text: kal school mein teachers ne kaha ki agar hum plastic ka istemal band kar dein toh pollution kaafi kam ho jayega,kya tumhe yeh pata tha?haan, yaar! aur hum toh ek family ke taur par bhi kuch chhoti chhoti changes karke kaafi bada farak la sakte hain, jaise cloth bags ka istemal!