Question

Instruction: the world today is facing water prices the available water is being wasted a great deal at homes in offices and open faces write a speech in water harvesting measure write aspeech120/150 word on water harvesting are need. I want answer please please CBSE models

Answer 1

Rain water harvesting is the collection of rainwater into the man made resources or natural resources like ponds,lake etc at the same place where it falls from rooftops or grounds. Two main techieque of rainwater harvesting is storage for future use and recharge into the grounds.Its can be used for crop harvesting,gardenings,toilets,etc.Following r the benefits of rainwater harvesting or city wide levels:
1)it helps in reducing the water supply bills especially in the institutions.
2)Rainwater recharged to the ground positively affects groundwater quality by diluting flourides,nitrates and its salanity.
3)it contains almost neutral PH and zero hardness which makes which makes it more able to be used in homes,indudtries,institutions amd other commercial establiahments.
4)it may reduce the stree of public water supply sources.
5)recharge of rainwater to the ground prevents sea water immersion into the fresh water bodies in the coastal areas.
6)it helps in controlling urban flooding if people do rainwater harvesting from rooftops.
7)it reduces water demand for people from the municipality thus lesseons energy consumption too in ditributing water all through the city....




*hope it helps u*..!!!!