1. What are the features of each of the groups of cards? Each group of cards has its own peculiarities. World maps and maps of the hemispheres, on which the whole world is depicted, are small-scale maps, the content of which is given in a generalized form. Maps of individual continents, oceans and their parts … Read more
1. Give examples of the diversity of nature in the United States. The nature of the US is extremely diverse. The climate varies from temperate in the north to tropical in the south. Natural areas are diverse in combinations of different animal species. Mountainous West and the Plain East differ in their natural landscapes. The … Read more
1. Geographers argue that the city-millionaires have an advantageous geographical position. Confirm this by analyzing the geographical location of Yekaterinburg and Perm or Perm and Chelyabinsk. These cities consistently arose in the beginning of the XVIII century, the first two – with the direct participation of the outstanding organizer of mining, the historian and geographer … Read more
The climate of South America is similar to the climate of other continents of tropical latitudes – Africa and Australia, although here the territories with dry climate are much smaller. By the amount of precipitation, no continent can compete with South America. All these features are determined by a number of climate-forming factors. Like other … Read more
Central Asia, remained for Europeans a continuous “white spot” in the middle of the XIX century. Petr Semenov-Tian-Shansky, Nikolai Przhevalsky, Pyotr Kozlov and others made a noteworthy contribution to the study of these inaccessible areas of the continent. The first scientific trip to the Tien Shan mountains was carried out in 1856-1857. Petr Semenov Tian-Shansky, … Read more
The geological structure of South America is connected with its relief. At first glance at the physical map of the continent, it can be divided into three parts: lowland – in the center, plateau – in the east, highland – in the west. Platforms on the east of the continent correspond to large plains. On … Read more
The savanna and sparse forest zone occupies the Guiana and Brazilian plateaus and the Orinoco lowlands. Here, as elsewhere in the subequatorial belt, there are dry and wet seasons. In savannas of the Northern Hemisphere, called Llanos, a longer rainy season. Therefore there are more trees here than in the savannas of the Southern Hemisphere, … Read more
Pollution of the World Ocean is a global problem of mankind. According to scientists, about 1.5 million tons of oil fall into the ocean annually. And 25 million tons is enough to cover the entire world ocean with a 0.1 mm thick oil film. This is very dangerous, because, as noted the famous navigator and … Read more
1. What natural complexes can be identified in Mongolia? On the territory of Mongolia, one can single out natural complexes of forest-steppes and steppes, deserts, and in the mountains – landscapes with high altitude zones, where mountain taiga and deciduous forests are replaced by alpine meadows. 2. Use the integrated map to determine the areas … Read more
In the fact that there are different natural complexes on land and in the Ocean, one can be convinced by realizing an imaginary journey along one of the meridians from north to south. Such a change of natural complexes can be traced on all continents. Its main cause on the plains is the change in … Read more