Discussion here on biochar solutions for Agent Orange contamination in Vietnam...
https://groups.google.com/forum/#!topic/soil-age/wyEdn2mpjaQ
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Breathing Highways and Sponge Cities
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"*We could do worse than to go back to the way nature manages rainfall.*"
*Summer reruns* are not my usual style, but this week we are sending the
way-b...
3 days ago
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