Something that happened 30 km from the North Pole six weeks ago is about to ruin Palm Sunday. The culprit has a name and surname

There is a line that connects something that happened 30 kilometers from the North Pole six weeks ago with the foremen looking at the weather report on the afternoon of Palm Sunday. And that line has a name: a cold episode as real as it is unusual. -35 degrees at 5,500 meters. This meteorological indicator is a perfect summary: they are thermal values ​​typical of the harshest part of winter at the end of March. However, we should not overstate the issue as has been done in recent days. So what’s going on? The configuration is simple: a powerful blocking anticyclone is establishing itself between the south of the British Isles and the north of the Peninsula. That will channel a polar mass over the continent. Spain in particular will be under the influence of a slightly warmer branch, but (still) very cold for the time. Palm Sunday (i.e. March 29) will be the ‘climax’ of the onset of cold: The two main weather models in the world indicate -35 degrees. A good part of the eastern third of the Peninsula and the Balearic Islands will be in full “climate January” during the first half of Easter. The good side. According to AEMETthe anticyclone will block the rains during most of the festivals. It cannot be ruled out that “someday something will sneak in”, but scant rainfall is expected in most of the west and south of the peninsula. What can we expect? That’s the most complicated part of all this. The context is complex: an exceptional winter (the wettest in at least 47 years), a historic number of high-impact storms (at least 19) and reservoirs at 83.2% of their capacity. But the underlying mechanism complicates everything even more. In early February, sudden stratospheric warming occurred at the north pole, fragmenting the polar vortex. What we are seeing now is a coherent scenario with that. Holy Week, in this context, acts as a media amplifier. What’s going to happen. Because make no mistake, the snow level below 600 in the north is going to collapse many roads (just when more people are moving), the uncertainty in the northwest is going to complicate life for processions and agriculture can affect many plants in full bloom. Now, all of this falls within the typical Easter ‘playbook’. So no, it won’t be a perfect week: but we certainly shouldn’t expect a “universal flood” either. Image | Tropical Tidbits In Xataka | The rain has transformed the driest desert on the planet into a sea of ​​flowers. It’s a sight to behold and a problem for experts

Huelva has been the forgotten industrial pole of Spain for decades. We are realizing the consequences

Industrial and miners are a problem in different points of our geography. It is still a problem in places where deindustrialization left hectares of empty but contaminated soils and is a problem in the vicinity of some active industrial poles. And one of the places where this is most appreciated is in the estuary of the Odiel and Tinto rivers, on the coast of the province of Huelva. As, PB, CD, MO, SE. A new study He has found evidence that people who live in the vicinity of Huelva industrial areas accumulate in their bodies amounts higher than the average heavy metals such as those we usually associate with industrial activity. The study observed that among the inhabitants of the region, the accumulation in the body of certain elements was greater than usual. The study was done In the city of Huelvabut it was observed that the pollutants varied depending on the residence area of ​​the participants. Different concentrations. Among those who lived in areas closer to the rafts of phosphoyesos From the region, the study found a greater presence of elements such as arsenic (as), lead (PB), cadmium (CD), molybdenum (mo) and selenium (se). These types of elements can be found, precisely in places where this type of waste is stored. On the other hand, the team also found areas that stood out for the presence of elements such as copper (cu), zinc (zn) and aluminum (al). These areas were the closest to the industrial area of ​​the region. In general, the inhabitants of the city of Huelva presented greater concentrations of iron (faith), nickel (ni), chromium (cr), selenium (se), arsenic (as), and copper (co) according to the results of the study. The “chemical and industrial pole. The study was conducted in the city of Huelva, a city located near the coast, between the confluence of the red and odiel rivers. The city counts around, explains the team responsible for the study, with three important industrial areas. First, phosphoyesos rafts can be found, an industrial residue resulting from the extraction and processing of phosphoric acid. This residue is categorized as a radioactive material that occurred naturally or norm (Naturally Occurring Radioactive Material) and the Huelva reserve is the largest in Europe, the team recalls. To this we must add two more conventional industrial areas, the “Chemical Pole for the Promotion and Development of Huelva – Punta del Sebo” and the “Nuevo Puerto Palos de la Frontera”. Both areas also located in the vicinity of the capital (being the first adjacent to it). 55 participants. The study was conducted with a little girl from participants residing in the capital. Samples extracted from the feet nails of these to estimate the concentration in the bodies of a series of elements: aluminum (al), arsenic (as), cadmium (CD), copper (cu), chrome (cr), iron (faith), nickel (ni), Uranium (U), Vanadio (V) and Zinc (Zn), among others. The details of the study were published In an article In the magazine Journal of Xenobiotics. In Xataka | The countries that most pollute the world, gathered in a detailed graphic Image | Victor / Manuel Cortés Núñez

The magnetic north pole has been moving rapidly. This is how navigation instruments follow the step

What do we talk about when we talk about the North Pole? The truth is that it depends since, on our planet we can distinguish two key geographical points that respond to this name, but with different “surname.” They are the magnetic north pole and the geographical north pole. Distinguishing them is key because only one of them has a fixed location while the other wanders in their proximity. But, in addition, it makes it faster. Reviewing the location. The new year has been released With an update that has gone more or less unnoticed but that is of the utmost importance: it is the world magnetic model (WMM) of 2025. The revision of the model not only includes the information about its current position but also of its displacements planned in the next five years . Accelerated movement. We have known for a long time that the magnetic north pole changes location and we know that the cause is in the changes in the magnetic field of the planet, a field generated by the connective iron movements of the interior of our planet. What is most striking is that, during the last decades the displacement of the magnetic northern pole It has accelerated. If for 300 years this point ranged between the islands located north of Canada, since the end of the 20th century and especially during the new century, the speed of displacement of this markedly accelerated. Now the magnetic north has already exceeded the geographical north and is closer to Siberia than from Canada. “The current behavior of the magnetic north is something we had never seen before. (…) In recent years he accelerated towards Siberia, increasing speed every year until about five, when he suddenly seized 50 to 35 km per year, ” explained in a press release William Brown, of the British Geological Survey (BGS), one of the institutions in charge of the development of the model. The world magnetic model. The model It is the result of the collaboration between the National Environmental Information Centers (NCEI) of the NOAA (National Oceanic and Atmospheric Administration) American and the BGS, as well as two intelligence agencies on both sides of the Atlantic. The model is used in various contexts, from aviation to commercial GPS and applications that use compasses on our mobile. The model includes a series of maps that not only indicate the location of the magnetic north but also mapped the changes in the Earth’s magnetic field, allowing to know the behavior of compasses at each point of the northern hemisphere. More precision. The latest version of the model, WMM2025will help improve navigation, especially in long -distance tours. As explained by the BGS, a trip between South Africa and the United Kingdom, using the old model, would imply a slight deviation of a degree on the way. The problem is that, over 8,500 kilometers, this very small deviation results in an error of 150 kilometers. The new model allows you to approach centimeters from the destination point. The version also incorporates a novelty: a high resolution map that will accompany the “standard” and that can be used in contexts where greater precision is required. This version has a 300 km resolution in Ecuador, notably higher than the 3,300 km resolution in the standard version. The next update. The WMM model is updated every five years, which means that we will have a new version in 2030, WMM2030. This assuming that I do not know any unexpected change in the speed or direction of the displacement that justifies an extraordinary review of the model. In Xataka | The Arctic has been heating faster than we expected. We may not be blamed this time Image | NOAA NCI / Hendrik Morkel

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