Drainage System of India

Drainage: Flow of water through well-defined channels. Network of such channels is called a drainage system . Drainage basin: An area drained by a river and its tributaries. Watershed: Boundary line separating one drainage basin from other. River basins are larger watersheds. Drainage pattern of an area depends on the geological time period, nature and … Read more

Population, environment and development

  The rapid pace of population growth has led to the excessive utilization of natural resources. Huge population also leads to huge production of wastes. The resultant outcomes are loss of biodiversity, pollution of air, water and soil and increased pressure on arable land. All these have been putting great stress on the environment. If … Read more

Minerals and Energy Resources : Distribution and utility of [a] metallic minerals (ion ore, copper, bauxite, manganese)

  Mineral is a naturally occurring, homogeneous inorganic solid substance having a definite chemical composition and characteristic crystalline structure, color, and hardness Minerals are valuable natural resources that are finite and non-renewable. The history of mineral extraction in India dates back to the days of the Harappan civilization. The wide availability of minerals in the … Read more

Green Revolution and its impact on major crops of India

  The Green Revolution was initiated in the 1960’s to address the issue of malnutrition in the developing world. The technology of the Green Revolution involved bio-engineered seeds that worked in conjunction with chemical fertilizers and heavy irrigation to increase crop yields. Green Revolution was largely confined in wheat crop and in northern India such … Read more

Mineral Resources of India:Non Metalic

Limestone M.P, Chattisgarh, Andhra Pradesh, Rajasthan Dolomite Orissa (Birmitrapur in Sundergarh District-largest in India), M.P & Chattisgarh Phosphate Rajasthan (Udaipur) Uttaranchal (Dehradun), M.P. (Jhabua), U.P. (Lalitpur) Kaolin Kerala is largest producer. Mica Andhra Pradesh, Jharkhand (Kodarma-Large) & Rajasthan Gypsum Rajasthan & J & K. Steatite Rajasthan. It is also called soapstone/ Potstone. Magnesite Tamil Nadu … 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 of towns attempts to categorize … Read more

Mineral Resources of India:-Metallic Minerals

 Mineral  State  Mines/Districts Coal Jharkhand Jharia, Bokaro, Giridh, karanpura, Ramgarh, Daltonganj, Aurangabad, Hutar, Deogarh, Rajmahal Orissa Talcher, Rampur M.P (Former) Central Indian Coalfields -Singrauli, Sohagpur, Johilla, Umaria Satupura Coalfields – Pench, Kanhan, Pathkhera North Chhattisgarh – Chirmiri-Kaurasia, Bisrampur, Jhillmili, Sonhat, Lakhanpur, Sendurgarh, lakhanpur-Ramkola South Chhattisgarh-Hasdo-Arand, Korba, Mand-Raigarh West Bengal Raniganj, Darjeeling Andhra Pr. Singareni, Kothgundam, … Read more

Environment and Ecological Issues

ECOLOGY   Ecology is  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