http://www.inhabitat.com/2009/07/05/time-and-thyme-again-with-marieke-staps-soil-clock/ Future-forward design for the world you inhabit Mon, 23 Nov 2009 20:39:06 -0500 http://wordpress.org/?v=abc hourly 1 http://www.inhabitat.com/2009/07/05/time-and-thyme-again-with-marieke-staps-soil-clock/comment-page-1/#comment-163068 gregb Sat, 04 Jul 2009 12:35:45 +0000 http://www.inhabitat.com/?p=37367#comment-163068 A pretty clock, but not "green' by any stretch of the imagination. Just a simple copper/tin battery. The kind children used to make in school out of pennies, nickels and salt water. No biological metabolism required. But it is true, once the soil dries out, the clock will stop. A pretty clock, but not “green’ by any stretch of the imagination. Just a simple copper/tin battery. The kind children used to make in school out of pennies, nickels and salt water. No biological metabolism required. But it is true, once the soil dries out, the clock will stop.

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