1.What is different between watershed and catchment area
2.general range u may consider
3.types of water runoff ways
4. Recommended (or must)no.of recording type rain gauge
5.how you can save more water for human welfare.. Especially runoff rainwater
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.