- Itisundeniablethattheworseningenvironmenthasbecomethebiggestconcernofthepresent-dayworld.Landresourcesaredwindlingbecauseofwaterlossandsoilerosion.Wastegasespoisontheairwebreathe.Theriversandlakesarepollutedbywastedumpedinthemfromfactories.Itisprobab...
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