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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Tiger is the world's largest cat
Tigers are a kind of mammals that belong to the cat family. They represent fairly large, fast and strong animals, making them dangerous predators. This is evidenced even by their…

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Tiger is the world's largest cat
Tigers are a kind of mammals that belong to the cat family. They represent fairly large, fast and strong animals, making them dangerous predators. This is evidenced even by their…

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

Blood-sucking mosquitoes
Mosquitoes are a family of flying blood-sucking insects. For this feature they also received another name - Bloodsucking mosquitoes, although usually it is reduced. Apart from the fact that these…

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World ocean and its properties
The ocean covers about 70% of the surface of our planet. Thus, it is an aquatic membrane, stretched almost all over the surface of the Earth. The oceans are continuous,…

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