World Geography

Pressure and wind belts Atmospheric pressure, also called barometric pressure, force per unit area exerted by an atmospheric column (that is, the entire body of air above the specified area). Atmospheric pressure can be measured with a mercury barometer (hence the commonly used synonym barometric pressure), which indicates the height of a column of mercury … Read more Pressure and wind belts

Introduction to Continents and Ocean Basins Continents and ocean basins being fundamental relief features of the globe are considered as ‘relief features of the first order’. It is, therefore, desirable to inquire into their mode of possible origin and evolu­tion. Different views, concepts, hypotheses and theo­ries regarding the origin of the continents and ocean basins … Read more Origin of Continents & Oceans

Distribution of natural resources World Distribution of forest reserves Forests cover 31 percent of the world’s land surface, just over 4 billion hectares. (One hectare = 2.47 acres.) This is down from the pre-industrial area of 5.9 billion hectares. According to data from the U.N. Food and Agriculture Organization, deforestation was at its highest rate … Read more World Distribution of forest reserves

The Solar System The solar system consists of the Sun and its eight main planets, their satellites, asteroids, comets, meteors and other dwarf planets. The Sun is at the one of the two Centers of the Solar system and the planets revolving around it in elliptical orbits. Let us take a look at some quick … Read more The Solar System

World distribution of iron ore reserves China China now emerged as a leading iron ore-producing country in the world. Till 1975, its production of iron ore in the world was only 6.5 per cent, but in year 2000, China produced 24.3 per cent iron ore of the world. This percentage further increased to 30.77 in … Read more World distribution of iron ore reserves

Canadian pacific railway The Canadian Pacific Railway company was incorporated in 1881. Its original purpose was the construction of a transcontinental railway, a promise to British Columbia upon its entry into Confederation. The railway — completed in 1885 — connected Eastern Canada to BC and played an important role in the development of the nation. … Read more Canadian pacific, Cape of of Good Hope water way

El Nino El Niño is the name given to the occasional development of warm ocean surface waters along the coast of Ecuador and Peru. When this warming occurs the usual upwelling of cold, nutrient rich deep ocean water is significantly El Niño normally occurs around Christmasand usually lasts for a few weeks to a few months. Sometimes … Read more El-Nino effect and cyclones

Humidity and precipitation Atmospheric humidity, which is the amount of water vapour or moisture in the air, is another leading climatic element, as is precipitation. All forms of precipitation, including drizzle, rain, snow, ice crystals, and hail, are produced as a result of the condensation of atmospheric moisture that forms clouds in which some of … Read more Humidity and precipitation

Natural Hazards and Natural Disasters A natural hazard is a threat of a naturally occurring event will have a negative effect on humans. This negative effect is what we call a natural disaster.  In other words when the hazardous threat actually happens and harms humans, we call the event a natural disaster. Natural Hazards (and … Read more Natural Hazards and Disasters