Pandemics (mass epidemics)
Pandemic is an epidemic that is massive in nature. That is, an epidemic that can spread across territories of many can hit entire continents.countries that The most famous pandemics -…

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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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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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interaction of living

The significance of ecology in our world

Ecology is called science studying the interaction of living organisms among themselves, as well as with the surrounding world. This is necessary in order to minimize the harm done by nature to a person, to learn how to use natural resources rationally, to preserve rare species of animals and plants, and simply to survive. In view of the fact that human activity is very influential on nature, ecology is the straw that can save humanity. Continue reading

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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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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