A proposed plant that would use a high-heat process to turn sludge into fertilizer has residents worried about odors and ...

To handle increasing wastewater loads, sewage treatment plants are adopting more advanced treatment processes. However, many of these approaches require additional space and energy, highlighting the ...

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In a forested area near the tiny town of Riddle on Oregon’s west side, Ken Carloni kneels to examine a native orchid. His white ponytail juts out from under a newsboy cap. To the south, a mosaic of ...

Biochar can help turn agricultural waste into clean hydrogen fuel while cutting carbon pollution, according to a new study in the journal Biochar. Researchers report that a simple two stage catalytic ...

Biochar removes CO2 from the air, improves soil quality, creates clean energy, and it's surprisingly easy to come by. Shea Gunther is a writer, entrepreneur, and podcaster living in Portland, Maine.

Study shows how controlling pyrolysis temperature can help reduce environmental risks of chemical sewage sludge, supporting sustainable sewage treatment JEONBUK-DO, South Korea, March 17, 2026 ...