COLLECT INFORMATION ABOUT CARE TAKEN FOR PLANTS AND ANIMALS AND TO CONTROL AIR POLLUTION 50 YEARS AGO
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inthose days the are very less vechiles and transport so the pollution is less
and agricluture is main occupation,cattle raringand less defforestration
so there is no much need to take care of plantsand animals
and agricluture is main occupation,cattle raringand less defforestration
so there is no much need to take care of plantsand animals
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