Chromium

Does Brave Browser Load Faster Than Chrome, Firefox, and Microsoft Edge? (linuxiac.com) 34

The Brave web browser published a new round of benchmarks claiming its desktop browser uses less system resources than Chrome, Microsoft Edge, and Firefox — and also loads pages faster. The blog Linuxiac reports: According to Brave's testing, the browser used 44% less CPU, 28% less memory, and 10% less energy on average compared with the three competing browsers. It also completed page loads 20% faster while transferring 26% less inbound data and 39% less outbound data...

- Brave averaged about 33% CPU usage, while Chrome used 47%, Edge 53%, and Firefox 78%.

- For memory, Brave used about 1.2 GB, compared to 1.75 GB for Chrome, 1.62 GB for Edge, and 1.65 GB for Firefox.

By stopping ads, analytics scripts, tracking pixels, and other third-party requests from loading, the browser has less network traffic and less work to do. In page-loading tests, Brave took about 4.4 seconds to fully load a page. Chrome took 5.1 seconds, Firefox 5.3 seconds, and Edge 6 seconds. However, when measuring Largest Contentful Paint, which is when the main content appears, Brave and Chrome both averaged about 2.4 seconds, with Edge and Firefox just behind at 2.5 seconds. This means Brave's main advantage comes after the main content is visible, since there are fewer background ads, trackers, analytics requests, and delayed scripts to process.

EU

Switzerland's Federal Government Tests Open-Source Alternatives to Microsoft on 3,000 Computers (itsfoss.com) 34

Switzerland has a population of 9,154,242. And its federal government just launched a pilot program to test open source alternatives to Microsoft 365 on 3,000 workstations, reports the blog It's FOSS. "That's about 7% of the federal workforce." The target is to complete the migration by end of 2027... On September 3, 2026, the Federal Council published results of "PoC BOSS", a feasibility proof-of-concept involving 172 federal employees who tested the openDesk suite, a German open-source collaboration platform. During the proof-of-concept phase, core office tasks like document processing and email received positive assessments, while large-scale video conferencing still showed technical limitations. Based on the 'success' of the PoC phase with 172 employees, the pilot is now launched for 3,000 employees...

According to Matthias Stürmer, professor at the Bern University of Applied Sciences, Microsoft's supremacy in public institutions poses three problems that are driving this migration. First is the risk of foreign access. US cloud legislation could expose Swiss government data to foreign authorities. Second is the risk to service continuity, as dependency on a single foreign vendor creates operational risk. The third risk is the escalating costs as proprietary licensing fees are rising with no Swiss leverage.

Switzerland's military cybersecurity unit, Cyber Command, is not waiting for the civilian pilot. It is already poised to replace Microsoft 365 entirely with openDesk by October 2026. It is pretty much the same reason. Military doesn't want foreign governments accessing sensitive Swiss data.

The article notes that during the pilot phase, the new system runs in parallel with Microsoft 365 rather than replacing it. But the article's author speculates that "If the pilot is successful, we might expect the migration to continue on all the 54,000 workstations owned by the federal administrations."
AI

Instead of Fighting AI, Some Teachers Work It Into Their Lessons (msn.com) 19

Last year the writing program at the University of Baltimore used an app that tracks students while they're writing in Google Docs, offering teachers a video playing back revisions "with a scoreboard of all the edits, pastes and minutes spent on it," writes the Washington Post. "Is it surveillance? Yes, I think obviously," says the program's director.

But was there a better way? She is one of a dozen educators around the country who told The Post that they're experimenting with a different approach to student use of generative artificial intelligence this school year. Teachers and professors are throwing out old assignments, installing new policies and protocols, and incorporating AI built for the classroom, rather than feeling forced to choose between returning to pencil and paper or acting like the AI police.

Her new lesson plan even incorporates generative AI in a controlled way to let her evaluate students' critical thinking skills. She created chatbots using BoodleBox, the university's AI vendor, that allow instructors to see both sides of the conversation. For an assignment testing students' ability to make evidence-based arguments, they participate in a simulated school board meeting about banning books. It involves debating chatbots designed by Zeleny with names like the Confrontational Parent. Writing students usually turn in business proposals and research papers. This semester, instructors are starting to ask instead for transcripts of conversations a student had with a chatbot, a handwritten outline of their composition, and a video reflection of how they felt about the work. "In a lot of ways, we have made these assignments harder, but writing should have always had more detailed checkpoints along the way," she said.

Power

Where a Massive Solar Storm Could Take Down the US Power Grid for Millions (cnn.com) 45

A new study published Friday in AGU Advances "depicts the most advanced picture yet of how a rare but massive solar storm could affect some US industries and electric systems more than others," reports CNN.

"During a 250-year solar storm, the East Coast would have widespread potential for grid failure." Researchers modeled what a Carrington Event — a 1-in-150-year geomagnetic storm or even rarer — could mean for the modern day. They estimate the US economy would lose about $1.5 billion to $2 billion per day from direct and indirect costs, as millions of people face power outages. The findings show the most vulnerable areas are the Northeast and the Northern Plains, especially locations at higher latitudes.

No one knows when the next big storm will hit. While the most severe geomagnetic storms are labeled as once-in-a-century or rarer, these events don't follow a fixed schedule. "That timing only averages out on very long timescales," said Anna Kelbert, a geophysicist at the Harvard-Smithsonian Center for Astrophysics, who was not involved in the study but previously studied solar storm effects on power grids. "The event can occur at any time, as soon as a week from now, or centuries later...." [Shawn Dahl, service coordinator at the Space Weather Prediction Center operated by the National Oceanic and Atmospheric Administration in Boulder, Colorado], said the sun is now coming down from a period of heightened activity, which is also when some of the biggest storms to hit Earth have occurred in the past. "We still need a lot of work to be ready...."

"We haven't really seen events like this size in the modern era, where we've had all of this high technology and we've had the power grid of this size," said Ed Oughton, researcher at George Mason University and lead author of the new study... Because the US grid's actual structure is proprietary for security reasons, the team used engineering models to create various network and transformer setups including the 10,464 substations and 16,256 transmission lines found across the country... The grid structure also contributes to higher risk in some areas. For instance, the eastern US is linked together in a single grid interconnection. A voltage issue in Maine, if not isolated early, could cascade through the grid to Washington, DC. The West works similarly, whereas the Texas interconnection operates mostly within the state...

Power is restored over time depending on any alternative electrical paths that could bypass the substation or availabilities of spare transformers, for instance. "This nationwide analysis shows that we are currently ill-prepared to face a major magnetic storm, and that the societal impacts would be catastrophic," Kelbert said.

"The study estimates power disruptions for 5.1 million people and 135,000 businesses," according to the article, and "The outages could last from hours to days to weeks depending on the damage and resources available to get back online, said Oughton."
Books

2026 Hugo Award Winners Include Ursula Le Guin-Authored Graphic Novel (thehugoawards.org) 16

This year's Hugo Award winners were announced last weekend at Worldcon — the world's longest-running science fiction/fantasy convention. The Orange County Register reports there were fans "clad in capes, gowns and elaborate character costumes," with famous attendees including Game of Thrones author George R. R. Martin, who held a book signing: Martin attended his first Worldcon in 1971 in Boston, before he published his first novel. Fresh out of his graduate studies, Martin, then 22 years old, found a community of fellow comic book fans and genre enthusiasts... "It was a transformative experience," Martin said. "Worldcon is the heart of the science fiction fandom." Four years later, Martin won his first Hugo Award for his novella, "A Song for Lya," which made him the award's youngest winner — a record he held until Sunday night, when 25-year-old Los Angeles writer H. H. Pak took home the award for Best Novelette. [Read that novelette here...]

Notable writers and artists, such as "Star Trek: The Next Generation" screenwriter Ronald D. Moore and graphic artist Stan Sakai, announced the [Hugo award] categories. In their acceptance speeches, winners acknowledged the enduring strength of their community amidst rapidly evolving physical and social environments. They also praised the power of speculative fiction in facilitating dialogue on real-world issues and the importance of human-made art. Among the winners were C. B. Lee, whose novel "Coffeeshop in an Alternate Universe" won the Lodestar Award for Best Young Adult Book; the team behind Apple TV's "Murderbot: 'All Systems Red," which won for Best Dramatic Presentation, Short Form; and John Scalzi, who took home the trophy for Best Series [for Old Man's War]. The night concluded with its most anticipated award — Best Novel — which went to " The Everlasting" by Alix. E. Harrow, a fantasy time-loop novel about a scholar forced to rewrite his nation's history.

AppleTV's Murderbot episode beat nominated episodes from other several popular streaming series:
  • Doctor Who (âoeThe Story & the Engineâ)
  • Pluribus (âoeWe Is Usâ)
  • Severance (âoeCold Harborâ)
  • The Wheel of Time (âoeThe Road to the Spear)

Overall the awards committee had received 23,543 nominations this year for 4,299 works and individuals, according to the official Hugo Awards site. Other interesting winners:


Government

To Promote Grand Theft Auto 6, Mayor Might Transform Miami into 'Vice City' (rockpapershotgun.com) 38

Rockstar Games and the mayor of Miami-Dade county are discussing a joint marketing campaign transforming parts of the county to look like areas from Grand Theft Auto 6, reports the blog Rock Paper Shotgun: The proposed publicity event would include "an immersive arrival experience" at Miami International Airport. with signs for Vice City and planes coated in GTA 6 livery, together with branded Metromover skytrains and specially designed manhole covers... [I]t proposes a dockyard visual installation inspired by GTA 6's Port Gellhorn, incorporating cargo containers, cranes, and cruise ships. There's also talk of a "Vice City Motor Fest", which might feature "classic cars, customized vehicles, lowriders, motorcycles, tropical graphics, and local entertainment within a controlled, family-appropriate setting." Attendees would presumably be discouraged from nicking the cars...

As it happens, Rockstar have embedded a team in Miami to sponge up the ambience, research Miami culture, and study the habits of residents — including "ex-criminals", in the careful phrasing of senior vice president of narrative Rupert Humphries.

The pitch suggested murals, "wrapping" buses (with special signs at transit stops), and even a Vice City-inspired baggage-claim installation at the airport. The pitch also suggested the library offer recording equipment for "Vice City Radio" to capture music (as well as podcasting, oral histories, neighborhood storytelling) — along with " limited-edition GTA VI-inspired library cards, collectible bookmarks, Miami-themed reading and music lists, and demonstrations of the new recording and production equipment."

Though nothing has been formally agreed to or approved, the mayor's office confirmed the discussions, reports Axios.

The sheriff of Miami-Dade county "has publicly opposed plans to transform the city into a real version of Grand Theft Auto 6's "Vice City", reports Kotaku. The sheriff's reason? The videogame city "includes murder, robbery, drug trafficking, carjacking, violence against law enforcement," as well as "other conduct" that the police department works "every single day to prevent."
AI

How US Campaigns Are Already Using AI to Try to Sway Voters (msn.com) 57

39 U.S. congressional candidates "reported paying for an OpenAI subscription this election cycle," writes the Washington Post, citing campaign finance disclosures.

This means the campaigns "are using the technology to court voters — despite limits imposed by leading AI companies to protect elections from the technology's risks." Two [candidates] said explicitly in filings that they had used the subscription for advertising, even though the company's policies prohibit candidates from using their tools to generate ads. Another candidate disclosed using AI to draft and personalize political messages or create synthetic media, though they did not specify which software they were using... Around 30 political action committees and parties have reported payments to OpenAI, with the Republican National Committee ranking as the company's largest political spender at roughly $9,700, the analysis found... Political consultants say the disclosures understate how many candidates are using ChatGPT and other AI tools to craft messages for voters... "For the most part, people are using it to write their emails, write their ad copy, write their scripts," [according to Eric Wilson, a Republican digital strategist who has advised campaigns on AI]. "But no one is going to go around saying, 'I'm using AI.'"

The lack of transparency from campaigns reflects a paradox facing politicians: Generative AI is growing ubiquitous, and candidates could be at a disadvantage if they're not using the tools. But voters are less likely to trust messages they know were generated with AI, studies have found, making campaigns loath to disclose using it. Political consultants expect that as Election Day approaches, more campaigns will outsource AI-generated ads and materials to super PACs, much as they do now with negative ads. Katie Harbath, CEO of the tech policy consulting firm Anchor Change and a former Meta executive, said there are many parallels between negative campaign ads and AI: Voters say they find such ads distasteful, but politicians keep using them because they work. "Typically, you would give some more negative stuff and more risky stuff to those [outside] entities," said Harbath, author of the upcoming book "Disrupting Politics: A Front Row Seat to the Collision of Technology and Democracy".... "You're starting to see the tension on the left about using it, where they're saying, 'If the right is using it, why aren't we?" Harbath said. "It can be a huge disadvantage if you're not using this in voter-facing materials...."

AI companies have developed policies to prevent targeted disinformation. But a Post analysis found that OpenAI unevenly enforces its restrictions, making it possible for campaigns to circumvent its election rules. In late July and early August, The Post prompted ChatGPT to generate targeted campaign messages. When asked to craft fundraising text messages targeting moms on behalf of a female veteran running for office, ChatGPT produced multiple tailored texts in an apparent violation of company policies. But when given the same prompt this week, the chatbot declined to produce the messages. "I can help with general campaign fundraising language, but I can't draft political persuasion or fundraising messages specifically targeted at a demographic group such as moms," the app responded. The chatbot also inconsistently enforced rules that prohibit campaigns from using its tools to write emails to voters. In tests this week, the chatbot at times complied and wrote an email soliciting donations on behalf of a specific candidate. But given the same prompt later on the same day, it denied the request...

Wilson, the Republican political consultant, said OpenAI should get more feedback from political consultants and campaigns on its policies, because the rules can at times seem arbitrary or contradictory. It doesn't make sense, for example, that a campaign can use ChatGPT to develop its policy on early-childhood education but not to create a social media post promoting that policy, he said. Political consultants are primarily using AI for internal tasks, a survey earlier this year from the American Association of Political Consultants found. Fifty-seven percent of the consultants surveyed reported using AI for their work on a daily basis, up from 34 percent a year earlier.

"So far, election-related deepfakes have been quickly debunked or gained little traction in U.S. elections," the article acknowledges.

"More than 30 states have created a patchwork of laws limiting how politicians can use deepfakes in campaigns, but states often have limited resources to enforce the laws, and some have been challenged as unconstitutional."
GNU is Not Unix

FSF is Now on Bluesky - But Won't Advocate Signing Up Due to Nonfree JavaScript (fsf.org) 36

The Free Software Foundation (FSF) is now on Bluesky, they announced this week. But "We can't advocate that you sign up for a Bluesky account like we do with Mastodon or PeerTube since signing up for Bluesky means loading the registration page's nonfree JavaScript..." While federated, Bluesky is generally not considered part of the "fediverse" network of social media services like Mastodon and PeerTube, as it uses its own AT protocol rather than ActivityPub... Hosting your own Bluesky "Personal Data Server (PDS)" and relay is technically possible, but generally far more difficult and resource-intensive than spinning up an instance of Mastodon, let alone any of the lighter-weight ActivityPub servers like Akkoma or Starling.

Much of the Bluesky codebase is freely licensed. This allows users to run, copy, modify, and share large parts of the codebase. However, Bluesky's web client still serves nonfree JavaScript to users, just like its registration page. (Since our script was written for us specifically, we have not extensively vetted all available clients.)

Why did we sign up? Simply put, we have to continue to reach people where they are. Bluesky is a decent choice for us that evades many of the issues of other, more problematic networks... We accepted running Bluesky's nonfree JavaScript a single time if it meant being able to reach people who have never heard of software freedom.

The FSF's blog post advises supporters "If you're on social media, follow the FSF on Bluesky and on Mastodon today."

Slashdot also has an account on Blueky.
Transportation

Auto Companies Call For Ban On Chinese-Made Cars (thehill.com) 475

An anonymous reader quotes a report from The Hill: A group representing American automakers sent a letter (PDF) Thursday to congressional leaders asking for a "permanent ban" on Chinese-made cars in the U.S. John Bozzella, the Alliance for Automotive Innovation's CEO and president, described in the letter China's manufacturing industry as "rooted in a well-documented pattern of unfair trade, subsidies, intellectual property theft and surveillance." Bozzella addressed his request to Senate Majority Leader John Thune (R-S.D.), Senate Minority Leader Chuck Schumer (D-N.Y.), Speaker Mike Johnson (R-La.) and House Minority Leader Hakeem Jeffries (D-N.Y.) -- urging them to back a "permanent ban on the sale, import and manufacture of Chinese connected vehicles," before the 119th Congress concludes in January.

"Right now, Chinese automakers are dumping subsidized vehicles with connected software and hardware around the world," Bozzella wrote, adding that China "is capturing market share" in Europe, Australia, Southeast Asia, Mexico and South America. "This hasn't happened inside the U.S. yet, but given the scale and urgency of this threat, we urge you to enact a Chinese vehicle, software and hardware ban before adjourning this year and make this policy the law of the land," he added. The Alliance for Automotive Innovation, a trade organization representing car manufacturers, represents the "entire" U.S. auto industry, per its website.
Bipartisan bills in the Senate and House would bar automakers with more than 15% Chinese ownership from selling vehicles in the U.S. "Enacting a permanent ban on Chinese vehicles and high-risk hardware and software in the 119th Congress will send a clear and bipartisan message that China's strategy to dominate global automotive manufacturing will be met with a national security policy response from the American government," wrote Bozzella.

Further reading: US Car Buyers Envy What They Cannot Have
AI

Bernie Sanders Proposes Artificial Superintelligence Ban Amid Rogue AI Hackings 164

An anonymous reader quotes a report from The Hill: Sen. Bernie Sanders (I-Vt.) and Rep. Greg Casar (D-Texas) are calling for a permanent ban on the development and deployment of artificial superintelligence, citing a series of recent hackings involving "rogue" models. The bicameral duo announced Thursday they will introduce the Ban Artificial Superintelligence Act, which would institute the permanent ban, along with temporarily pausing "advanced AI development" until federal regulators establish safety standards. The bill would also direct the U.S. to "pursue international agreements to prevent superintelligence from being developed anywhere in the world" and establish a new Cabinet-level federal agency focused on AI safety rules.

Superintelligence refers to AI technologies that will surpass the smartest humans. Several technology leaders, including OpenAI CEO Sam Altman, have suggested superintelligence is on the horizon. The legislation would also set new penalties for any person or company trying to circumvent the ban, including the corporate death penalty, in which a court forces a company to shut down. Individual developers could also face up to 20 years in prison, the lawmakers said.
"Nearly every day, there is a frightening new story about how Big Tech companies are losing control of the technology they are developing, with potentially cataclysmic results," Sanders wrote in a press release.

"The leaders of the major AI companies publicly acknowledge that they do not fully understand the technology and that it is escaping their control. It is irresponsible for society to allow them to move forward and make these products even more advanced."

Casar emphasized AI's fast development, writing in a statement, "In just four years, we have gone from the first version of ChatGPT to AI models so powerful they cannot be properly controlled."
The Courts

Apple Sued For $2.7 Billion Over App Tracking Transparency Rules (engadget.com) 24

A former UK competition official has filed a $2.7 billion lawsuit against Apple on behalf of app developers, alleging its App Tracking Transparency rules unfairly disadvantaged third-party apps while favoring Apple's own advertising ecosystem. Engadget reports: ATT debuted in 2021, ostensibly to give users more control over how much of their activity app developers can track across other apps and websites. The company told Reuters it was "bound by the exact same requirements as all developers."

However, regulators across Europe including in France, Italy and Poland have investigated ATT. Germany's competition regulator, the Federal Cartel Office, last month determined that Apple was favoring its own apps over those from external developers. It said the ATT pop-ups Apple used for its services "had the potential to encourage users to give their consent, whereas they had the potential to discourage consent for third-party apps."

As such, the company agreed to make some changes to how ATT works in the European Union. That follows the French Competition Authority fining Apple $175 million at current rates over ATT last year.

Music

Audacity 4 Rebuilds the Open Source Audio Editor But Leaves Some Features Behind (nerds.xyz) 31

BrianFagioli writes: Audacity 4.0 has been released with a rebuilt Qt interface, a new clip-editing model, customizable workspaces, native high-DPI rendering, and a new AUP4 project format. The open source audio editor also adds ASIO playback and recording support to official Windows builds, while bringing major changes to recording, playback, plugins, and project handling. The overhaul comes with some tradeoffs. Audacity 4.0 currently lacks several features found in Audacity 3, including Time Tracks, Note and MIDI tracks, Mixer, Macro Manager and scripting pipe, VAMP and LADSPA plugin hosting, and play-at-speed. The developers say they plan to bring the missing functionality back in future releases.
The Courts

Google Engineer Accused of Polymarket Insider Trading Says He Was Just Gambling (wired.com) 76

An anonymous reader quotes a report from Wired: Michele Spagnuolo, the Google engineer arrested in May by U.S. authorities for alleged insider trading on Polymarket, is making a new bold bet. On Wednesday, his legal team filed a motion to dismiss the charges against him. Spagnuolo isn't outright denying that he made money using internal information from Google. Instead, his legal team says that the wagers were not financial instruments subject to regulation by the United States' Commodities Exchange Act but rather good old-fashioned international betting that the U.S. has no authority over.

Spagnuolo, who has been placed on leave from Google, is accused of committing commodities fraud, wire fraud, and money laundering. Using the alias "AlphaRaccoon," he allegedly made a series of wagers on Polymarket's flagship platform that resulted in profits totaling over $1.2 million. According to the criminal complaint, "AlphaRaccoon" correctly wagered that the singer D4vd, who gained notoriety for his suspected connection to a grisly killing, would be Google's most-searched person of the year in 2025. (D4vd was later charged with murder; he pleaded not guilty.) [...] Spagnuolo's lawyers argue that defining swaps to include wagers like who the most-searched person on Google will be each year "would fly in the face of the statute's purpose and history" and lead to "absurd results." They say it would make it so that any wager in the world, from a charity raffle to a local Ping-Pong match, could be classified as a financial instrument. "Spagnuolo is basically making the same argument as the states that are suing prediction markets," says a financial services regulation expert Todd Phillips. "This is the issue that will likely go up to the Supreme Court." Featured Video

In addition to disputing the idea that prediction markets offer swaps, Spagnuolo's legal team argues that the U.S. government had no jurisdiction over him in the first place because he's a non-U.S. citizen who was wagering on a non-U.S. platform. Although Polymarket is headquartered in New York, the company's flagship prediction market is banned in the United States and technically is administered by an ostensibly Panama-based entity known as Adventure One QSS. Spagnuolo was living in Zurich, Switzerland, when he allegedly made the Google-related trades on Polymarket. "The extraterritorial argument is interesting and raises the question of whether the U.S. should be the world's prediction markets cop," Philipps says. Spagnuolo's team also claims that the charges should be dismissed because the internal information he supposedly leveraged did not have any commercial value to Google.

Music

Perplexity Will Open Source Its Faster Lily AI Engine For Apple Silicon 17

BrianFagioli writes: Perplexity has built a local artificial intelligence engine designed specifically for Apple silicon and the Qwen3.6-35B-A3B model. Called Lily, the engine uses a Rust runtime and custom Metal kernels, with neither PyTorch nor MLX in its execution path. Perplexity says Lily averaged 23 percent faster prompt processing and 35 percent faster token generation than MLX-LM on an M5 Max MacBook Pro with 128GB of unified memory. Lily is more specialized than MLX-LM, which supports a much wider range of models and architectures. Perplexity says it plans to release Lily as open source, but the code is not available yet, leaving its performance claims dependent on internal testing for now.
Earth

Global Heating Will Hit At Least 1.8C, UN Warns, and There Are 'No Good Outcomes' (theguardian.com) 198

An anonymous reader quotes a report from The Guardian: Global heating will reach at least 1.8C under even the most optimistic future, well beyond the Paris agreement goal of 1.5C, according to a UN report that warns every fraction of temperature rise intensifies destructive extreme weather, glacier melt, ecosystem loss, and island and coastal city submersion. The report by the Nairobi-based UN Environment Program confirmed overshooting the 1.5C goal inscribed in the landmark Paris agreement of 2015 was now "unavoidable" and, despite some progress in addressing the human-caused climate crisis driven by burning fossil fuels, likely in the next few years. It said: "There are no good outcomes above 1.5C."

Heating of up to 3C above preindustrial levels could lead to glaciers losing more than a quarter of their mass by 2100, raising sea levels by up to 13cm. Global food production could decline by up to 14% by 2050 if there are not effective strategies to adapt. Human health, water supplies, nature, cities, infrastructure and economies could all be severely damaged. Some losses would be irreversible. Many communities may have to relocate or change their livelihoods. The report said the best hope for humanity to limit damage was to adopt an "overshoot, peak and decline" pathway that required immediate and sustained greenhouse gas emissions cuts combined with steps to remove carbon dioxide from the atmosphere.

It described the goal of net zero emissions -- increasingly politically contentious in some countries -- as "an essential milestone that cannot be skipped" and stressed carbon dioxide removal through steps such as establishing vast new forests must occur alongside, not as an alternative to, deep cuts in fossil pollution. Crucially, the authors of the report, titled Limiting Overshoot, said the average global temperature could be returned to 1.5C this century only if heating stayed below about 1.8C. They warned nature's capacity to store carbon was uncertain and would shrink the more the planet heats. [...] The report's authors cited earlier work that found limiting heating to about 1.8C required global emissions to be halved by 2035. They said existing national policies were projected to lead to at least 2.3C heating, but it would still be possible to limit stay below 2C if countries delivered on net zero emissions commitments by mid-century.

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