What is rainwater harvesting?
There are two classes of rainwater harvesting systems:
Systems which collect roof runoff for household use.
Systems which use in field or adjoining catchment to provide
supplemental irrigation for agriculture.
Why harvest rainwater?
It's a shame to let runoff go to waste when it can be
used indoors and/or for irrigation. The benefits of rainwater harvesting
can include:
-
Relief of strain on other water supply
-
Ability to build or farm in areas with no other
water supply
-
Cleaner water
-
Increased independence and water security
- Lower water supply cost
-
Reduced flood flows
-
Reduced topsoil loss
-
Improved plant growth
-
Greater sensitivity to and connection with natural
cycles
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