Solid waste disposal and mangrove destruction sand mining,food adulteration,changing crop pattern,quarring agencies of environmental protection environmental movements in india and kerala WATER POLLUTION AND MARINE POLLUTION teaching methods of environmental education extinction of species loss of habitat and biodiversity types of biodiversity and its divisions objectives and principles of environmental education environmental education techniques co curricular activities in environmental education APPROACHES IN ENVIRONMENTAL EDUCATION principles of environment meaning significance and characteristics of environmental education simple presentation of noise and radioactive pollution calicut university
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