Transcription of CHAPTER15 Our Environment
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CHAPTER15 Our Environment
Science256 Activity Environment15 CHAPTERWe have heard the word Environment often being used on thetelevision, in newspapers and by people around us. Our elders tellus that the Environment is not what it used to be earlier; others say thatwe should work in a healthy Environment ; and global summits involvingthe developed and developing countries are regularly held to discuss environmental issues. In this chapter, we shall be studying how variouscomponents in the Environment interact with each other and how weimpact the ECO-SYSTEM WHA-SYSTEM WHA-SYSTEM WHA-SYSTEM WHA-SYSTEM WHAT ARE ITS COMPONENTS?
Other types of ecosystems are forests, ponds and lakes. These are natural ecosystems while gardens and crop-fields are human-made (artificial) ecosystems. ... grassland and (c) in a pond ± Our Environment 259 From the energy flow diagram (Fig. 15.4), two things become clear . Firstly, the flow of
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