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Japan plans to introduce a price ceiling and floor in its voluntary emissions trading market to avoid price shocks, while companies seeking to earn credits in the scheme must set ambitious, government-certified targets.

A daily summary of our news plus bite-sized updates from around the world.

The National Construction Code has no minimum ventilation requirements for schools, aged care institutions, pubs, restaurants and health-care facilities. Geoff Hanmer, Adjunct professor of architecture, University of Adelaide Licensed as Creative Commons – attribution, no derivatives.

Strong winter sun helps Queensland solar farms dominate list of best performing large scale solar PV assets in August.

The post Sunshine state dominates winter performance tables for solar PV appeared first on RenewEconomy.

New Zealand’s quarterly carbon auction held on Wednesday cleared below the secondary market price as bid levels and participation were lower than expected.

Subsidies serve an important function, but it makes absolutely no economic sense to subsidise things a government is, or should be, trying to discourage.

The post Paying billions in subsidies to fossil fuel industry makes absolutely no economic sense appeared first on RenewEconomy.

German economy and climate minister says tweak to nuclear exit law will only entail a limited extension until spring next year, due to the technology's risks.

The post German government proposes limited extension of “high risk” nuclear appeared first on RenewEconomy.

The wild apes drum messages to one another on tree roots in the rainforest, researchers find.

A nascent, Berlin-headquartered carbon trading platform has raised a further €4.2 million in fresh funding.

Traders largely believe the September RGGI auction will break a streak of six straight record settlements, given steady secondary market purchases from compliance entities, global market weakness, and clarity on Virginia’s planned exit from the programme as factors that could influence the clearing price.

The Mexican Emissions Trading Scheme will kick off next year by freely distributing all allowances before reducing this over time, while the government still needs to determine the programme’s auction mechanism and offset protocols, a conference heard Tuesday.

Fossil fuel subsidies from major economies nearly doubled in 2021, reaching almost US$700 billion. Here’s how Australia stacks up. Richard Denniss, Adjunct Professor, Crawford School of Public Policy, Australian National University Licensed as Creative Commons – attribution, no derivatives.

Liz Truss officially became British prime minister after meeting with the nation's Queen on Tuesday, going on to deliver her first speech in the new role that pointed to a policy package to be released later in the week to address spiralling energy bills.

An insurance product for the voluntary carbon market (VCM) has been launched to cover the risk of third-party negligence and fraud by project developers and auditors, including whether the offset credit removes or avoids a tonne of CO2.

Untreated sewage triggers pollution warnings at almost 100 UK beaches after heavy rainfall.

Carbon credits trading in the voluntary market, largely from renewable energy projects with vintages from 2008-15, are trading at huge discounts as tokens on blockchain compared to the traditional over-the-counter market, according to analysis published on Tuesday.

As those most responsible for the crisis recede into history, our energy is better spent responding to the world we have created

After years of robust campaigning for climate preservation, writing books on climate change, scores of articles and hundreds of public talks – not to mention serving on the Climate Change Authority, helping set up an international taskforce and running for parliament – I couldn’t take it any more.

I became so despairing about where we were heading and the unwillingness of most to face up to reality that I stopped working on climate change altogether.

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Researchers say their prototype produces hydrogen with greater than 99% purity and works in air as dry as 4% relative humidity

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Researchers have created a solar-powered device that produces hydrogen fuel directly from moisture in the air.

According to its inventors, the prototype produces hydrogen with greater than 99% purity and can work in air that is as dry as 4% relative humidity. The device would allow hydrogen to be produced without carbon emissions even in regions where water on land is scarce, they say.

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The British government has added a further 803,500 tonnes to 2022 carbon allowance auction supply under the UK ETS, it announced late Tuesday.

The climate pledges of companies based in G7 countries are only consistent with a 2.7C global warming trajectory, way off the 1.5-2C Paris Agreement pathway despite wide regional differences, according to a study published on Tuesday.