White shark is a dangerous predator
White shark is a species of large predatory fish. And although they are best known for this name, there are others. So, the full name of these fish is Big…

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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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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…

Continue reading →

And the second

Cultivated plants of our planet

Crop plants are those plants that are grown by humans for eating, feeding animals, receiving medicines or raw materials, etc. All these plants are also called agro-crops.

Barley
Classification

1. Grain crops. They are also called grasses. They are very important for a person, since they make up his basic diet. In addition, cereals are used as feed for animals, and also used in production. In general, cereals are very important. Plants such as wheat, rice, barley, oats, corn, buckwheat, rye and many others enter this group. Continue reading

The atmosphere of the building

The Earth’s atmosphere has a number of layers that differ in their various properties: temperature, pressure, height, composition, etc.

Troposphere
The area of ​​the atmosphere extending from the surface of the planet to a distance of ~ 9 kilometers at poles, or up to 18 kilometers on the equator. The closer to the equator, the higher this layer is above the surface. By the way, in winter, the troposphere is a little closer to Earth than in the summer. Continue reading

Millenium, or Cutting grass

Thistle ordinary, or Cutting grass – is a perennial grassy plant with many beneficial properties. It got its names due to the separation of leaves into a large number of segments. Thousands – a thousand leaves, although the amount, of course, is different from all the representatives, usually a lot less than a thousand. And the second name, the cut grass, means “cut”, “cut” (on those same segments). Continue reading

Pollution of reservoirs
Water pollution is a serious environmental problem. Indeed, water is essential for the existence of all living organisms, including humans. But its contamination makes it impossible to use water for…

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Lizards and their peculiarities
Lizards are a subcatch of scaly reptiles. Its composition includes practically all flaky reptiles, with the exception of snakes. And with snakes, by the way, many lizards are very similar.…

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