Composting
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Composting, Contamination, Facilities, Food Waste
Assessing Contamination In Source Separated Organics
The City of Hutchinson, Minnesota conducts audits on incoming raw feedstocks and the screened overs to measure contamination in curbside-collected residential organics.
AD & Biogas
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AD & Biogas, Climate, Facilities
Manure Digester Sector On The Grow
The U.S. Environmental Protection Agency’s AgSTAR program has been tracking development of farm-based anaerobic digestion (AD) facilities for many years. Its latest data — current through May 2022 — reports there are 331 manure-based AD systems, up from 272 in 2021.
Food Waste
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Composting, Contamination, Food Waste, Markets
Compost’s Dirty Dozen
Meet the Dirty Dozen of Compost, compiled by Eco-Cycle, a recycling and Zero Waste organization in Boulder, Colorado, and A1-Organics, the regional composter based in Eaton that services Colorado’s Front Range communities.
Markets
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AD & Biogas, Composting, Facilities, Markets
European Compost Network’s 2022 Data Report
“An estimated 71 million metric tons per annum (tpa) of separately collected biowaste were treated through composting and anaerobic digestion (60 million tpa in the EU27 and 11 million in CH, NO and UK),” notes a summary of the report’s findings.
Climate
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Climate
Methane Prevention Potential Of Leftover Brewer’s Yeast
Top: Saccharomyces cerevisiae (Mogana Das Murtey and Patchamuthu Ramasamy, CC BY-SA 3.0, via Wikimedia Commons. Image has been cropped.) Brewer’s yeast used to make beer is typically discarded once it’s no longer needed. The yeast, known as Saccharomyces cerevisiae, absorb humolones, lupolones and other compounds from hops that contribute to beer’s flavor and aroma. Humolones and lupolones...
