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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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…

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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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atmosphere has a number

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

The lakes and their role in nature

The lake is a naturally occurring water filled with water in the boundaries of a lake bowl and has no direct connection with the sea or the ocean. Or, according to geographical definition, a lake is a naturally occurring closed entrainment filled with water in the earth’s surface.
The lakes are not part of the world ocean, being considered as something intermediate between the ponds and the seas. Continue reading

Role of rivers in nature

The river is a significant amount of water flow flowing along the channel (deepening in the earth’s surface) from the source (the beginning of the river) to the mouth (the point of entering another reservoir). The river collects its waters due to surface and underground drains. Basically, as a result of precipitation. Therefore, in the dry seasons, the channel can dry up, and in rainy, on the contrary, overflow. The floodplain part of the river valley is called floodplain. Continue reading

The harm and the benefit of aloe
Aloe - a family of succulent plants, numbering more than 500 species. Of course, far from all of them have medicinal properties. However, some species, common in the Russian-speaking countries,…

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Plains of our planet
Plains are areas of the earth's surface, with a slope of no more than 5 °, and oscillations of heights of no more than 200 meters. This means that the…

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