China plain total area of one million square kilometers, of which Northeast Plain area of about 350,000 square kilometers, is China's largest plain. It is between Daxinganling and Changbaishan, including part of Heilongjiang, Jilin, Liaoning and Inner Mongolia three provinces.
Plain maps
China and the surrounding region has more than half the world's population, it is the real center of the world from the population sense. Before the Age of Discovery with the Industrial Revolution, the population is enormous strength and resources.
Population distribution of
Chinese low-lying West High East, 67% mountains, plateaus and hills about land area, basins and plains account for about 33% of the land area. Before the Industrial Revolution, such as the Qinghai-Tibet Plateau region, it is difficult to survive and develop.
China elevation renderings
from the topography map can be seen, China is more and more a mountain country.
Terrain map
gray line represents the surface of ups and downs, the more dense gray, deeper, more complex explanation surface, the greater the undulating ground. Every little circle, are the seat of a mountain, it is clear from the figure it makes you understand why Quiet Night, extremely difficult.
Contour map
can see from the chart below, why is a Sichuan basin, the middle is plain, surrounded by mountains, is not like a bowl shape it?
Sichuan
Central Plains region has always been the essence of the threatened northern nomads, in the cold weapons, the cavalry is the most powerful strategic forces, the Central Plains Plains cavalry barrier-free, and this is the reason why Qin Shi Huang to repair the Great Wall.
North and South topographic map of
reason combined with above topographic map can be seen, China's mountainous and plains of India, and this is why India has more arable land than China's, the following figure represents the yellow farmland.
Distribution of arable land
in ancient times, geographical environment and natural conditions for local development plays a decisive role, is a fundamental factor in determining the development of a region. Although the power of science and technology progress gradually shoulder to shoulder even more than the effects of the geographical environment, but geography is still an important factor in a decision to urban development.
Vast land of China, the economic development of provinces and municipalities do not identical, urban development where you are, affected by geographical conditions be? Welcome messages give your opinion!