Development of Industries : Types of Industries;factors of industrial location, distribution and changing pattern of selected industries [iron and steel, cotton textile, sugar and petro- chemicals); Weber’s theory of industrial location-lts relevance in the modern world.

  Based on the value addition and tangibility broadly we can have three types of industries – primary industries,secondary industries and tertiary industries. Primary industries are usually very simple industries involving processing of raw materials to give input goods for secondary industries. Here value addition is usually minimal and they are usually material oriented.Scale of … Read more

Water Resources : Availability

  Water is a prime natural resource, a basic human need and a precious national asset. Planning, development and management of water resources need to be governed by national perspectives. India accounts for about 2.45 per cent of worldā€™s surface area, 4 per cent of the worldā€™s water resources and about 16 per cent of … Read more

functional classification of urban settlements Problems of human settlement in India

  The definition of function varies across the disciplines. In political science it refers to duties, in mathematics it means the relationship between two variables and in geography it is synonymous to occupation. Geographers have classified towns on the basis of their site, situation, size, rank, location and relative elevation. Functional classification ofĀ townsĀ attempts to categorize … Read more

Non- metallic and conventional minerals [coal,petroleum and natural gas), (c) hydro electricity and non conventional sources of energy (Solar, Wind, bio-gas),(d) energy sources Their distribution and conservation.

  Petroleum, natural gas, coal, nitrogen, uraniumĀ and water power are examples of conventional sources of energy. They’re also called non-renewable sources of energy and are mainly fossil fuels, except water power. Rising growth of population has created a tremendous pressure on the conventional resources of energy and thus the concept of sustainable development get prominent … Read more

SECOND GREEN REVOLUTION

SECOND GREEN REVOLUTION The main objectives of the second Green Revolution are: (i) To raise agricultural productivity to promote food security (ii) More emphasis on bio-technology (iii) To promote sustainable agriculture (iv) To become self-sufficient in staple food, pulses, oil seeds, and industrial raw material (v) To increase the per capita income of the farmers … Read more

Physical factors: Terrain, topography, climate, and soil. which determine agriculture

Physical Factors: (a) Terrain, Topography, and Altitude dependent on the geo-ecological conditions; terrain, topography, slope and altitude. paddy cultivation requires leveled fields, tea plantations perform well in the undulating topography in which water does not remain standing. Orchards of coconut are found at low altitudes, preferably closer to the sea level, while the apple orchards … Read more

Environment and Ecological Issues

ECOLOGY   Ecology isĀ  defined “as a scientific study of the relationship of the living organisms with each other and with their environment.” The classical texts of the Vedic period such as the Vedas, the Samhitas, the Brahmanas and the Aranyakas-Upanishads contain many references to ecological concepts .The Indian treatise on medicine, the Caraka- Samhita … Read more