Viruses and viral diseases
The virus is an infectious agent that does not have a cellular structure, and is capable of reproducing only within cells of living organisms. For this they are referred to…

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Plain roach
Roach is a very common fish belonging to the family of carp. Other names of this species - vobla, ram, chebak, squire, fence. And it has such a large variety…

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Destruction of forests
Forest felling is one of the most serious problems of our time. This is true, since the value of forests in our world is very large. And this means that…

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an interesting

Land and relief of the planet

  • Sushi is called the part of the surface of the planet that is not covered by oceans, seas, lakes, rivers and other water objects. And its share accounts for less than one third of the Earth’s surface. More specifically, the order of 29.2%. And all this territory is divided between different natural zones.Forests occupy most of the land (about 27%), although everything may change in the near future as the felling of the forest does not stop. Another 21% of the land is allocated under pasture (grassland for cattle grazing). Almost all the remaining part of the land in about equal proportions (9-11%) is divided between the deserts, arachnids and glaciers. Continue reading

The importance of swamps in nature

The swamp is a part of the earth’s surface, which has excess moisture, high acidity and low soil fertility, which is the consequence of raising the ground water to the surface, which, however, does not form a constant layer of water. The word itself means “dirt”. This is true, because the swamps represent a mixture of soil, water, and semi-decomposable organic matter (mainly of vegetable origin) that are on the surface. Characteristic smell arises precisely because of them. Over time, these substances, incidentally, turn into a useful resource – peat. Continue reading

Artificial reservoirs of our planet

An artificial reservoir is a pool of water formed by a human being, for the purpose of its conservation, accumulation and further use. In other words, this place created by man is the place where water is collected, and where it is stored for a long time.

Reservoirs

The reservoir is an artificial reservoir designed to store water and use it in the national economy. Very often they are created in river valleys with the help of water-repellent structures, in which case these reservoirs are called river. But they can also be lizards. Continue reading

Overpopulation of the Earth
Overcrowding is a surplus of population in relation to livelihoods or the demand for labor. That is, if not all of the population of the planet is in demand, and…

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The use of chamomile
Chamomile - a genus of flowering plants, numbering 25 species. The most famous of them is the chamomile. It is a medicinal plant used in cosmetology and medicine. chamomile Description…

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