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  • Climate change: Deadly African heatwave ’impossible’ without warming
    https://www.bbc.com/news/science-environment-68835575

    A deadly heatwave in West Africa and the Sahel was “impossible” without human-induced climate change, scientists say.

    Temperatures soared above 48C in Mali last month with one hospital linking hundreds of deaths to the extreme heat.

    Researchers say human activities like burning fossil fuels made temperatures up to 1.4C hotter than normal.

    A separate study on drought in Southern Africa said El Niño was to blame, rather than climate change.

    #climat #afrique

  • Uber agrees $178m payout to Australia taxi drivers
    https://www.bbc.com/news/business-68594134

    18.3.2024 by Peter Hoskins - Uber has agreed to pay A$271.8m ($178.3m; £140m) to settle a lawsuit in Australia, according to a law firm for taxi operators and drivers.

    Maurice Blackburn Lawyers filed the class action on behalf of over 8,000 taxi and hire car owners and drivers.

    The case alleged they lost income when the ride-hailing giant “aggressively” moved into the country.

    “Uber fought tooth and nail at every point along the way,” the law firm said.

    “Since 2018, Uber has made significant contributions into various state-level taxi compensation schemes, and with today’s proposed settlement, we put these legacy issues firmly in our past,” Uber said in a statement.

    The company did not disclose the size of the proposed settlement.

    “It would be inappropriate to comment on specifics until the agreement is finalised and the settlement is disclosed to the court,” it said.

    The class action was filed against Uber in 2019 in the Supreme Court of Australia’s Victoria state.

    “This case succeeded where so many others have failed. In Victoria, Queensland and Western Australia, cases were brought against governments and all of them failed,” Maurice Blackburn principal lawyer Michael Donelly said.

    “What our group members asked for was not another set of excuses - but an outcome - and today we have delivered it for them,” he added.

    Before any pay out can be made the court still needs to approve the proposed settlement as being in the best interests of group members.

    San Francisco-based Uber, which was founded in 2009, operates in around 70 countries and more than 10,000 cities globally.

    Over the years, it has faced protests by taxi drivers in cities around the world.

    In December 2023, the company won a lawsuit brought against it by 2,500 taxi drivers in France.

    A Paris commercial court ruled that Uber had not committed acts of unfair competition.

    The taxi drivers had been seeking €455m ($495.4m; £389m).

  • Gaza medics tell BBC that Israeli troops beat and humiliated them after hospital raid
    https://www.bbc.com/news/world-middle-east-68513408

    Ahmed Abu Sabha, a doctor at Nasser hospital, described being held for a week in detention, where, he said, muzzled dogs were set upon him and his hand was broken by an Israeli soldier.

    His account closely matches those of two other medics who wanted to remain anonymous for fear of reprisals.

    They told the BBC they were humiliated, beaten, doused with cold water, and forced to kneel in uncomfortable positions for hours. They said they were detained for days before being released.

    The BBC supplied details of their allegations to the Israel Defense Forces (IDF). They did not respond directly to questions about these accounts, or deny specific claims of mistreatment. But they denied that medical staff were harmed during their operation.

    They said that “any abuse of detainees is contrary to IDF orders and is therefore strictly prohibited”.

    #sionisme #criminel #mensonger

  • John Barnett, lanceur d’alerte chez Boeing qui avait soulevé des inquiétudes sur la production, retrouvé mort | Actualités mondiales ► Yourtopia
    https://www.yourtopia.fr/john-barnett-lanceur-dalerte-chez-boeing-qui-avait-souleve-des-inquietudes

    John Barnett, ancien employé de Boeing et lanceur d’alerte sur les normes de production de l’entreprise, a été retrouvé mort aux États-Unis, selon des rapports médiatiques. Barnett, qui avait travaillé pour Boeing pendant 32 ans avant de prendre sa retraite en 2017, avait exprimé des préoccupations concernant la sécurité des avions produits par l’entreprise.

    Boeing whistleblower found dead in US - BBC News
    https://www.bbc.com/news/business-68534703

    Boeing said it was saddened to hear of Mr Barnett’s passing. The Charleston County coroner confirmed his death to the BBC on Monday.

    It said the 62-year-old had died from a “self-inflicted” wound on 9 March and police were investigating.

  • Ukraine war : Eastern residents brace for Russian advance - BBC News

    https://www.bbc.com/news/world-europe-68493215

     :(

    Ukraine war: Eastern residents brace for Russian advance

    War in Ukraine

    Mariya surveys a destroyed gym hallImage source, BBC/XAVIER VANPEVENAEGE

    By James Waterhouse
    BBC Ukraine correspondent in the Donetsk region

    In eastern Ukraine, the tide of this war hasn’t just changed - it’s coming in fast.

    “We know what’s coming,” says Mariya as she packs up the TV in her flat in Kostyantynivka. She’s having it delivered to Kyiv before making the journey there with her son.

    “We’re tired all day [and suffer] moods and panic attacks. It’s constantly depressing, and we’re scared.”

    In February, Russia captured the strategic town of Avdiivka. Since then, the invaders have advanced further west, and taken several villages.

  • Vietnam : Leaked Communist Party document warns of ’hostile forces’ - BBC News
    https://www.bbc.com/news/world-asia-68443392

    Au #Vietnam, le Parti communiste cherche à se prémunir de tout risque de « subversion occidentale »
    https://www.lemonde.fr/international/article/2024/03/01/au-vietnam-le-parti-communiste-cherche-a-se-premunir-de-tout-risque-de-subve

    […]

    C’est ce que révèle une directive [« directive 24 »] secrète du bureau politique du PCV, le collectif suprême de direction du parti, rendue publique le 1er mars par Project88, une ONG de défense des droits humains au Vietnam basée aux Etats-Unis.

    […]

    Le document alerte sur les « risques latents de dépendance envers l’étranger, de manipulation et d’exploitation de certains “sujets sensibles” ». « Les forces hostiles et réactionnaires, poursuit le préambule, ont tiré tous les avantages possibles de [notre] processus d’intégration internationale pour accroître leurs activités de sabotage et de transformation politique interne ; (…) elles créent des connexions, fomentent des mouvements, forment des réseaux et des alliances de soi-disant “société civile”, des “syndicats indépendants”, tout cela préparant le terrain à la formation de groupes d’opposition politique intérieurs. »

    [Ceci] se manifeste trois mois après la visite à Hanoï du président américain : Joe Biden avait obtenu, en septembre 2023, la montée en grade du partenariat stratégique entre le Vietnam et les Etats-Unis au niveau de celui du Vietnam avec la Russie et la Chine, ouvrant la porte à un élargissement significatif de la coopération entre les deux pays, notamment en matière de hautes technologies.

    Il vous reste 63.61% de cet article à lire. La suite est réservée aux abonnés.

    • Any legal deliberation on whether the raid constituted a disproportionate use of force, and therefore a war crime, must await an independent investigation. With no end to the war in sight, that process may take a long time.

      Pendant ce temps, des dizaines de milliers de personnes ont été exécutées, sont exécutées, sans enquête préalable, ni jugement.

  • 2021

    Amnesty strips Alexei Navalny of ’prisoner of conscience’ status - BBC News
    https://www.bbc.com/news/world-europe-56181084

    […] on review, Amnesty International concluded that comments made by Navalny some 15 years ago, including a video which appears to compare immigrants to cockroaches, amounted to “hate speech” which was incompatible with the label “prisoner of conscience”.

  • #Pakistan election: Politician gives up seat he says was rigged for his win - BBC News
    https://www.bbc.com/news/world-asia-68302678

    Hafiz Naeem ur Rehman of the Jamaat-e-Islami party had been named the victor of the provincial assembly seat PS-129 in the city of Karachi.
    But this week he claimed the candidate backed by Imran Khan’s PTI party had secured far more votes and that their tally had been reduced.
    As such he would relinquish the seat.

    “If anyone wants to make us win in an illegitimate manner, we will not be accepting that,” Mr Rehman said at a press conference held by his party on Monday.

    He added: “Public opinion should be respected, let the winner win, let the loser lose, no one should get anything extra.”

    He said that while he had received more than 26,000 votes, the independent candidate Saif Bari, backed by the PTI, had received 31,000 votes - but these were presented as 11,000 votes.
    Pakistani electoral authorities have denied the allegations. It is unclear who will take up the PS-129 seat now.

    But the incident is just the latest highlighting the crisis around Pakistan’s elections held last Thursday, which have been marred by allegations of widespread vote fraud and interference, which were said to have damaged candidates affiliated with Khan.

    #états-unis

  • Quelle surprise ! Les caisses libres services dans les supermarchés ne tiennent pas leurs promesses : https://www.bbc.com/worklife/article/20240111-it-hasnt-delivered-the-spectacular-failure-of-self-checkout-technology - les queues aux caisses n’ont pas diminué, les vols ont augmenté, certains magasins voudraient faire machines arrières et leur redonner leur caractère de paiement d’appoint, mais les investissements ont été trop élevés...

    • Unstaffed tills were supposed to revolutionise shopping. Now, both retailers and customers are bagging many self-checkout kiosks.
      I
      It’s a common sight at many retail stores: a queue of people, waiting to use a self-checkout kiosk, doing their best to remain patient as a lone store worker attends to multiple malfunctioning machines. The frustration mounts while a dozen darkened, roped-off and cashier-less tills sit in the background.

      For shoppers, self-checkout was supposed to provide convenience and speed. Retailers hoped it would usher in a new age of cost savings. Their thinking: why pay six employees when you could pay one to oversee customers at self-service registers, as they do their own labour of scanning and bagging for free?

      While self-checkout technology has its theoretical selling points for both consumers and businesses, it mostly isn’t living up to expectations. Customers are still queueing. They need store employees to help clear kiosk errors or check their identifications for age-restricted items. Stores still need to have workers on-hand to help them, and to service the machines.

      The technology is, in some cases, more trouble than it’s worth.

      “It hasn’t delivered anything that it promises,” says Christopher Andrews, associate professor and chair of sociology at Drew University, US, and author of The Overworked Consumer: Self-Checkouts, Supermarkets, and the Do-It-Yourself Economy. “Stores saw this as the next frontier… If they could get the consumer to think that [self-checkout] was a preferable way to shop, then they could cut labour costs. But they’re finding that people need help doing it, or that they’ll steal stuff. They ended up realising that they’re not saving money, they’re losing money.”
      One of the frustrations of self-checkout can be the extra work of having to find a specific PLU code to ring up a purchase (Credit: Alamy)

      Unexpected problems in the bagging area

      Many retail companies have invested millions – if not billions – of dollars in self-checkout technology, which Andrews says was first developed during the 1980s, and started appearing in stores in the 1990s. They’re not exactly cheap to get into stores: some experts estimate a four-kiosk system can run six figures.

      Despite the cost to install them, many retailers are reversing course on the tech. Target, for instance, is restricting the number of items self-checkout customers can purchase at one time. Walmart has removed some self-checkout kiosks in certain stores to deter theft. In the UK, supermarket chain Booths has also cut down on the number of self-service kiosks in its stores, as customers say they’re slow and unreliable.

      Dollar General, one of the fastest-growing retailers in the US, is also re-thinking its strategy. In 2022, the discount chain leaned heavily into self-checkout technology – it’s not uncommon to see only one or two employees staffing an entire Dollar General store in some areas. Despite the investment, they are now planning to increase the number of employees in stores “and in particular, the checkout area”, according to the company’s CEO, Todd Vasos.

      “We had relied and started to rely too much this year on self-checkout in our stores,” he said during the company’s Q3 2023 earnings call on 7 December 2023. “We should be using self-checkout as a secondary checkout vehicle, not a primary.” (Dollar General did not respond to the BBC’s requests for comment).
      Some data shows retailers utilising self-checkout technology have loss rates more than twice the industry average
      Some retailers cite theft as a motivator for ditching the unstaffed tills. Customers may be more willing to simply swipe merchandise when using a self-service kiosk than they are when face-to-face with a human cashier. Some data shows retailers utilising self-checkout technology have loss rates more than twice the industry average.

      In addition to shrink concerns, experts say another failure of self-checkout technology is that, in many cases, it simply doesn’t lead to the cost savings businesses hoped for. Just as Dollar General appears poised to add more employees to its check-out areas, presumably increasing staffing costs, other companies have done the same. Despite self-checkout kiosks becoming ubiquitous throughout the past decade or so, the US still has more than 3.3 million cashiers working around the nation, according to data from the US Bureau of Labor Statistics.

      Humans or machines?

      Consumers want this technology to work, and welcomed it with open arms. However, years later, they’re still queueing for tills; waiting for store-staff assistance with errors or age checks; and searching high and low for the PLU code of the Walla Walla Sweet Onions they’re trying to purchase.

      In a 2021 survey of 1,000 American shoppers, 60% of consumers said they prefer to use self-checkout over a staffed checkout aisle when given the choice, yet 67% of consumers have had the technology fail while trying to use it.

      Experts say some self-checkout kiosks may stand abandoned as some shoppers transition backed to staffed tills (Credit: Alamy)
      The bottom line is businesses want to cut costs, and shoppers want to get in and out of a store. If self-checkout isn’t the answer, they’ll find another avenue.

      “It’s not that self-checkout technology is good or bad, per se… [but] if we try self-checkout and realise we’re not benefitting from it, we might switch back to not using it,” says Amit Kumar, an assistant professor of marketing and psychology at the University of Texas, who studies consumer behaviour and decision-making.

      That appears to be happening in many cases, as customers’ frustrations with the technology persist. But Andrews says that while stores may change up their strategies – as seen with Dollar General and others – many large retail chains are likely to keep kiosks in stores due to sunk costs. “They spent billions putting it in stores, and are hoping they can still get the public to buy into it,” he says.

      Retailers may continue to rely on the technology, but many aren’t putting all their farm-fresh eggs in the self-checkout basket. Instead, they’re increasingly giving customers the option to choose between human and machine.

      For the customers that do choose to do the labour themselves, there’s one thing Andrews believes won’t change. However ubiquitous the technology is, and however much consumers get used to using the kiosks, shoppers are likely to find themselves disappointed and frustrated most of the time.

      “It was part of a larger experiment in retail in trying to socialise people into using it,” he says. Simply, “customers hate it”.

      #caisses_automatiques #grande_distribution #commerce #commerce_alimentaire #vol #solutionnsme_technologique

  • Le régulateur américain ordonne l’inspection de Boeing 737 MAX 9, suspendus de vol après l’envol d’une porte
    https://www.lemonde.fr/economie/article/2024/01/06/le-regulateur-americain-ordonne-l-inspection-de-boeing-737-max-9-suspendus-d

    La compagnie aérienne américaine Alaska Airlines a décidé de maintenir au sol ses 737 MAX 9 après l’envol spectaculaire d’une porte qui a provoqué, vendredi soir, l’atterrissage d’urgence de l’un de ses appareils avec 177 personnes à bord aux Etats-Unis.

    #737_MAX #BOEING

  • Amazon drought: ’We’ve never seen anything like this’

    The Amazon rainforest experienced its worst drought on record in 2023. Many villages became unreachable by river, wildfires raged and wildlife died. Some scientists worry events like these are a sign that the world’s biggest forest is fast approaching a point of no return.

    As the cracked and baking river bank towers up on either side of us, Oliveira Tikuna is starting to have doubts about this journey. He’s trying to get to his village, in a metal canoe built to navigate the smallest creeks of the Amazon.

    Bom Jesus de Igapo Grande is a community of 40 families in the middle of the forest and has been badly affected by the worst drought recorded in the region.

    There was no water to shower. Bananas, cassava, chestnuts and acai crops spoiled because they can’t get to the city fast enough.

    And the head of the village, Oliveira’s father, warned anyone elderly or unwell to move closer to town, because they are dangerously far from a hospital.

    Oliveira wanted to show us what was happening. He warned it would be a long trip.

    But as we turn from the broad Solimões river into the creek that winds towards his village, even he is taken aback. In parts it’s reduced to a trickle no more than 1m (3.3ft) wide. Before long, the boat is lodged in the river bed. It’s time to get out and pull.

    “I’m 49 years old, we’ve never seen anything like this before,” Oliveira says. “I’ve never even heard of a drought as bad as this.”

    After three hours of trudging up the drying stream, we give up and turn back.

    “If it dries out any more than that, my family will be isolated there,” Oliveira says.

    To get in or out they’ll have to walk across a lakebed on the other side of the village. But that’s dangerous - there are snakes and alligators there.

    The rainy season in the Amazon should have started in October but it was still dry and hot until late November. This is an effect of the cyclical El Niño weather pattern, amplified by climate change.

    El Niño causes water to warm in the Pacific Ocean, which pushes heated air over the Americas. This year the water in the North Atlantic has also been abnormally warm, and hot, dry air has enveloped the Amazon.

    “When it was my first drought I thought, ’Wow, this is awful. How can this happen to the rainforest?’” says Flávia Costa, a plant ecologist at the National Institute for Amazonian Research, who has been living and working in the rainforest for 26 years.

    “And then, year after year, it was record-breaking. Each drought was stronger than before.”

    She says it’s too soon to assess how much damage this year’s drought has done, but her team has found many plants “showing signs of being dead”.

    Past dry seasons give an indication of the harm that could be done. By some estimates the 2015 “Godzilla drought” killed 2.5bn trees and plants in just one small part of the forest - and it was less severe than this latest drought.

    “On average, the Amazon stopped functioning as a carbon sink,” Dr Costa says. “And we mostly expect the same now, which is sad.”

    As well as being home to a stunning array of biodiversity, the Amazon is estimated to store around 150bn tonnes of carbon.

    Many scientists fear the forest is racing towards a theoretical tipping point - a point where it dries, breaks apart and becomes a savannah.

    As it stands, the Amazon creates a weather system of its own. In the vast rainforest, water evaporates from the trees to form rain clouds which travel over the tree canopy, recycling this moisture five or six times. This keeps the forest cool and hydrated, feeding it the water it needs to sustain life.

    But if swathes of the forest die, that mechanism could be broken. And once this happens there may be no going back.

    Brazilian climatologist Carlos Nobre first put forward this theory in 2018. The paper he co-authored says that if the Amazon is deforested by 25% and the global temperature hits between 2C and 2.5C above pre-industrial levels, the tipping point will be hit.

    “I’m even more worried now than I was in 2018,” he says. “I just came back from COP28 and I’m not optimistic that greenhouse gases will be reduced by the agreement targets. If we exceed 2.5C, the risks to the Amazon are horrendous.”

    Currently 17% of the Amazon has been deforested and the global temperature is 1.1C to 1.2C above pre-industrial levels.

    But Dr Nobre finds some hope in the fact that deforestation fell in all countries of the Amazon this year and that all are committed to getting it to zero by 2030. He believes Brazil can get there even sooner.

    Not all scientists agree the forest will be transformed completely if Dr Nobre’s tipping-point conditions occur. Dr Flávia Costa’s research indicates that parts of the forest will survive - particularly those with easy access to groundwater, such as valleys.

    But there are worrying signs of degradation everywhere. In Coari, a city in the heart of the Amazon, the air was thick with smoke as we headed off for Oliveira’s village.

    When the forest is dry, small fires set to clear land for planting crops burn out of control. Usually they burn in already degraded or deforested parts of the Amazon but this year has seen more fires in untouched or primary forest.

    And there are other signs that the ecosystem is struggling. In two lakes in the region hundreds of dolphins have been found dead.

    “It was just devastating,” says Dr Miriam Marmontel, from the Mamirauá Institute for Sustainable Development. “We were dealing with live animals, beautiful specimens and then five days later, we had 70 carcasses.”

    In a matter of weeks they found 276 dead dolphins. Dr Marmontel believes it’s the temperature of the water that is killing them. It reached 40.9C in places, nearly 4C higher than dolphin - and human - body temperature.

    “You can imagine, the animal that has its whole body immersed in that water for so many hours,” Dr Marmontel says. “What do you do? That’s where you live, then all of a sudden, you’re in the middle of this soup and you can’t get away.”

    In her 30 years living in the Amazon, Dr Marmontel never imagined she would see it so dry. She is shocked by how quickly the climate is changing.

    “It was like a slap in the face. Because it’s the first time that I see and I feel what’s happening to the Amazon,” she says.

    “We always say these animals are sentinels because they feel first what’s going to come to us. It’s happening to them, it’s going to happen to us.”

    For Oliveira, too, this year has been a wake up call.

    “We know that we are very much to blame for this, we haven’t been paying attention, we haven’t been defending our mother Earth. She is screaming for help,” he says.

    “It’s time to defend her.”

    https://www.bbc.com/news/world-latin-america-67751685
    #Amazonie #sécheresse

  • Sans les États-Unis, Israël n’existe plus.

    Et l’appui américain assure à Israël l’impunité qui en fait un état hors de toute loi et hors de toute morale. Ce n’est pas le seul état dans ce cas, loin de là, mais la résistance d’Israël à se plier au Droit (utilisation des assassinats extra-judiciaire et du terrorisme, non respect des Résolutions de l’ONU, envahissement des pays voisins, pratique de la torture, crimes de guerre, non respect des Conventions de Genève, Epuration ethnique, et maintenant génocide) date, il me semble, de la création de l’état.

    Pourquoi ce soutien américain ? Cet article y répond assez bien en analysant plusieurs facteurs :

    https://www.bbc.com/afrique/articles/cn48gdqp3eqo

  • ’The devil’s rope’: How barbed wire changed America
    https://www.bbc.com/news/business-40448594

    7.8.2017 by Tim Harford - Late in 1876, so the story goes, a young man named John Warne Gates built a wire-fence pen in the middle of San Antonio, Texas.

    He rounded up some of the toughest and wildest longhorns in all of Texas. That’s how he described them.

    Others say the cattle were a docile bunch. And there are those who wonder whether this particular story is true at all. But never mind.

    John Warne Gates - who would become known as “Bet A Million Gates” - took bets from onlookers as to whether the powerful beasts could break through the fragile-seeming wire. They couldn’t.

    Image caption : John Warne Gates was quick to see the potential of barbed wire in redefining the US landscape

    Even when Gates’s sidekick, a Mexican cowboy, charged at the cattle howling Spanish curses and waving a burning brand in each hand, the wire held.

    Bet-A-Million Gates was selling a new kind of fence, and the orders soon came rolling in.

    Transformative

    The advertisements of the time touted it as “The Greatest Discovery Of The Age”, patented by Joseph Glidden, of De Kalb Illinois. Gates described it more poetically: “lighter than air, stronger than whiskey, cheaper than dust”.

    We simply call it barbed wire.

    Calling it the greatest discovery of the age might seem hyperbolic, even allowing for the fact that the advertisers didn’t know Alexander Graham Bell was about to be awarded a patent for the telephone.

    But while we accept the telephone as transformative, barbed wire wrought huge changes on the American West, and much more quickly.

    Joseph Glidden’s design for barbed wire wasn’t the first, but it was the best.

    Image caption ;Joseph Glidden’s barbed wire would make his fortune

    Glidden’s design is recognisably modern.

    The wicked barb is twisted around a strand of smooth wire, then a second strand of smooth wire is twisted together with the first to stop the barbs from sliding around. American farmers snapped it up.

    There was a reason they were so hungry for it.

    A few years earlier, President Abraham Lincoln had signed the Homestead Act of 1862.

    Uncharted territory

    The act specified that any honest citizen - including women, and freed slaves - could lay claim to up to 160 acres (0.6 sq km) of land in America’s western territories. All they had to do was build a home there and work the land for five years.

    Image caption : The 1862 Homestead Act set out the rules on who could own land in the western territories

    But the prairie was a vast and uncharted expanse of tall, tough grasses, a land suitable for nomads, not settlers. It had long been the territory of the Native Americans.

    After Europeans arrived and pushed west, the cowboys roamed free, herding cattle over the boundless plains.

    But settlers needed fences, not least to keep those free-roaming cattle from trampling their crops. And there wasn’t a lot of wood - certainly none to spare for fencing in mile after mile of what was often called “The American Desert”.

    Farmers tried growing thorn-bush hedges, but they were slow-growing and inflexible. Smooth wire fences didn’t work either - the cattle simply pushed through them.

    Barbed wire changed what the Homestead Act could not.

    Image caption : By the end of the Civil War, in 1865, 15,000 homestead claims had been established

    Until it was developed, the prairie was an unbounded space, more like an ocean than a stretch of arable land.

    Private ownership of land wasn’t common because it wasn’t feasible.

    ’The devil’s rope’

    Barbed wire also sparked ferocious disagreements.

    The homesteading farmers were trying to stake out their property - property that had once been the territory of various Native American tribes. No wonder those tribes called barbed wire “the devil’s rope”.

    The old-time cowboys also lived on the principle that cattle could graze freely across the plains - this was the law of the open range. The cowboys hated the wire: cattle would get nasty wounds and infections.

    When the blizzards came, the cattle would try to head south. Sometimes they got stuck against the wire and died in their thousands.

    Other cowmen adopted barbed wire, using it to fence off private ranches. And while barbed wire could enforce legal boundaries, many fences were illegal - attempts to commandeer common land for private purposes.

    As the wire’s dominion spread, fights started to break out.

    In the “fence-cutting wars”, masked gangs such as the Blue Devils and the Javelinas cut the wires and left dire threats warning fence-owners not to rebuild. There were shootouts and some deaths.

    Eventually, the authorities clamped down. The fence-cutting wars ended, The barbed wire remained.

    “It makes me sick,” said one trail driver in 1883, “when I think of onions and Irish potatoes growing where mustang ponies should be exercising and where four-year-old steers should be getting ripe for market.”

    And if the cowboys were outraged, the Native Americans suffered much more.

    These ferocious arguments on the frontier were reflected in a philosophical debate.

    The English 17th Century philosopher John Locke - a great influence on the founding fathers of the United States - puzzled over the problem of how anybody might legally come to own land. Once upon a time, nobody owned anything.

    Locke argued that we all own our own labour. And if you mix your labour with the land that nature provides - for example, by ploughing the soil - then you’ve blended something you definitely own with something that nobody owns. By working the land, you’ve come to own it.

    Nonsense, said Jean-Jacques Rousseau, an 18th Century philosopher from Geneva who protested against the evils of enclosure.

    In his Discourse on Inequality, he lamented “the first man who, having enclosed a piece of ground, bethought himself of saying, ’This is mine,’ and found people simple enough to believe him.” This man, said Rousseau, “was the real founder of civil society”.

    The importance of ownership

    He did not intend that as a compliment.

    But it’s certainly true that modern economies are built on the legal fact that most things - including land and property - have an owner, usually a person or a corporation.

    The ability to own private property also gives people an incentive to invest in and improve what they own - whether that’s a patch of land in the American Midwest, or an apartment in the Indian city of Kolkata (Calcutta), or even a piece of intellectual property such as the rights to Mickey Mouse.

    It’s a powerful argument - and it was ruthlessly and cynically deployed by those who wanted to argue that Native Americans didn’t really have a right to their own territory, because they weren’t actively developing it in the style that Europeans saw fit.

    So the story of how barbed wire changed the West is also the story of how property rights changed the world.

    And it’s also the story of how, even in a sophisticated economy, what the law says sometimes matters less than matters of simple practicality.

    The 1862 Homestead Act laid out the rules on who owned what in the western territories. But those rules didn’t mean much before they were reinforced by barbed wire.

    Meanwhile, the barbed wire barons Gates and Glidden became rich - as did many others.

    The year that Glidden secured his barbed wire patent, 32 miles (51km) of wire were produced.

    Six years later, in 1880, the factory in De Kalb turned out 263,000 miles (423,000km) of wire, enough to circle the world 10 times over.