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 It is difficult to think of international trade without ships as the main means of transporting supplies, whether raw materials or food. Transport vessels handle around 77% of the European Union's foreign trade and 35% of intra-community trade, according to figures collected by the European environment agency. Unfortunately the volume of pollution they cause is approximately 13.5% of all greenhouse gas emissions generated by the transport sector in the European Union. There are already movements to reduce that emissions, there are those who decide to bet on electric ships and those who seek new options to take advantage of the great ally of marine traffic: The wind, either going back to the old sailboats or with new technology to help make the most of its momentum. A few days ago the port of Newcastle, in Australia, received on its inaugural trip to the ShoFu Maru, the first branque ship of the world that works in part thanks to the boost of wind energy. The ship, with a record of...

  We have prepared this crossword puzzle to learn and remember the vocabulary of sports, enjoy it! www.educima.com/crosswords/sports_vocabulary-b27fb58309b315c791e6caf477a8a3ab

 In the practices related to Science, Technology, Engineering and Mathematics (Stem) in the country, gender gaps continue to appear, mainly due to the perceptions that society has that they are activities of men. excerpt taken from the page:  https://www.semana.com/tecnologia/articulo/es-crucial-alentar-a-las-generaciones-mas-jovenes-en-el-sector-de-la-tecnologia/202214/

K-means is a clustering method, which aims to partition a set of n observations into k groups in which each observation belongs to the group whose mean value is closest. It is a method used in data mining. excerpt taken from the page:  https://es.wikipedia.org/wiki/K-medias#:~:text=K%2Dmedias%20es%20un%20m%C3%A9todo,utilizado%20en%20miner%C3%ADa%20de%20datos.

In a conference quoted by Reuters, the president of SpaceX explained that they have already successfully deployed some 1,800 satellites and, once they all reach their operational orbit, they will have continuous global coverage in September. Starlink's goal is to deploy a total of 42,000 satellites in the coming years. extract taken from:  https://hipertextual.com/2021/06/starlink-el-internet-satelital-de-spacex-ofreceria-cobertura-en-todo-el-mundo-en-septiembre

  Meta begins to migrate its code to kotlin The Meta company, which has as its products the social networks facebook, whatsapp, instagram, and others, has decided to migrate its applications for android from Java code to kotlin code, in order not to remain stagnant and adapt to new technologies. Kotlin is a younger programming language than Java, which is also based on the Java virtual machine (or JVM). Google adopted it in 2018 as a compatible language for android development and put it under the management of its own foundation, funded by jetbrains and Google. The kotlin language is more concise than Java; it is estimated that with this language, lines of code are reduced by 40% compared to Java. Kotlin provides several advanced functions, such as operator overloading, lambda expressions, string templates, etc. In addition to this kotlin is less prone to errors because it is a static type programming language, which allows you to detect errors at compile time. Facebook software e...