3 Review(s)

Unit - I The Multi disciplinary nature of environmental studies Natural Resources Renewable and non-renewable resources : Natural resources and associated problems a) Forest resources; b) Water resources; c) Mineral resources; d) Food resources; e) Energy resources; f) Land resources : Role of an individual in conservation of natural resources. (Chapter - 1) Unit-II Ecosystems •Concept of an ecosystem. •Structure and function of an ecosystem. •Introduction, types, characteristic features, structure and function of the ecosystems : Forest ecosystem; Grass land ecosystem; Desert ecosystem; Aquatic ecosystems (ponds, streams, lakes, rivers, oceans, estuaries) (Chapter - 2) Unit-III Environmental Pollution : Air pollution; Water pollution; Soil pollution (Chapter - 3)