text: kal main apne neighbor se baat kar rahi thi,unhone kaha ke unka ghar completely sustainable hai, unhone rainwater harvesting bhi shuru ki hai, kya tumhe pata hai iske baare mein?wow, yeh toh badiya hai! rainwater harvesting se toh paani ki bachat hoti hai, aur isse environment ko bhi kaafi benefit milta hai, unhe yeh zaroor share karna chahiye!