Inbox
Saved
Discover
Library
Profile
Welcome to Substack
Sign up to find, read, and support great writing.
Share this profile
Josh Kearns
I am an environmental chemist and engineer with a specialty in appropriate technologies for low-resource settings.

Josh Kearns

I am an environmental chemist and engineer with a specialty in appropriate technologies for low-resource settings.
A Field Guide to Biochar Water Treatment
By Josh Kearns
Low-cost DIY drinking water treatment using biochar to remove chemical pollutants.
Reads
TK News by Matt Taibbi
Paid subscriber
Glenn Greenwald
Free subscriber
I N Q U I R E
Free subscriber
On Substack
Free subscriber
RISING with Krystal Ball and Saagar Enjeti
Free subscriber
Posts

Dive into your interests

We'll recommend top publications based on the topics you select.