| Categories of elements |
Geographic elements (objects) |
Comparable elements of geographic objects |
Comparison criteria |
| Hydrographic units |
Rivers, streams |
Spring |
Location |
| River course |
Length, depth, direction, crossed countries and cities, ports, etc. |
| Shedding |
The shedding place, the shedding form, etc. |
| Hydrographic basin |
Surface |
| Lakes |
Lake basin |
Surface, depth, etc. |
| Water |
Salinity, color, temperature, sources, etc. |
| Relief units on the continents |
MountainsHillsPlateausFields |
Geology |
Genesis, lithology, structure, etc. |
| Morpho-graphic characteristics |
Slope and interfluves |
| Morpho-metric characteristics |
Surface, altitude, slope, declivity, fragmentation density, depth of fragmentation |
| Territorial systems |
Countries |
Geographic position |
On the Earth, on the continent |
| Natural characteristics: relief, climate, rivers, vegetation, soils, resources |
Relief altitude and typological variety of relief Climate types and climate characteristics, etc. |
| Population |
Number, density, religions, natality, mortality, natural growth, etc. |
| Human settlements |
Number, density, types |
| Economy |
Economic fields and their characteristics |
| Human settlements |
Position |
On continent, country, region, etc. |
| Evolution |
Dynamics, characteristics |
| Population |
Number, density, religions, natality, mortality, natural growth, etc. |
| The hearth/urban characteristics |
The hearth form and structure |
