On the basis of owership resources can be classified into the following categories : (i) Individual Resources. (ii) Community Owned Resources. (iii) National Resources . (iv) International Resources. (i) Individual resources are owned privately by individuals or group of individuals. Plots of lands owned by farmers, pasture lands, ponds, orchards, water in wells, are examples of resources owned by individuals in the villages. Plots of lands, houses, cars, and other property are some examples of individual resources in urban areas. Plantations are also individual resources. Its plot of land, management, revenue, products and profits are under individial ownership. (ii) Community owned resources are accessible to all members of the community. These resources can be used by all people living in the area. Picnic spots, maidans, village ponds,grazing grounds, burial grounds, etc., in villages; playgrounds, public parks, markets, etc in urban areas are examples of community owed resources. (iii) National Resources mean all resources owned by a nation. All the forests, wildlife,minerals, water resources, land within the political boundaries of a nation and oceanic area up 12 nautical miles, i.e., 19.2 km, from the coast termed as territorial water, and resources therein belong to the nation and are termed as national resources. (iv) International Resources are under the jurisdiction and regulation of international organisations. The oceanic resources beyond 200 km of the Exclusive Economic Zone belong to open oceans and no individual country can utilise these without the concurrence of international insitutions, e.g. manganese nodules in bed of the Indian Ocean.