De- Forestation. 4 marks 2008

Deforestation, clearance or clearing is the removal of a forest or stand of trees where the land is thereafter converted to a non-forest use. Examples of deforestation include conversion of forestland to farms, ranches, or urban use. Deforestation comes in many forms, including fires, clear-cutting for agriculture, ranching and development, unsustainable logging for timber, and … Read more

AQUA CULTURE

AQUA CULTURE the cultivation of aquatic organisms. aquaculture, also known as aquafarming, implies the cultivation of aquatic populations under controlled conditions. Mariculture refers to aquaculture practiced in marine environments. Particular kinds of aquaculture include agriculture (the production of kelp, seaweed, and other algae), fish farming, shrimp farming, shellfish farming, and growing of cultured pearls. Growth … Read more

Various National Missions and Programmes:-

MNREGA Jan Dhan Yojna Atal Pension Yojna Skill India Mission Deen Dayal Upadhyaya Gram Jyoti Yojana Pradhan Mantri Suraksha Bima Yojana Pradhan Mantri Jeevan Jyoti Bima Yojana Sukanya Samridhi Yojana Pradhan Mantri  Garib Kalyan Yojana Jan Aushadhi Yojana (JAY) Nai Manzil Scheme for minority students The Pradhan Mantri Awas Yojana (PMAY) or Housing for all … Read more

 Insolation,heat budget of the earth

    The ultimate source of atmospheric energy is in fact heat and light received through space from the Sun. This energy is known as solar insolation. The Earth receives only a tiny fraction of the total amount of Sun’s radiations. Only two billionths or two units of energy out of 1,00,00,00,000 units of energy … Read more

POULTRY FARMING and SILVER REVOLUTION IN INDIA

POULTRY FARMING (SILVER REVOLUTION) IN INDIA practice of raising poultry, such as chickens, turkeys, ducks, geese, as a subcategory of animal husbandry, for the purpose of farming meat or eggs for food. requires small capital and provides additional income and job opportunities to a large number of rural population in the shortest possible time. The … Read more

WHITE REVOLUTION IN INDIA

WHITE REVOLUTION IN INDIA   The package programme adopted to increase the production of milk is known as White Revolution in India. The White Revolution in India occurred in 1970, when the National Dairy Development Board (NDDB) was established to organize the dairy development through the co-operative societies. Varghese Kuerin was the father of White … Read more

Classification of climates, (Koppen and Thornthwaite)

  Climatic Regions of India : Koeppen’s Classification Climate Type Climatic Region Annual Rainfall in the Region Amw (Monsoon type with shorter dry winter season) Western coastal region, south of Mumbai over 300 cm As (Monsoon type with dry season in high sun period) Coromandel coast = Coastal Tamil Nadu and adjoining areas of Andhra Pradesh … Read more

Social and Cultural condition under The Gupta Empire

The Gupta Empire stretched across northern, central and parts of southern India between c. 320 and 550 CE. The period is noted for its achievements in the arts, architecture, sciences, religion, and philosophy. Chandragupta I (320 – 335 CE) started a rapid expansion of the Gupta Empire and soon established himself as the first sovereign ruler of the empire. It marked the end of 500 hundred … Read more

Greenhouse effect

  The greenhouse effect is a natural process that warms the Earth’s surface. When the Sun’s energy reaches the Earth’s atmosphere, some of it is reflected back to space and the rest is absorbed and re-radiated by greenhouse gases. It is the process by which radiation from a planet’s atmosphere warms the planet’s surface to a … Read more