text: kal maine suna ki paani bachana bhi bohot zaroori hai,ghar ke chhote-chhote kaamon mein bhi hum kaise sudhar kar sakte hain, thoda brainstorming karte hain!haan, bilkul! jaise, hum shower lete waqt paani band kar sakte hain, aur garden watering ke liye rainwater harvesting ka bhi sochna padega, kitna helpful hoga!