled for the second year in a row, while corporate strategies for meeting emissions targets are of “questionable credibility”, a report published Thursday has found.

A UK-headquartered biodiversity conservation organisation has urged countries not to back crediting mechanisms as a means to tackle the plastic crisis, labelling them as a "false solution" that is highly exposed to greenwashing.

Washington's Department of Ecology (ECY) will prepare a number of recommendations for future cap-and-trade allowance distribution to 2050 for its emissions-intensive and trade-exposed (EITE) industries without WCI linkage considerations, staff told an advisory group on Wednesday.

One expert says climate targets can seem abstract but matter because they serve as an ‘investment signal’ to cashed up investors

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The UK’s announcement of an 81% emissions cut below 1990 levels by 2035 shows the Australian government should set an ambitious climate target that will quickly drive investment and create clean industries, experts say.

The UK prime minister, Keir Starmer, was praised by campaigners and experts after confirming the pledge at the Cop29 UN climate summit in Azerbaijan, though they said it would need to be backed by clear plans. The UK is one of the first larger countries to announce a 2035 target before a UN deadline next February.

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Brazil's Senate voted Wednesday to approve landmark national ETS legislation, overcoming nearly a full year of negotiations to pass a cap-and-trade scheme set to be the largest in Latin America.

The Supreme Court of the US (SCOTUS) this week rejected an effort from youth activists to reopen a lawsuit against the federal government for its alleged failure to address climate change.

Decentralised energy means small is cheaper, more efficient, more reliable and far more resilient. But incumbent utilities don’t want to change their ways, and regulators appear unwilling to change the rules.

The post Cheaper, more reliable, more efficient: It’s time to consider a bottom-up clean energy transition appeared first on RenewEconomy.

Shipping giant has placed an order for 20 wind-assisted propulsion systems to be installed on five of its medium range tankers in an effort to reduce CO2 emissions.

The post One of world’s largest shipping tanker operators signs up for wind-assisted propulsion systems appeared first on RenewEconomy.

A US-based provider of sustainable technology solutions on Wednesday launched a new request for proposals for CDR technologies, pledging a smoother and more expeditious experience for applicants.

An oil refinery based in Rio Grande, Brazil has signed an agreement with a Danish CO2 reduction tech firm to deploy the latter’s hydrotreating technology for the production of sustainable aviation fuel (SAF) and renewable diesel (RD).

Frequent fuel-reduction burning appears to prime ecosystems for major disruption when the next wildfire hits. Don Driscoll, Professor in Terrestrial Ecology, Deakin University Kristina J Macdonald, Postdoctoral research fellow, Charles Darwin University Licensed as Creative Commons – attribution, no derivatives.