A Field Guide to Biochar Water Treatment
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a preview of current field-based R&D and new service projects
Jun 12
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Josh Kearns
5
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A Field Guide to Biochar Water Treatment
Updates coming soon...
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April 2025
Response to recent earthquake in SE Asia
Our collaborators' efforts in water and food security and disaster preparedness
Apr 3
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Josh Kearns
4
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A Field Guide to Biochar Water Treatment
Response to recent earthquake in SE Asia
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February 2025
Can biochar remove [insert chemical of concern] from my water?
a new tool for estimating the potential of biochar water treatment
Feb 13
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Josh Kearns
5
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A Field Guide to Biochar Water Treatment
Can biochar remove [insert chemical of concern] from my water?
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January 2025
Solar powered biochar?!?!?!?
and other project updates
Jan 7
•
Josh Kearns
15
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A Field Guide to Biochar Water Treatment
Solar powered biochar?!?!?!?
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6
Video resources
A selection of videos describing our approach to decentralized water treatment using biochar adsorbent
Jan 7
•
Josh Kearns
3
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A Field Guide to Biochar Water Treatment
Video resources
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Bibliography of peer-reviewed publications
For papers that are paywalled, please email to request a courtesy copy.
Jan 7
•
Josh Kearns
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A Field Guide to Biochar Water Treatment
Bibliography of peer-reviewed publications
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Graphical design manuals
Instructions for constructing 300 liter/day and 2,000 liter/day water treatment systems, and a drum oven for making biochar adsorbent, using inexpensive…
Jan 7
•
Josh Kearns
1
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A Field Guide to Biochar Water Treatment
Graphical design manuals
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September 2024
Guardianes del Agua (Water Guardians)
a (pair of) fun and educational game(s) for children
Sep 5, 2024
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Josh Kearns
6
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A Field Guide to Biochar Water Treatment
Guardianes del Agua (Water Guardians)
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3
July 2024
Roughing filter + "Daylight Drive" water delivery system
a practical, low-cost, off-grid option for removing sediment and sending water where you need it
Jul 15, 2024
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Josh Kearns
11
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A Field Guide to Biochar Water Treatment
Roughing filter + "Daylight Drive" water delivery system
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9
April 2024
Anatomy of a decentralized water treatment system
removing arsenic, fluoride, organic chemical contaminants, and microbial pathogens
Apr 14, 2024
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Josh Kearns
11
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A Field Guide to Biochar Water Treatment
Anatomy of a decentralized water treatment system
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2
Value engineering bone char for fluoride removal
quick pause for a glance at multiple works-in-progress
Apr 9, 2024
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Josh Kearns
9
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A Field Guide to Biochar Water Treatment
Value engineering bone char for fluoride removal
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2
February 2024
Partnership with Living Energy (podcast)
driven by daylight, doing great things
Feb 8, 2024
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Josh Kearns
6
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A Field Guide to Biochar Water Treatment
Partnership with Living Energy (podcast)
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