Tag Archives: كوربيديا للاخبار

Peut-on recycler les batteries des véhicules électriques ?

La voiture électrique permet de décarboner en partie les transports, mais le devenir des batteries après leur utilisation reste un problème ouvert. Michael Marais, Flickr, CC BY Serge Pelissier, Université Gustave Eiffel La quantité de batteries lithium-ion fabriquées a été multipliée par 80 entre 2000 et 2018. En 2018, 66 % d’entre elles étaient utilisés dans des véhicules électriques. Le développement …

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Camino a la COP26: ¿Qué medidas son las más urgentes para reducir las emisiones de CO2?

Shutterstock / r rafapress Pedro Linares, Universidad Pontificia Comillas; Alberto Sanz Cobeña, Universidad Politécnica de Madrid (UPM); Ivanka Puigdueta Bartolomé, Universidad Politécnica de Madrid (UPM); Margarita Mediavilla Pascual, Universidad de Valladolid; María Teresa Cuerdo Vilches, Instituto de Ciencias de la Construcción Eduardo Torroja (IETcc – CSIC), and Roberto Álvarez Fernández, Universidad Nebrija El último informe del Panel Intergubernamental de Cambio …

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COP26: here’s how much progress the UK has made on three key net zero pledges

Ashley Fly, Loughborough University; Grant Wilson, University of Birmingham, and Ljubomir Jankovic, University of Hertfordshire The UK is hosting the 26th annual UN climate summit in Glasgow. Boris Johnson’s government boasts of having the most ambitious climate change targets in the world. But how is the country’s progress to net zero emissions by 2050 going? We asked three experts to …

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Les enfants ne comprennent pas les sarcasmes

Comprendre l’ironie implique également d’autres types de capacités que les compétences strictement linguistiques. Brian A Jackson /Shutterstock Mireia Orgilés, Universidad Miguel Hernández and José Pedro Espada, Universidad Miguel Hernández « Regarde si tu ne pourrais pas éclabousser encore un peu plus ! », dit un père à sa fille en réalisant que l’heure du bain a transformé la pièce en étang. La petite …

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Ethereum: the transformation that could see it overtake bitcoin

The crypto wars are hotting up. Wit Olszewski Daniel Broby, University of Strathclyde The world’s second most valuable cryptocurrency, ether, has been touching all-time highs in price ahead of a major upgrade of its underlying platform, ethereum. Ether is currently worth in aggregate just shy of US$500 billion (£363 billion). That’s still slightly less than half that of the biggest …

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Jupiter: mission unveils the depth and structure of planet’s shrinking red spot and colourful bands

Enhanced artist impression based on JunoCam image of Jupiter acquired on July 21, 2021. NASA / SwRI / MSSS / Tanya Oleksuik, CC BY-NC-SA Leigh Fletcher, University of Leicester Nasa’s Juno mission, the solar-powered robotic explorer of Jupiter, has completed its five-year prime mission to reveal the inner workings of the solar system’s biggest planet. Since 2016, the spacecraft has …

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Climate explained: what is an ice age and how often do they happen?

Ulrik Pedersen/NurPhoto via Getty Images Michael Petterson, Auckland University of Technology CC BY-ND Climate explained is a collaboration between The Conversation, Stuff and the New Zealand Science Media Centre to answer your questions about climate change. If you have a question you’d like an expert to answer, please send it to climate.change@stuff.co.nz What is an ice age? Do they have …

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France has started withdrawing its troops from Mali: what is it leaving behind?

Soldiers from the French Army in Mali. The withdrawal of troops has begun. Photo by Michele Cattani/AFP via Getty Images Mady Ibrahim Kanté, Université des sciences juridiques et politiques de Bamako France has begun withdrawing its troops from northern Mali as part of plans to reorganise its anti-insurgent forces deployed in the Sahel region under Operation Barkhane. French army bases …

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England and Wales are adding fluoride to water – but what effect will it have?

Fluoride is a mineral that can occur naturally in water. sonsart/ Shutterstock Damien Walmsley, University of Birmingham and Alexander John Morris, University of Birmingham The UK government recently indicated that fluoride would be added to water in England and Wales to cut tooth decay. A bill is proceeding through parliament to support this. And the chief medical officers of all …

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