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…

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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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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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since they make up his

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

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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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…

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