The new ministry needs to think 'small' in order to really provide water security for India. It must restore the bodies of water and recharge its groundwater.
All 3 pillars that sustain life in India ; of Land availability, water availability and clean air availability are crumbling and crumbling fast. If the situation continues unabated for some more years we may see a start of population collapse and/or mass migration as a nature’s way of correcting balance.