Salinity Of Oceans

 Salinity of oceans Salinity is defined as the ratio between the weight of the dissolved materials and the weight of the sample sea water. Generally, salinity is defined as ‘the total amount of solid material in grams contained in one kilogram of sea water and is expressed as part per thousand (%o) e.g., … Read more Salinity Of Oceans

Energy Resources

 Sources of Energy: Conventional and Nonconventional Sources – Energy is one of the most important component of economic infrastructure. It is the basic input required to sustain economic growth. There is direct relation between the level of economic development and per capita energy consumption. Simply speaking more developed a country, higher … Read more Energy Resources

Global Warming And Its Impact

 Global Warming and Its Impact Global warming is the slow increase in the average temperature of the earth’s atmosphere because an increased amount of the energy (heat) striking the earth from the sun is being trapped in the atmosphere and not radiated out into space. The earth’s atmosphere has always acted like a greenhouse to … Read more Global Warming And Its Impact

Oceans And Continents

 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 … Read more Oceans And Continents

Fauna And Floral Geography

 Fauna and Flora Geography: Wild Animals, Animals, Birds, Reptiles, Mammals, Trees and Plants and others Flora is the name given to the collective plant life that grows or once grew in a certain area or during a given time period. It usually refers to the native plant life present but does include new … Read more Fauna And Floral Geography

Role Of Agriculture In Indian Economic Development

 Role of agriculture in Indian economic development-interrelationship between agriculture, industry and service sectors Role of agriculture in Indian economic development Contribution to National Income From the very beginning, agriculture is contributing a major portion to our national income. In 1950-51, agriculture and allied activities contributed about 59 per cent of the total national … Read more Role Of Agriculture In Indian Economic Development

Development Of Railway

 Development of Railway:- The romance of train travel in India is legendary, but the task of constructing the railways in the first place was daunting. There were huge problems in dealing with such a vast and inhospitable country. The idea of introducing railways to India had been mooted as early as the 1830s. … Read more Development Of Railway

Rain Water Harvesting (1)

 Rain Water Harvesting Water forms the lifeline of any society. Water is essential for the environment, food security and sustainable development. All the known civilizations have flourished with water source as the base and it is true in the present context too. Availability of drinking water and provision of sanitation facilities are the … Read more Rain Water Harvesting (1)

Oceans Currents

 Oceans: Currents Ocean current, stream made up of horizontal and vertical components of the circulation system of ocean waters that is produced by gravity, wind friction, and water density variation in different parts of the ocean. Ocean currents are similar to winds in the atmosphere in that they transfer significant amounts of heat … Read more Oceans Currents

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