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The aurora is one of the most spectacular natural phenomena on Earth, but it is also highly destructive. During the auroral eruption, the ionosphere is seriously disturbed, thereby destroying the propagation of short-wave radio signals, which will have a serious impact on communication and transportation.
In the United States, for example, one is as far away as Alaska.
of taxi drivers, at the time of the Aurora Intense Event, received a taxi from the eastern part of the home state of New Jersey.
Dispatcher's command. At the same time, false images may suddenly appear on the screen of the early warning radar monitoring transpolar aircraft, thus alerting the police.
At the same time, the changing aurora may induce strong currents in slender conductors such as power lines, ** lines, and oil pipelines. Severe corrosion may occur in oil pipelines due to the impact of induced currents.
In 1972, an aurora made Canada, Colombia.
A 230,000-volt transformer blew up, and also caused the US state of Maine to Texas.
One of the high-voltage transmission lines tripped. Aurora.
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Auroras are not only beautiful, but they also cast energy in the Earth's atmosphere that is comparable to the amount of electricity generated by power plants around the world combined. This energy often disrupts radio and radar signals. The strong current generated by the aurora can also be concentrated in the long-distance ** line or affect the propagation of microwaves, so that the current in the circuit is partially or completely "lost", and even the power transmission line is seriously disturbed, so that some areas temporarily lose power**.
How to harness the energy generated by the aurora for the benefit of mankind is an important mission of the scientific community today.
Aurora is the colorful light formed by ionization of charged ions in solar storms, which rub against dense geomagnetic fields near the poles... The solar wind is certainly harmful to humans and animals, because it contains a lot of rays, and it is the geomagnetic field that prevents most solar storms from reaching the surface of the earth... Near the poles, more rays from the solar wind reach the earth, and those auroras are formed by those entering the earth's surface...
But the charged ions in those solar storms, after all, are still too few in number, so they will not pose a great threat to humans and living things...
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What impact does the aurora have on people's lives and production? It can enrich our life and provide a lot of convenience for our life.
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The reasons for the occurrence of auroras are as follows:
Aurora is a process of mass discharge around the Earth. Charged particles from the Sun reach the vicinity of the Earth, and the Earth's magnetic field forces a portion of them to concentrate along the field lines to the north and south poles. When they enter the upper atmosphere of the polar regions, they collide with and excite the atoms and molecules in the atmosphere, producing light that forms the aurora.
Frequently seen in the two ring-shaped zones around 67 degrees north and south latitudes, Fairbanks, Alaska, is known as the "Capital of the Northern Lights" for more than 200 days of the year. So the aurora can only be seen at the north and south poles of the earth.
Aurora Profile:
Aurora is a plasma phenomenon that occurs mainly in the high-latitude regions of planets with magnetic fields. It occurs when a stream of charged particles (solar wind) from the sun enters the Earth's magnetic field, and a brilliant and beautiful glow appears at night at high altitude in the area near the north and south poles of the Earth.
Auroras often appear in the sky above the geomagnetic pole at latitude, generally in the form of bands, arcs, curtains, and radials, and these shapes are sometimes stable and sometimes change continuously. There are three conditions for the formation of auroras: atmosphere, magnetic field, and high-energy charged particles, all of which are indispensable.
Most auroras occur 100 km above the Earth.
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There are hazards.
Direct impact: When the geomagnetic field is disturbed, the change in the direction and magnitude of the magnetic field will affect the moment between them, resulting in a change in the attitude of the satellite. After the attitude of the satellite changes, the communication satellite will not be able to communicate normally, and may even interrupt the communication sometimes; Meteorological satellites, military satellites are also unable to monitor the Earth.
Indirect effects: When a strong magnetic storm occurs, the top of the magnetosphere is compressed into the geosynchronous orbit due to the violent compression of the high-speed solar wind, and the geosynchronous orbit magnetopause crossing event occurs. At this time, not only will the attitude be affected by the change of the magnetic field environment, but also the solar wind will be directly impacted by the loss of the protection of the magnetic field.
When a magnetic storm occurs, Joule heating and aurora particle precipitation heating cause the global upper atmosphere to warm, and the density and composition change. When the density of the atmosphere increases sharply, the atmospheric drag will suddenly increase, accelerating the rate of decay of the spacecraft, causing it to deviate from the expected course or even fall into the lower atmosphere in advance.
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1) Bed rest and drinking more hot water are conducive to stone drainage. (2) Use the thumb of the right hand to press the tender point on the patient's back, and play a leading role in urinary tract stones through meridian conduction. Acupressure** has an immediate analgesic effect on renal colic and promotes stone expulsion.
3) When the pain in the kidney area is severe, hot compresses can be applied or oral painkillers can be taken under the guidance of the doctor, and the acupuncture points of Kidney Yu, Sanyinjiao and Zusanli can also be massaged objectively, which has the effect of relieving pain and promoting stone expulsion. (4) After the above-mentioned emergency treatment, it should be sent to the hospital for further diagnosis and treatment in time. Pain caused by kidney stones is divided into dull pain and colic.
Between 40% and 50% of patients have a history of interstitial onset pain. The pain is usually located in the lower back and abdomen, and is usually paroxysmal or persistent. Some pain may be manifested only as soreness and discomfort in the lower back, which can be prompted by activity or exertion.
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The ** of kidney stones is closely related to hereditary factors, metabolic factors, infectious factors, dietary factors, environmental factors and so on. Therefore, dietary adjustment is of great significance for the prevention and treatment of stones, and it is necessary to avoid intake of large amounts of vitamin C, animal offal, seafood, etc., and drink more water appropriately.
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Auroras are of course harmful to people, because the explosion of auroras can seriously interfere with the ionosphere and disrupt the transmission of wireless signals.
It can also bring serious insecurity to communications and transportation.
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Depending on what laser you are referring to, the hospital is also a laser, and everything is double-edged.
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No, it's just a natural phenomenon.
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Very big impact, every day I want to get divorced and have nothing to do, I have seen a psychiatrist a few times, and now I don't see it, it's useless. I always think that I don't have to be so painful when I die, and I don't have the slightest nostalgia for this world.
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The greatest harm --- the memory of the Chinese nation that will never be forgotten.