What does microplastics affect geometry? Human knowledge is still insufficient, how to understand?

Updated on science 2024-08-01
10 answers
  1. Anonymous users2024-02-15

    Microplastics are entering our bodies. According to CNN, more than 100 million tons of plastic are produced globally each year, and this number is expected to triple by 2050. When they enter the ocean, they are eaten by filter feeders and retained, passing up the food chain.

    But that doesn't seem to be the scariest part. The key problem is that we do not yet understand the associated health risks, making it difficult to assess the risk of human ingestion. What's more, vulnerable babies appear to be suffering from the potential effects of microplastics entering their bodies.

    Previous Study: A Credit Card a Week? In mid-2019, Newcastle University was commissioned by the World Nature** to estimate global per capita plastic intake based on data from 52 existing studies, and the results issued a warning:

    Globally, about 2,000 people consume plastic pellets per capita each week, weighing 5 grams of plastic, roughly equivalent to the weight of a credit card.

    The study concluded that microplastics are present in countless everyday foods and beverages, such as water, beverages, seafood, and salt. Of these, the largest intake of plastic is likely to be drinking water, with the average person ingesting up to 1,769 microplastics per week from bottled or tap water alone. The report also says that an important ** for microplastics with a diameter of less than 5 mm is rayon fabric, small beads in toothpaste and larger plastic sheets.

    When discarded and exposed to the elements, these microplastic particles break down and become smaller, absorbed into rivers, lakes and oceans, devoured by fish and other marine animals, and eventually enter the food chain and the human body.

    After birth: or exposure to one million microplastics per day Among non-fibrous plastics, polypropylene accounts for 20% of the total annual production and is the most widely used plastic in food preparation. But little is known about the microplastics released from these containers.

    On the 19th, the British public natural food magazine, according to the human health report, researchers found in baby bottles containing the latest brewing standard formula of polypropylene that the bottle may release plastic particles, and the result will directly affect the most vulnerable parts, located in the initial stage of human infants.

  2. Anonymous users2024-02-14

    In such a situation, I think that human beings need to continue to explore, and they still need to prove or overturn some theories through a lot of experiments, and they must humbly accept the shortcomings, and they also need to read more books, do more research and reports.

  3. Anonymous users2024-02-13

    Microplastics affect every aspect of people; Because there are too many microplastics in life, they are generally used in people's food and drinks, and it is difficult to be decomposed, which will not only cause danger to people's bodies, but also bring great damage to the environment.

  4. Anonymous users2024-02-12

    Plastic has been hailed by scientists as the worst substance ever invented. Plastic is a chemically invented substance, and plastic is difficult to decompose naturally. The destructive power to the environment is great.

  5. Anonymous users2024-02-11

    Plastic microparticles have a great impact on our human environment, polluting our tap water, and after we drink such tap water for a long time, it will cause health hazards. And plastic products will have an impact on some marine organisms, and even some plastic products will block the feeding of marine organisms, causing serious consequences.

    Speaking of plastics, everyone may be very familiar with it, with the development and progress of science, many relatively thin and low-cost products have been made. One of the most widely used products is plastic, and it can be said that our current life is completely inseparable from plastic products. The mobile phones and cars we often use are made of a large number of plastic components, and plastic products are not only relatively light and thin, but also relatively low in cost, so who will not use such cheap and easy-to-use things.

    Although plastic products are widely used, problems have also arisen, and these plastic products have a great impact on our environment after being discarded. Because these plastic products are not like ordinary organic matter, they will be decomposed by some bacteria in the soil over time. Some experiments have proved that many plastic products have not been decomposed even if they have been buried in the ground for many years.

    And plastic products themselves also contain certain toxicity, these small plastic particles will be mixed with the tap water we often drink.

    Although these plastic particles themselves are relatively less toxic, they can be used as a carrier of other harmful substances, and many harmful substances are attached to some plastic particles. We humans drink these water sources for a long time, and it will pose a great threat to our health over time. Not only us, but many marine creatures are also affected by these plastic particles, many marine creatures swallow plastic products as food, and finally die because they are difficult to digest, resulting in difficulty in eating, and eventually dying.

  6. Anonymous users2024-02-10

    Plastic microparticles have a serious impact on human life, although they can help humans solve production problems, but it brings huge pollution to the human environment, and even in the depths of the ocean, this particle can be seen.

  7. Anonymous users2024-02-09

    Microplastics are the fine particles of some frosted products, which will affect the stability of the marine ecological environment, and now there are microplastic particles in interior decoration materials, and the human body may also inhale and cause harm.

  8. Anonymous users2024-02-08

    It has a great impact on the human environment, polluting tap water, and drinking such tap water often will cause health hazards, affect fertility, cause cancer and obesity, and affect the next generation.

  9. Anonymous users2024-02-07

    If plastic particles in the human body continue to accumulate, it will definitely cause significant harm to human life. It affects the normal function of the human body, because the human body cannot digest microplastics.

  10. Anonymous users2024-02-06

    First of all, we need to know what plastic pellets are.

    Microplastics, also known as plastic microbeads or plastic soft beads, usually refer to plastic particles with a diameter of less than 2mm, which are a type of microplastics and are a major carrier of marine pollution. — Encyclopedia.

    Plastic particles are very, very small particles, that is, it is very difficult for us to find the existence of these things in our daily life, but these plastic particles areIt's real。And the biggest of them is the one we use personally in our daily livesToiletries

    For example, toothpaste, facial cleanser, etc., these toiletries have a large number of plastic particles in them, although we can't feel the particles, but these particles still flow to the sea through our sewage treatment system, even if our city's anti-fouling treatment is good, but this is unavoidable. At the same time, plastic particles are still present in our milk tea and other beverages, which is one of the reasons why the country has recently stopped using plastic straws. When we drink hot milk tea, the particles in the plastic will be released in the middle of the milk tea and then inhaled by the human body.

    Even more critical,Although plastic particles are small, they can cause great harm

    It can have an impact on people's health. Although there is no clear research in this area, such tiny plastic particles are likely to carry pathogens, etc., and these viruses may enter the human body through the plastic particles and pose a threat to human health. Secondly, its contaminants, PCBs and PAHs, pose a threat to human health.

    The adsorption capacity of microplastics is also very strong, in a variety of fish, scientists have found that a large number of toxic substances adsorbed by microplastics have caused damage to the liver of fish, which can be seen to be harmful to humans.

    The health of the ecological environment is affected by the flow of plastic particles into the land, which will affect the production of the land, and after a long time, the fertility of the land will decline, which not only threatens the food of the human body, but also causes a lot of harm to various animals in the land. In the ocean, a large amount of plastic adsorbs a lot of poisons and poisons various animals in the ocean, which will affect the ecological environment of the ocean, which is very unfavorable to us.

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