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wl Going 10 > higol, ee bigot, , , , After the long vacation, when Ravi starts, again, he noticed that the only playground next to hls, was dug up. People said that a huge buildirig with ran, flats will be constructed there, Ravt wads almost in tears, when he realised that the big playground with tts soft, grass, marigolds and butterflies is gone for ever He shared, his feelings with his classmates. In the assembly, the, Principal too sadly observed, “See how our envirorunent, is changing.” ~, , In the class Ravi asked hi, environment?” “Whatever you see in your SUITOUT, , said the teacher., , , , , , , , , , , , , , s teacher, “What is ayveiem. 1, dings.” | the a we t, , water we Grin, , , , , , , , , , , , , Ravi thought aloud, “That means, the school building, food we eat and tac, tables, chairs in the classroom, even that open field. the land where we live., road, the garbage, my friends — all are parts of our How do human, environment”! beings modify this, , “Yes” said the teacher, “but wait..... Some objects are natural covironEce, , created by nature — for example, mountains, rivers, Tees,, animals. Others are made by people — for example roads,, , cars, clothes, books”., , Now work in pairs. Make a list with your classmate, itting next to you, of the creations of nature and by, , Ss, human beings., , , , Ravi, Paramjeet, Jessy, Mustafa, Asha were allexcited, , ©, , The car fumes poli, the air. water, collected in a pot., food is served in, vessels and land |, used to build, factories, Human being, make cars, mills, factories and, manufacture, containers. This, how human be, modify natural, environment., , , , about meling the list, “Why ts our enpironmer vi changing!, asked Iqbal, "It's all because of our needs, They are