The negative influence of man on nature

Due to the increase in the population of our planet, there is a need for new territories for the expansion of cities and villages, the construction of factories and factories, and the construction of communication routes every year. Almost 1/3 of the land is occupied by agricultural lands: arable land, orchards, vineyards, meadows, pastures, tea … Read more

Countries in North America

The political map of North America in general terms was formed at the beginning of the 20th century. Now in the region there are 37 states and territories. Of these, 23 are sovereign states, the rest are in the possession or under the tutelage of other states. Canada stands out for the area. USA and … Read more

Power engineering

1. Do you think that the ratio of electricity produced at stations of different types will change in the future? The production of electricity at stations of different types in Russia is similar to the world average. In the world as a whole, 64% are generated by thermal power plants, 18% by hydroelectric power stations … Read more

Life in the ocean

1. What is the peculiarity of the spread of life in the ocean? Life in the World Ocean is widespread, but species composition and density of plants and animals in the ocean are extremely diverse and uneven. Living organisms adapt to life under certain conditions, formed by a combination of different properties of water masses. … Read more

The climate and properties of oceanic waters of the Pacific Ocean

Climatic conditions over the territory of the Pacific Ocean are due to its location in all climatic zones, except polar. Most precipitation falls around the equator – up to 2000 mm. Due to the fact that the Pacific Ocean is protected by land from the influence of the Arctic Ocean, its northern part is warmer … Read more

From the history of the study of the Pacific Ocean

The beginning of the exploration by the Europeans of the Pacific Ocean was laid by Fernand Magellan, who carried out in 1519-1521. trip around the world. Crossing a large water area from east to west, seafarers, to the surprise, never fell into a storm. The ocean was weatherless. This gave grounds to call him Quiet. … Read more

Wet equatorial forests of South America

As in Africa, the zone of moist equatorial forests lies on both sides of the equator on the Amazonian lowland. These forests in South America are called selva, which in Portuguese means “forest”. In the jungle, higher humidity, compared to the African forests, there are more species of plants and animals. However, the equatorial forests … Read more

Taiga in Eurasia

The natural zone of the taiga, or coniferous forests, occupies large areas in the north of the temperate zone. The summer here is quite warm, precipitation falls 300-600 mm. This is quite enough for the growth of trees. Since the zone of the taiga is full of permafrost, water can not infiltrate into the lower … Read more

General information about Oceania

Emerald greenery among the blue expanses of the Pacific Ocean are the islands of Oceania. Some scholars even consider this vast space as a separate part of the world. Exotic nature, mild, favorable climate for living, goodwill of the population contribute to the development of international tourism. High, forested mountains on some islands, white coral … Read more