Unit-I
The Multidisciplinary 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.
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; Grassland ecosystem; Desert
ecosystem; Aquatic ecosystems (ponds, streams, lakes, rivers, oceans,
estuaries)
Unit- III
Environmental Pollution: Air pollution; Water pollution; Soil pollution