Training The Zero Waste Workforce
Material assessments are integral to identifying all recyclables, landfill-bound waste and compostable organics. The value and composition of each material is broken down in detail in order to optimize recovery and reduce costs.

Community Environmental Services, part of Portland State University, trains and employs students to offer zero waste management services to companies, institutions and public agencies.
Neil Seldman
BioCycle November 2014, Vol. 55, No. 10, p. 37

Cost-Effective Odor Control
Figure 6. Stratified air management

Technical Advisor on odor from England’s Environment Agency discusses odor pollution control options for organics recycling facilities in the context of business planning, management and abatement.
Nick Sauer
BioCycle November 2014, Vol. 55, No. 10, p. 25

 

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Growing Composting Site At County Landfill
Ground green waste is mixed with food waste and loaded into 30 cubic yard modified drop boxes where aeration piping is laid in the bottom (left). After 30 days in the container, material is moved into the windrow composting process (right).

Deschutes Recycling expanded its yard trimmings composting operation to include commercial food waste. Produce from garden at the facility is donated to local food bank.
Dan Emerson
BioCycle November 2014, Vol. 55, No. 10, p. 40

Quantifying Landfill Biogas Production Potential In The U.S.
Figure 2. Overall amount of methane collected versus emitted annually for the U.S.

New study estimates that volume of landfill-derived methane in U.S. is 466 billion cubic feet per year, of which 66 percent is collected and only 58 percent is utilized.
A.E. Schauer-Gimenez, A.J. Cal, M-C. Morse, A.J. Pieja, K.M. Holtman and W.J. Orts
BioCycle November 2014, Vol. 55, No. 10, p. 43

 

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Utility Powers Up Anaerobic Digester
Delivery trucks unload feedstocks, sourced from a 60-mile radius of the plant, inside the receiving and preprocessing building. Solids are moved via an automatic crane (inset).

Hometown BioEnergy, LLC, a subsidiary of the Minnesota Municipal Power Agency, has capacity to produce 8 MW of electricity at its anaerobic digestion plant.
Dan Emerson
BioCycle November 2014, Vol. 55, No. 10, p. 48

 

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Connections: Dirt Cheap
Sally Brown

Sally Brown
BioCycle November 2014, Vol. 55, No. 10, p. 54

Equipment News
Natural Systems Utilities' demonstration trailer featuring two digester reactors.

BioCycle November 2014, Vol. 55, No. 10, p. 56

Anaerobic Digest
Microsoft’s Data Plant is powered by a fuel cell fueled by biogas from an anaerobic digester.

BioCycle November 2014, Vol. 55, No. 10, p. 16

Composting Roundup
Compostable cutlery dispersed in bay; overs (with pen for scale); unders (with glove for scale)

BioCycle November 2014, Vol. 55, No. 10, p. 12

Digester Closes Loop For Bay Area Hauler
Over half of South San Francisco Scavenger Company’s fleet of collection trucks is equipped with CNG engines.

A dry anaerobic digester, with two composting tunnels, was constructed at a transfer station to process 11,200 tons/year of source separated organics.
Nora Goldstein
BioCycle November 2014, Vol. 55, No. 10, p. 50

 

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BioCycle World
On-site hybrid microgrid at 2014 Greenbuild International Conference and Expo.

BioCycle November 2014, Vol. 55, No. 10, p. 6

Compost Opportunities Roadmap
Nora Goldstein, Editor, BioCycle

Nora Goldstein
BioCycle November 2014, Vol. 55, No. 10, p. 4