Question

6. Sisandra is an underwater storage system to harvest rainwater.​

Answer 1

Explanation:

Rainwater harvesting is the process of collecting rainwater from surfaces on which rain falls, filtering it and storing it for multiple uses. Rainwater harvesting puts the supply of water back to normal levels. It is the collection and storage of water from surfaces that rain has fallen upon.

Answer 2

Answer:

Rain harvesting is the process of collecring rain water from different sources and keeping it for future use