The Natural World 🌍

Afforestation:            Afforestation is the establishment of a forest or stand of trees in an area where there was no previous tree cover and also afforestation is the planting or adding of trees in an area where there was never a forest or plantation . this is a method to create a new forest. Afforestation in turn increases the population of species and animals which exhibit selective feeding habits. Forest should be restored as they maintained stable food chains and food webs. plants and plant products must be maintained judiciously. Wild life sanctuaries , national parks should be developed. Steps to main Greenery: More plants should be planted in villages to maintain greenery. Plants should be planted on either side of the road in urban areas in order to reduce pollution. Plants should be grown to maintain normal climatic conditions of that area. Development of parks in every area should be encouraged. Deforestation should be protested. Laws should be formulated against deforest

  BIODIVERSITY:  Biodiversity means " Variability among living organisms".    Bio diversity is the variety and variability of genus , species and ecosystem between and within. It is the number of different organisms & their relative frequency in an ecosystem. The term biodiversity is coined by Walter rosen,1985. About 50 million of plants , animals and microbes are existing in the world. A mong this only 2 million are identified so far Biodiversity also includes: Variability of species , variability of genus , variability of varieties , variability of population in different ecosystem , variability in relative abundance of species. Knowledge of biodiversity is essential for sustainable utilization of resources. Biological resource provide us: Nourishment , clothing , house , fuel , medicine and revenue.  LEVELS OF BIODIVERSITY :                 Biodiversity is the most precious gift of nature the mankind is blessed with. The uniqueness of our planet earth is due to the pr