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RGGI Allowances (RGAs) in the secondary market continued to slide through the week after the release last Monday of the long-awaited Third Program Review proposed changes, with traders expecting further pressure on prices.

The number of entities registered with active accounts in Washington’s cap-and-trade programme once again increased in an early look at Q3 data, despite the lack of clarification from the regulator regarding the worth of allowances if the scheme is repealed through the ballot initiative.

The US has a pathway to cut emissions by 65% from 2005 levels by 2035 and meet its climate goals under the Paris Agreement if there is an “all-of-society” approach, according to a new study.

It’s difficult to overstate how rapidly Australians have embraced solar power – there’s now more rooftop solar than coal-fired power. The key question is what policymakers can learn from its success

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Australia was a different place in 2011. Julia Gillard’s Labor government, the Greens and a couple of country independents were rewriting the country’s climate policies, including introducing a world-leading carbon pricing system and creating three agencies to back it up.

Those organisations – the Clean Energy Finance Corporation, the Australian Renewable Energy Agency and the Climate Change Authority – have survived and help shape the investment and policy landscape. The carbon pricing system – falsely described as a tax – famously didn’t.

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Natural gas will remain important to bridge the gap in energy demand for "many decades" as the US grid expects greater additions of solar and wind power, but carbon capture technology is not yet commercially competitive, according to a study published Monday by a US public policy think tank.

Bethany Beach firefly, found in Delaware, Maryland and Virginia, faces dangers to habitat because of climate change

The US government is seeking to consider a firefly species as endangered for the first time, according to a proposal from the US Fish and Wildlife Service.

The Bethany Beach firefly, found in coastal Delaware, Maryland and Virginia, is facing increasing dangers to its natural habitat because of climate change-related events. They include sea level rise, which is predicted to affect all sites within the known distribution by the end of the century, and the lowering of groundwater aquifers.

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The Vermont chapter of a New England-focused environmental group filed a lawsuit against the state agency, alleging failure to comply with greenhouse gas (GHG) reduction-related requirements under its climate law.

If left unchecked, artificial intelligence will harm animals. Experts in law, ethics and animal welfare call for AI to be included in the revised Australian Animal Welfare Strategy, coming soon. Lev Bromberg, PhD Candidate and Research Fellow, The University of Melbourne Christine Parker, Professor of Law, The University of Melbourne Simon Coghlan, Senior Lecturer in Digital Ethics, Centre for AI and Digital Ethics, School of Computing and Information Systems, The University of Melbourne Licensed as Creative Commons – attribution, no derivatives.

Morgan Stanley Investment Management announced Monday that it closed its climate-targeted private equity fund at $750 million after attracting investments from firms in Europe, North America, and Japan.

A capsule sent to bring back two astronauts stranded on the International Space Station has docked.

Liquidity continued to drag in the voluntary carbon market in the last week of September amid the distraction of New York Climate Week, although the summit has stirred hopes of a breakthrough at COP29 in November.

A state-backed Saudi company created to scale up the voluntary carbon market (VCM) in developing countries will launch a trading platform at COP29 and seek to integrate regional markets, local media has reported.

On Sep. 30, Britain's last coal-fired power plant in operation, at Ratcliffe-on-Soar in Nottinghamshire, powered electricity to the UK grid for the final time.

A survey of voluntary carbon market (VCM) stakeholders has shown that nearly 90% of buyers do not plan to use ubiquitous reduction or avoidance credits in their corporate decarbonisation strategies.

A Kenyan clean cookstove manufacturer has received a $9.2 million investment from a London-based financial firm, it announced Monday.

The EU's Common Agricultural Policy (CAP) is failing on its green ambitions, despite its aim to increase environmental and climate ambition for the 2023-27 period, according to the European Court of Auditors (ECA).

We learn about butterflies when we are small because it is foreshadowing: you too will change. But they are an imperfect metaphor for what it feels like to live

The very funny naturalist and writer Redmond O’Hanlon was on a sandbank on the edge of a river in Borneo when hundreds of butterflies started to fly towards him and his travel companion and landed on their boots, trousers, and shirts, and “sucked the sweat from our arms.”

He watched them for a while – “there were Whites, Yellows and Blues, Swallow-tails, black, banded, or spotted with blue-greens” – and then stood up and brushed them off gently.

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Labor government has undermined case to co-host 2026 UN climate summit with island nations, Dr Maina Talia declares

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Tuvalu’s climate minister says Australia’s decision to approve three coalmine expansions calls into question its claim to be a “member of the Pacific family”, and undermines the Australian case to co-host the 2026 UN climate summit with island nations.

Dr Maina Talia said last week’s mine approvals that analysts say could generate more than 1.3bn tonnes of carbon dioxide across their lifetime once the coal is shipped and burned overseas was “a direct threat to our collective future”.

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Singapore and Ghana on Monday issued their first call for projects under their Article 6 partnership, having set out the procedures for the authorisation of carbon offset projects meant to channel financing towards emissions reduction or removals in the African country.

Researchers at a Swiss university have made an important advance in the use of a hydrogen-based process for the chemical recycling of plastics, which could ultimately enable the conversion of plastic waste into fuels.