text: kal news mein dekha,ek nayi technology aayi hai jo pollution control karne mein madad karegi, mujhe laga yeh toh bohot zaroori hai aaj ke zamaane mein!bilkul sahi kaha, aaj kal sab log environment ke baare mein zyada soch rahe hain, agar yeh technology kaam karegi toh duniya kaafi behtar ho sakti hai!