Here is another report from Sri Lanka on biochar in the tea industry...
http://www.sundaytimes.lk/120624/business-times/biochar-can-it-put-the-tea-industry-back-in-the-black-3850.html
This follows on from my previous report in December 2010...
http://sea-biochar.blogspot.com/2010/12/rejuvenation-of-tea-plantations-dilmah.html
The Texcoco Marvel
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"*How Aztec engineers tamed an environmental nightmare gives a lesson for
today*"
*In August, 2022,* I described here on *The Great Change* how we had
a...
5 days ago