Passive Water Harvesting
The Beet: A Podcast For Plant Lovers
Epic Gardening
4.8 • 1.6K Ratings
🗓️ 8 August 2023
⏱️ 10 minutes
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| 0:00.0 | Welcome back my friends to Rainwater and Water Harvesting Week here on the Epigarning |
| 0:17.7 | podcast. |
| 0:18.7 | We are joined again by the wonderful Martha Ritalic author of the new book City Nature. |
| 0:24.4 | So we talked yesterday kind of a rationale why why harvest water in the first place |
| 0:29.0 | Martha now we're getting into some of the more specific methods and approaches starting |
| 0:33.5 | with what is called passive water harvesting. |
| 0:36.9 | So how would you define what that method is? |
| 0:40.1 | Okay, passive water harvesting when you look at it, it just sits there. |
| 0:45.8 | And another way to think of it is earth sculpture. |
| 0:50.3 | And at my place that means in my front yard, I am harvesting water that flows down off |
| 0:57.7 | the roof into rain gutters and that empties into a downspout goes down to the ground. |
| 1:05.8 | And then it goes into a drainage swale. |
| 1:08.8 | And when you think of a drainage swale, think of a rocky creek bed that's dry most of |
| 1:14.1 | the time. |
| 1:15.2 | And what are the rocks doing in there? |
| 1:17.0 | The rocks are like an obstacle course for water. |
| 1:19.6 | We want water to slow down, spread out and sink into the ground. |
| 1:26.8 | And the reason for that is because in urban environments like Tucson when it rains, we |
| 1:31.5 | get a lot of rain all at once, like one or two inches. |
| 1:35.1 | And in urban environments, more than half of that water becomes run off that floods our |
| 1:41.5 | streets and our washes. |
| 1:43.7 | So with the passive water harvesting with the sculpting the earth, we're getting it to |
... |
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