How Geoengineering May Thicken Arctic Sea Ice: Duration and Implications Explored

Real Ice Trial in Canada

The Real Ice trial in Canada involved pumping seawater from beneath the ice sheet to the surface.

Image credit: Real Ice

Every winter, Canadian researchers construct approximately 7,000 kilometers of ice roads. This innovative method involves pumping water onto the surface, where it freezes, thereby thickening the ice layer for large vehicles, analogous to what’s shown in the Ice Road Truckers television series.

Could we apply this technique to Arctic sea ice to prevent its rapid disappearance? This crucial question is being explored through geoengineering experiments conducted in Canada and Norway during 2024 and 2025. The implications are significant, as Arctic sea ice is projected to completely vanish during summer months by the 2030s. The loss of ice diminishes its capability to reflect sunlight, exposing the ocean’s surface, which absorbs more heat.

Both trials demonstrated that sea ice thickness increased, with Canadian scientists reporting a slower melting rate during summer, while Norwegian researchers asserted otherwise. Ongoing tests are crucial for confirming these findings.

“Yes, the ice is getting thicker, but how that affects its eventual disappearance remains an unresolved issue,” observes Christian Haas, who analyzed results from the Norwegian study at the Alfred Wegener Institute in Bremerhaven, Germany.

In April 2024, researchers from Dutch company Arctic Reflections drilled a hole through about a meter of ice in a lagoon in Svalbard, subsequently injecting seawater to create a significant puddle of slush that froze solid within three days, increasing the sea ice thickness from 90 centimeters to 1.16 meters. However, by June, cameras observed that the thickened ice began to deteriorate and ultimately melted away.

Between December 2024 and February 2025, British company Real Ice executed similar operations, flooding eight sites in the Northwest Passage, just south of Indigenous communities in Cambridge Bay, Canada. This experiment resulted in frozen sections extending to 250,000 square meters, effectively doubling the thickness of the ice.

By May 2025, average thickness at sites flooded in January and February reached 1.93 meters, compared to 1.62 meters at control sites.

The process of seawater freezing expels salt, making the ice more saline. While thicker ice is easier to form, Haas warns that this saline condition can ultimately accelerate melting, akin to salting roads in winter: “It’s not just about thickness; quality matters too,” he states.

Yet, brine might also facilitate melting water drainage, potentially mitigating ice loss. Andrea Cecolini, from Real Ice, indicated that melting in Canadian trial sites appeared slower than average, extending an additional 7 to 10 days beyond historical trends.

Both experiments indicated an increase in ice brightness with thickness. Satellite imagery from June highlighted the Real Ice test site as a prominent white patch amidst melting waters. “We were contributing to the effort against climate change,” Cecolini asserts.

Nevertheless, the Arctic Reflections study concluded that the cooling effects may not sufficiently counterbalance the warming introduced by pumps and vehicle emissions.

Years of research are essential to evaluate whether thickening Arctic sea ice could effectively support conservation efforts, as emphasized by Michelle Tsamados from University College London, who is modeling these dynamics with £9.9 million in funding from the UK government, which also sponsors Real Ice and Arctic Reflections.

“The local effects could be beneficial,” Tsamados mentions. “But what about larger scales? Can we achieve this over 10km or 100km?”

The implications for ice-dwelling organisms like algae, polar bears, and seals remain uncertain. However, if it proves viable, Real Ice anticipates deploying half a million underwater drones to refreeze up to 1 million square kilometers of sea ice.

Arctic Reflections is also evaluating areas, such as the Channel, where sea ice tends to migrate south and melt.

Last year, a collective of 42 scientists published an article contending that polar geoengineering, including sea ice thickening, may be impractical and could hinder emission reduction efforts.

“This technique might work on a small scale but isn’t a feasible large-scale solution,” argues Michael Meredith, formerly with the British Antarctic Survey and not involved in this research.

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Source: www.newscientist.com

Tekken 8: The Power of 3D Fighting Explored in New Review

IIt's been nearly 30 years since the original Tekken hit arcades, facing off against Sega's Virtua Fighter and starting a decade-long battle for 3D fighting supremacy. The game's smooth, detailed 3D visuals, engaging characters, and easy-to-access four-button control system brought a new generation of fans to the fighting game genre when it debuted on PlayStation. Subsequent installments in the series have built on that solid track record, although they haven't always had the same impact. . Tekken 7 was a subtle step forward that rewarded dedicated players, but Tekken 8 feels like the first version in a while that truly ups the ante and appeals to newcomers. The result is a thrilling and vibrant video game.

For the uninitiated, Tekken 8 is the latest in a series of fighting games from arcade legends Namco. In this game, a group of brilliantly flashy warriors compete to win the King of Iron Fist tournament in his one-on-one battles in a closed arena. Players fight against increasingly powerful computer-controlled enemies in arcade and story modes, and against each other in local and online competitive matches.

Unlike 2D fighting games such as Street Fighter, characters can not only move on a 2D plane, but also pivot around each other, which adds a sense of depth. The combat system is also very different. In Tekken he uses four buttons, each controlling a different limb, so his basic move set is his two kicks and his two punches, and pressing two at the same time gives you access to a throw. Masu. You can chain button presses into sequences to access more powerful combinations (combos), and pressing both the short and long sides of the D-pad analog stick adds even more force. Tactics range from attacking the opponent with quick jabs and kicks to drain their defenses, to juggling the opponent in the air like a deranged circus performer.




“A love letter to arcade culture”…Tekken 8. Photo provided by: Bandai Namco Entertainment

Each fighter has a unique style that combines real martial arts and quasi-magical attacks. There's a ridiculous backstory about the Mishima family during the war, and they're like the Roy family from Succession, but with more wrestling and throwing each other into volcanoes. One of his characters in the game is a giant panda. That's pretty much all you need to know.

If it sounds like a relic from a bygone era, it is and it is not. Tekken 8 is a graphic and technical marvel, and his 32 characters are exquisitely detailed, exquisitely animated, and packed with personality and dignity. In addition to veteran fighters such as the rogue American street fighter Paul Phoenix and the psychic wildlife warden Jun Kazama (returning after a long hiatus), there are also three newcomers: Victor, Reina, and nervous coffee genie Azucena. . Nina Williams in a purple dress with tassels, Sergei Dragunov in high-heeled biker boots, giant cyborg Jack-8 showing off his crushing telescopic fists, all looking incredible That's the feeling.

With so many characters, the characters might feel the same, but there's real diversity here, so whether you're flying through the skies as Alisa Bosconovitch, a beautiful jet-powered android, or Zafina's You can also crawl with creepy tarantulas. The combo gives her a stunning light show of flames and pulsating energy waves. The sound effects that accompany every movement, such as bone-crushing impacts and whiplash sounds, are also fun. The sheer nuclear force of a king suplex or a kick to Li Chaolan's jaw reverberates through the speakers like a crazy Shaw Brothers fight scene at maximum volume.




Lots of beans… Azucena from “Tekken 8”. Photo provided by: Bandai Namco Entertainment

Critical to Tekken 8's success are two new features: Heat and Arcade Quest. Heat His system, accessed via the right shoulder button, supercharges the fighter for a short period of time, giving them devastating smash moves and ensuring regular attacks do damage even when an opponent is blocking. However, the Heat only have access to him once per game, so timing is everything. Do you activate it early to get a head start, or do you save it as a sort of “get out of nowhere” card for when you’re pushed into a corner?

In the latter situation, Tekken 8 also uses a new interpretation of the Rage system introduced in Tekken 6, which adds extra power to your moves when your health drops below a certain point. In this game, you can also use the character Rage's art. This is an epic super move that will destroy your opponent. My favorite so far is Brian Fury's absolutely crushing storm of mega-punch, culminating in a laser-guided haymaker capable of knocking the moon out of orbit. While Rage doesn't quite match the fighting sim Mario Kart Blue Shell, it does imbue you with a never-say-die attitude that lets you see matches thrillingly turned upside down on the brink of death. .

Then there's Arcade Quest, a sort of narrative role-playing tutorial mode. Create your avatar and travel through the coin-op palace, training key moves and combos while battling non-player characters who offer hints and encouragement. As you win matches and win certain challenges, you unlock new items and rewards, making this a really fun and highly effective way to learn.

It's also a great preview of the online multiplayer mode, which takes your avatar into a vibrant hub world known as the Fight Lounge (which seems like a lot of clubs I've been to), and where you can play with others. You can meet players and challenge them to a duel. There's also a chat system and a place to customize your character and play a light-hearted game of Tekken Ball, your answer to volleyball. I love the attempt to remind me of the arcade atmosphere of the 1980s and 1990s and emphasize friendly competition and camaraderie. Indeed, Tekken 8 producer Michael Murray said, called it “A love letter to arcade culture.”

As someone who has been playing Tekken since 1995, once smashing a PlayStation controller into pieces trying to beat Kazuya Mishima in Tekken 2, and as a young games journalist, I found myself writing for the official PlayStation Magazine. As someone who used to take countless screenshots of Yoshimitsu's helicopter in the game room, Stomp, Tekken 8 is a lot of fun. It's both familiar and new, quirky and intuitive, and accomplishes what all good fighting games do. It feels incredible when you pull off a series of elusive movements with almost ballet-like effect. Tekken was once looked down upon by Street Fighter and Virtua Fighter veterans as a flashy poser, with its combos seen as too automated and unexpressive. But subsequent Tekken titles have added subtle complications, and now in Tekken 8, everyone wants to see how it works.

The King of Iron Fist Tournament is being called. Once again, it's time to answer.

“Tekken 8” has been released

Source: www.theguardian.com