Forests get submerged, animals lose their homes and people are displaced when a dam is built. Many species disappear and villagers must leave their land, changing their lives completely and often permanently. Class 5 EVS Textbook Our Wondrous World Chapter 2 ...
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I would make a rule that no untreated waste—industrial or domestic—should enter rivers. Waste treatment plants must be mandatory near every town and city and fines should be applied for violations. Class 5 EVS Our Wondrous World Unit 1: Life Around ...