Category «Uncategorized»

Statistics of the World

Age of the Earth 4.55 billion years Total surface area 316.94 million sq.km Total land area 57.506 million sq.km Total Water Area 139.434 m.sq.km Total lenght of coastlines 358,000 miles Total Population 7 billion Growth rate of population 1.14 percent Life expectency Male 63, Female 66 Political division 195 sovereign countries, 61 dependent and 6 …

Our Planet Earth

Earth is the planet on which we live and possibly the only planet in the Universe where human and other living organisms live. Earth is the third closest planet to the sun in the solar system. It revolves around the Sun in a fixed orbit at a distance of 149.6 million km completing a revolution …

Introduction to Regional Geography

Definition: Regional geography is a major branch of geography which focuses on the interaction of different cultural and natural geofactors in a specific land or landscape, while its counterpart, systematic geography, concentrates on a specific geofactor at the global level. Basics: Attention is paid to unique characteristics of a particular region such as natural elements, human elements, …

Categories of Economic Systems.

Presently many economic systems are in place in the world. Out of these, the following systems are prominent: Household Level System Market System (Capitalist System) Socialist System Mixed Economic System Household Level System: This system revolves around the household interest only. It is traditional system in which the people produce goods just enough to feed …

Gaseous tidal hypothesis and its flaws.

This hypothesis was proposed by Jeans and Jaffreys in 1925. The gaseous tidal hypothesis may be summarized as follows. A very huge star progressively approached to the sun. Due to the gravitational pull of the star a gaseous tide was raised on the surface of the sun. As the star came nearer, the tide increased …

Planetesimal Hypothesis about the origin of earth.

The planetesimal hypothesis was proposed by Chamberlin and Moulton in 1904. The main points of the hypothesis are as follow: The sun existed before the formation of the planets. A large passing star approached very close to the sun. Due to the disruptive forces of the sun and the strong gravitational pull of the passing …

Economic Activities.

Economic Activities cover all the stages from the extraction of natural resources from earth and manufacturing of goods to all the marketing processes such as transportation, communication and banking etc. At the global level, the chain of economic activities involve millions of workers in mines, factories and fields along with other producers, consumers, traders, transporters …

Definition and Scope of Economic Geography

In present modern scientific era, Economic Geography has gained great importance because it covers all aspects of production, trade, business, transport and planning. Definition: Economic Geography is a branch of Geography which studies the economic activities, world economic systems, agriculture, manufacturing, production, consumption, resources, transportation, trade and the relationship between the least developed countries and …

Malthusian Theory of Population.

Thomas Robert MALTHUS

Rapid increase in the population of the world since 1900 has been the main cause of poverty, illiteracy and economic misery particularly in Asia, Africa and Latin America. Population of the world was only 200 million in 1 A.D and doubled to 450 million in 1500 A.D. Thus it took 1500 years to double but …

Nebular Hypothesis

Nebular theory

The Nebular Hypothesis was put forward by Kant, the German philosopher in 1755 and Laplace, the French mathematician in 1796. This hypothesis suggests that the sun and planets including the Earth have formed from a disc shaped rotating nebula. A vast cloud of hot gas is called ”Nebula”. The Nebular Hypothesis may be summarized as …