Resources and Development


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Resources, Development, Soil types, Management, Types and Classification

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Resources and Development

  1. 1. ResourceEverything available in our environment which can beused to satisfy our needs, provided, it istechnologically accessible, economically feasible andculturally acceptable can be termed as ‘Resource’.
  2. 2. Interdependent Relationship Nature HumanTechnology Beings Institutions
  3. 3. Classification of Resources1) On the basis of Origin: Biotic and Abiotic2) On the basis of Exhaustibility: Renewable and Non- Renewable3) On the basis of Ownership: Individual, Community, National and International4) On the basis of Status of Development: Potential, Developed, Stock and Reserves
  4. 4. 1) On the basis of Origina) Biotic Resources: These are obtained from biosphere and have life such as human beings, flora and fauna, fisheries, live stocks etc.b) Abiotic Resources: All those things which are composed of non living things are called abiotic resources such as rocks and metals.
  5. 5. 2) On the basis of Exhaustibilitya) Renewable Resources: The resources which can be renewed or reproduced by physical, chemical or replenish able resources. E.g. Solar and wind energy, water, forests and wildlife, etc.
  6. 6. 2)b) Non- Renewable Resources: These occur over a verylong geological time. Minerals and fossil fuels areexamples of such resources. These resources takemillions of years in there formation.
  7. 7. 3) On the basis of Ownershipa) Individual Resources: These resources are owned byindividuals privately. People owns house, plots andother property.
  8. 8. 3)b) Community owned Resources: These are resourceswhich are accessible to all the members of acommunity. Village commons such as grazinggrounds, burial grounds, village ponds and publicparks, picnic spots, playgrounds are some of theexamples.
  9. 9. 3)c) National Resources: Technically, all the resourcesbelong to the nation. The country has legal powers toacquire even private property for public good. All theminerals, forests, wildlife, land within the politicalboundaries and oceanic area up to 12 nautical milesfrom the coast belong to the nation.
  10. 10. 3)d) International Resources: These are internationalinstitutions which regulate some resources. The oceanicresources beyond 200 nautical miles of ExclusiveEconomic Zone belong to open ocean and no individualcountry can utilize these resources without permissions.
  11. 11. 4) On the basis of Status of Developmenta) Potential Resources: Resources which are found in aregion, but have not been utilized. For example, Thewestern part of India particularly Gujarat and Rajasthanhave enormous potential for the development of windand solar energy, but so far these have not beendeveloped properly.
  12. 12. 4)b) Developed Resources: Resources which have beensurveyed and their quality and quantity have beendetermined for utilization. The development ofresources depends on technology and level offeasibility.c) Stock: Materials in our environment which has thepotential to satisfy human needs but humans does nothave the appropriate technology to access these arecalled Stock. E.g. Water is a compound of twoinflammable gases: hydrogen and oxygen which can beused as a rich source of energy.
  13. 13. 4)d) Reserves: These are the subset of stock which can beput in to use with the help of existing knowledge buttheir use has not been started yet. These can be usedfor meeting future requirements. E.g. River water canbe used for generating hydro electric power butpresently, it is being utilized only to a limited extent.
  14. 14. Development of Resources Resources are vital for human survivals well as for maintaining the quality of life. Human being used them indiscriminately and this has led to many problem such as:i. Depletion of resources for satisfying the greed of few individuals.ii. Accumulation of resources in few hands, which, in turn divided the society into two segments i.e. rich and poor or haves and have nots.
  15. 15. Continued….iii. Indiscriminate exploitation of resources has led to global ecological crisis such as, global warming, ozone layer depletion, environmental pollution and land degradation.* If the present trend of resource depletion by a few individuals and countries continues, the future of our planet is n danger.* Therefore, Resource planning is essential for sustainable existence of all life forms.
  16. 16. Resource PlanningPlanning is widely accepted strategy for judicious useof resources. It has importance in a country like India, which has enormous diversity in the availability ofresources.There are some regions which can be considered selfsufficient in terms of the availability of resources andthere are some regions which have acute shortage ofsome resources
  17. 17. Land ResourcesWe liv eon land, we perform our economic activitieson land and we use it in different ways. Thus, land is anatural resource of utmost importance.India has land under a variety of relieffeatures, namely; mountains, plateaus, plains andislands.About 43 percent of the land area is plain, whichprovides facilities for agriculture and industry.Mountains account for 30 percent and about 23percent of the area is plateau region.
  18. 18. Continued….Land Under Important Relief Features Plains 43% Mountains 30% Plateaus 27%
  19. 19. Soil as a ResourceTop Soil Sub Soil Substratum Soil Un whethered
  20. 20. Classification of Soils1) Alluvial Soils: This is the most widely spread and important soil. In fact the entire northern plains are made of this soil. These soils have been deposited by three important river system: the Indus, the Ganga and the Brahmaputra. Alluvial soil consists of sand, silt and clay. Alluvial as a whole is a very fertile soil.
  21. 21. Continued….2) Black Soils: These soils are black in color and is alsoknown as regur soil or black cotton soil. It is very idealfor growing cotton. This soil is made up of lava flows.The black soil are made up of extremely fine i.e. clayeymaterial. They are well known for their capacity to holdmoisture and also rich in soil nutrients.
  22. 22. Continued….3) Red and Yellow Soils: Red soils develops oncrystalline igneous rocks in area of low rainfall in theeastern and southern part of Deccan plateau. Thesesoils develops a reddish color due to diffusion of iron incrystalline and metamorphic rocks. It looks Yellow whenit occurs in hydrated form.
  23. 23. Continued….4) Laterite Soils: The laterite soil develops in the areawith high temperature and heavy rainfall. The humuscontent of the soil is low because most of the microorganisms get destroyed due to the temperature.Laterite soils are suitable for cultivation after adequatedoses of manures and fertilizers.
  24. 24. Continued….5) Arid Soils: Arid soils range from red to brown in color.They are generally Sandy in texture and Saline in nature.Due to the dry climate, high temperature, evaporation isfaster and the soil lacks humus and moisture. Afterproper irrigation these soils become cultivatable as hasbeen in the case of Rajasthan.
  25. 25. Continued….6) Forest Soils: These soils are found in the hilly andmountainous areas where sufficient rain forests areavailable. The soils texture varies according to themountain environment where they are formed. Theyare loamy and silty in valley sides and coarse grained inthe upper slopes.