Chicago Restaurant Generates Zero Waste … Literally
All of the food served at Sandwich Me In is sourced from regional farmers. Vrany tries to make as much as he can in-house to reduce food costs and waste.

Tweet In just over two years of being in business, Sandwich Me In has not sent anything to the landfill. Nate Clark BioCycle July 2014, Vol. 55, No. 6, p. 28 From the time Justin Vrany opened the doors of Sandwich Me In in Chicago in May 2012, he set out to be different than

Food Waste Collection Innovations
Perkins’ Food Waste Lifter slides the cart straight up over the loading edge of the container. This keeps the tilting pivot close to the cart’s center of gravity, creating a constricted rotating arc and avoiding spillage.

Source separating food waste for diversion to composting and anaerobic digestion is in full swing, leading to innovations in equipment to service the programs.
Nora Goldstein
BioCycle July 2014, Vol. 55, No. 6, p. 46

BioCycle World
Massachusetts Commercial Food Waste Vendor Fair

BioCycle July 2014, Vol. 55, No. 6, p. 6

BioCycle World
WRAP's Think.Eat.Save Guidance Version 1.0 tool, Module 4: Preventing and reducing food waste in the food and drink business supply chain (manufacturing, retail, hospitality and food service)

BioCycle June 2014, Vol. 55, No. 5, p. 6

Winning With Zero Waste
Zero waste sports

In the sports greening arena, the adoption of recycling and composting programs is proceeding at an increased pace. To ensure efficient and effective implementation, buy-in must occur at all levels of an organization, starting at the top.
Nate Clark
BioCycle June 2014, Vol. 55, No. 5, p. 21

“Food Waste To Watts” Organics Pilot
Commercial organics collected by Recology were unloaded in a bunker at the Humboldt Waste Management Authority’s transfer station for transport to a composting facility about 150 miles away.

An institutional and commercial organics collection program in Eureka, California, diverted 760 tons of food waste in a year-long trial.
Marsha Johnston
BioCycle June 2014, Vol. 55, No. 5, p. 38

 

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Composting, Organics Recycling, Anaerobic Digestion

 

Call For Papers — BioCycle East Coast Conference 2014
bcec14

BioCycle East Coast 2014 will cover all facets of organics recycling — organics separation and collection, composting and anaerobic digestion, compost and biogas utilization and markets, technologies and systems — for the municipal, commercial, institutional, agricultural and industry sectors.

From Casino Kitchens To On-Site Digester
The casino recently installed a Grind2Energy unit that grinds the food waste and pumps the slurry into an on-site 2,000-gallon storage tank.

Preconsumer food waste from the Potawatomi Bingo Casino in Milwaukee, along with feedstock from local generators, is processed in the Potawatomi Community’s new anaerobic digester.
Dan Emerson
BioCycle May 2014, Vol. 55, No. 4, p. 40

 

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Equipment News
Ecoverse Industries' Tiger HS 640 depackaging system

Tweet BioCycle May 2014, Vol. 55, No. 4, p. 48   Food Waste Depackager Ecoverse Industries has introduced its Tiger HS 640 depackaging system that separates organics from almost all kinds of packaging, and then can add water to ensure the right consistency of the feedstock stream for an anaerobic digester. Materials are loaded into

White Castle Doubles Food Scraps Diversion Rate From Columbus-Area Stores
White Castle food composting

On Earth Day 2014, White Castle announced that in the last year, they have expanded food scraps diversion programs to 16 Columbus, Ohio-area restaurants and plants in Vandalia and Cincinnati, Ohio, doubling their diversion rate to almost 10 tons of food scraps per month.

BioCycle World
(Left to right) Lori Scozzafava (Executive Director of the US Composting Council (USCC)), Kathy Kellogg Johnson (Kellogg Garden Products), Nora Goldstein (Editor of BioCycle), Michele Young (City of San Jose), Lorrie Loder (President of the USCC)

BioCycle February 2014, Vol. 55, No. 2, p. 6

Composting Roundup
Ranvinder (Rana) Bains of Bluebird Composting in Fulton, Missouri

BioCycle February 2014, Vol. 55, No. 2, p. 10

Patrick Administration Finalizes Commercial Food Waste Disposal Ban
Massachusetts Food Waste Ban

The Patrick Administration announced final statewide commercial food waste disposal ban regulations to take effect on October 1, 2014. The ban will divert food waste to energy-generating and composting facilities and reduce the Commonwealth’s waste stream.

Food Waste Composting At San Diego Hotels
The Lodge at Torrey Pines, as well as other hotels in the program, has been recognized under the City’s Annual Waste Reduction and Recycling Awards Program. Placement of the organics cart in the kitchen (above), as well as filled carts lined up for collection, are shown.

The city has assisted participant hotels in increasing their overall diversion rates — in some cases, by 400 percent or more.
Ana Carvalho
BioCycle January 2014, Vol. 55, No. 1, p. 28

Source Separated Organics Digestion In Alberta
Growing Power Hairy Hill started with an anaerobic digester to process manure from an adjacent cattle feedlot. Today, the facility is receiving 200 tons/day of source separated organics from the Edmonton region.

An existing manure digester, colocated with an ethanol plant, is accepting up to 200 tons/day of municipal source separated organics, food processing wastes and biosolids.
Peter Gorrie
BioCycle January 2014, Vol. 55, No. 1, p. 55

California City Advances Commercial Organics Recycling
Seven grocery stores are participating in Cupertino’s Food Recovery Challenge (example of container above). A total of 2,000 tons of food waste has been diverted.

City of Cupertino receives U.S. EPA Innovation Award for integrating its ambitious food waste reduction goals with its waste hauler.
Molly Farrell Tucker
BioCycle January 2014, Vol. 55, No. 1, p. 36

Biodigesters And Dehydrators — Operational Experiences
One dehydrator is being filled (on left), while the second has finished the drying cycle and is unloading (above).

Interviews conducted with representatives of corporate facilities, a university, a hotel and a hospital indicate success with these systems in their particular settings. Part II
Zoë Neale
BioCycle January 2014, Vol. 55, No. 1, p. 52

Composting Roundup
Wallenstein Chipper Shredder BXMT4238

BioCycle December 2013, Vol. 54, No. 12, p. 11

Fresh Look At Zero Food Service Waste
Zero Food Service Waste — The Prevention Factor

Going forward, reporting on zero waste performance should offer both a total waste generation figure and a diversion figure to ensure that every zero waste undertaking includes prevention.
Andrew Shakman
BioCycle December 2013, Vol. 54, No. 12, p. 20

Getting The Public Tuned In To Food Waste Reduction
Food waste reduction

Federal initiatives and local pilot projects are part of an outreach campaign to reduce food waste in U.S. households.
Marsha W. Johnston
BioCycle November 2013, Vol. 54, No. 11, p. 17

 

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Composting Roundup
Composting on the Bently Ranch in Carson Valley, Nevada

BioCycle November 2013, Vol. 54, No. 11, p. 11
• Minden, Nevada: Composting On The Ranch
• Malmo, Sweden: Online Composting University
• Upper Marlboro, Maryland: Food Waste Composting Pilot Project
• Cambridge, Massachusetts: Curbside Residential Food Waste Collection Pilot
• Bennington, Vermont: Hauler Expands To Food Waste Composting
• Okeechobee, Florida: Indoor, Industrial-Scale Composting On Tribal Land
• Lansing, Michigan: Bill To Repeal Yard Trimmings Ban Defeated

BioCycle World
BIOCYCLE REFOR14 WEST

BioCycle November 2013, Vol. 54, No. 11, p. 6
• BioCycle is accepting abstracts for BIOCYCLE REFOR14 WEST
• US Department Of Energy “Spooktastic” Infographic
• Food Scraps Collection At NYC Greenmarket Hits 2 Million Pounds
• Big Bear MRF Dedication
• American Biogas Council 2013 Awards

Analysis Of Biodigesters And Dehydrators To Manage Organics On-Site
The food chute is pictured on EnviroPure’s biodigester. Units range in capacity — from 120 to 3,000 lbs/24-hour period.

Pending organics disposal bans and/or commitments to divert food waste from landfills has led to fairly aggressive marketing by vendors of on-site food waste processing systems. Part I
Zoë Neale
BioCycle October 2013, Vol. 54, No. 10, p. 20

Anaerobic Digestion Of Compostable Bags
Figure 2. Schematic of the Strabag LARAN® dry plug flow reactor

Dry anaerobic digestion facility in Luxembourg successfully treats mixed yard and food waste collected in compostable plastic bags.
Christian Garaffa and Klaus Gröll
BioCycle October 2013, Vol. 54, No. 10, p. 40

Dedicated Food Waste Digester Opens In Ontario
Harvest Power’s new anaerobic digester in London, Ontario includes three holding tanks for incoming feedstocks, a thermophilic acidification reactor that heats substrates to 131°F where they are held for three days and two mesophilic digesters.

Facility in London, Ontario is ramping up to process 71,500 tons/year of food industry residuals. Digestate will be heat-dried into fertilizer products.
Peter Gorrie
BioCycle September 2013, Vol. 54, No. 9, p. 56

 

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Big Business Of Bioproducts
Figure 2. Catalyzing cluster formation

Ohio Bioproducts Innovation Center leads the charge to commercialize biorefining.
Dennis Hall and Ron Smith
BioCycle September 2013, Vol. 54, No. 9, p. 54

 

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BioCycle World
Cultivating Community Compost

BioCycle September 2013, Vol. 54, No. 9, p. 6

Connection: CO2 Math For Compost Benefits
Sally Brown

Sally Brown
BioCycle August 2013, Vol. 54, No. 8, p. 45

 

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What Is Waste Food?
The U.S. EPA rolled out its “Food: Too Good To Waste” program in 2012, which includes a toolkit with guidance on working with households to reduce wasted food.

From terminology to changing household behaviors, a global discussion and specific actions are well underway to reduce the millions of tons of food discarded.
Maria Kelleher and Janet Robins
BioCycle August 2013, Vol. 54, No. 8, p. 36

Connections: CO2 Math For Food Waste Transport
Sally Brown

Sally Brown
BioCycle July 2013, Vol. 54, No. 7, p. 60

 

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Sacramento Food Waste Digester Fuels Collection Fleet
The DODA depackaging/ preprocessing system at the Sacramento BioDigester is sized for a 100 tons/day. Loads include cans of off-spec food that are tipped onto the conveyor belt of the system.

An anaerobic digestion facility that expects to be processing 100 tons/day of source separated organics by 2014 is already fueling 10 trucks daily with renewable CNG.
Nora Goldstein
BioCycle July 2013, Vol. 54, No. 7, p. 56

Food Waste Collection Trucks And Lifts
Travis Trailer’s Organics Trailer Tote Dumper is an all-aluminum, self-loading and unloading unit with a bucket that has 4,000 lbs lifting capacity. A battery-powered pallet jack — used to bring full containers of food waste to the truck — is transported in the bucket between stops.

Haulers, as well as manufacturers of trailers, floors and lifts used to collect and transport food waste, are experiencing growing demand for their services and equipment.
Nora Goldstein
BioCycle July 2013, Vol. 54, No. 7, p. 33

Home Run For Organics Recycling
Sports Venue Greening Special Report

The Pittsburgh Pirates have been diverting food waste from all areas of PNC Park to composting since 2009. The Boston Red Sox initiated a program in 2011, starting with restaurants in Fenway Park.
Nora Goldstein
BioCycle July 2013, Vol. 54, No. 7, p. 27

Food Waste Composting Success
Amy Brooks and her brother Alan Brooks (inset) help manage the company started by their father, Dean Brooks.

Carolina composting company takes technique — and technology — to the next level.
Larry Trojak
BioCycle July 2013, Vol. 54, No. 7, p. 30

Vermont Districts Closing Loop On Food Waste Diversion
After unloading at Kingdom View Compost, food waste is mixed with wood chips, cow manure and silage and gradually rolled into a 3-sided cement receiving bay. Material remains there for 3 weeks to jumpstart the composting process.

Highfields Center for Composting, the Northeast Kingdom Solid Waste Management District, Kingdom View Compost and Wise Worm Compost are collaborating to service food waste generators.
Nate Clark
BioCycle July 2013, Vol. 54, No. 7, p. 38

Alternate Weekly Waste Collections Work
Recyclables set out for curbside collection are segregated into multiple streams in Stirling Council, including clear glass.

In the United Kingdom, 299 out of 406 local authorities have introduced alternate weekly collection of household refuse. Many combine it with weekly collection of food waste.
David Riggle
BioCycle July 2013, Vol. 54, No. 7, p. 52

 

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Food To Fuel Demonstration At Us Air Force Academy
Figure 1. Proposed demonstration location at USAFA

Pilot project will demonstrate feasibility of converting food waste from the Academy’s dining hall into biomethane fuel. Part IV
David L. Parry
BioCycle July 2013, Vol. 54, No. 7, p. 58

 

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Massachusetts Formally Proposes Commercial Food Waste Ban
Massachusetts Food Waste Ban

The long-anticipated ban on disposal of commercial food waste — along with funding to support anaerobic digestion (AD) — was formally announced on July 10.

Why New York City Community Composters Are Critical To City-Wide Implementation
New York City Food Waste & Community Composting

We welcome your thoughts on this emerging discourse about how the largest city in the U.S. can divert residential food waste from disposal …

Composting Roundup
Dirt Hugger makes use of wastewater from Hood River region microbreweries.

BioCycle June 2013, Vol. 54, No. 6, p. 12

Anaerobic Digest

Tweet BioCycle June 2013, Vol. 54, No. 6, p. 15 Eureka, California: Permitting Toolkit For Food Waste Digesters The Humboldt Waste Management Authority (HWMA) is a Joint Powers Authority comprised of five municipalities and Humboldt County. The HWMA has been steadily progressing through the stages of developing a stand-alone food waste digester (capacity to be

BioCycle World
REFOR13, BioCycle Renewable Energy From Organics Recycling Conference

BioCycle June 2013, Vol. 54, No. 6, p. 6

Editorial: A Positive Attitude
Nora Goldstein, BioCycle

Nora Goldstein
BioCycle June 2013, Vol. 54, No. 6, p. 4

Analyzing Food Waste Management Methods
Figure 1. Comparison of greenhouse gas emissions (as CO2e) from food waste management methods

Research was conducted on greenhouse gas emissions and the economics of five different options for communities to manage food waste streams — including codigestion and composting. Part III
David L. Parry
BioCycle June 2013, Vol. 54, No. 6, p. 36

 

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High School Students Lead Charge On Food Donation
Gabrielle Posard started Donate Don’t Dump after her sister, Camille Posard, wrote and filmed a documentary titled “One in Seven,” that reported on food insecurity in the U.S., and the amount of edible food being wasted.

“Donate Don’t Dump” in San Diego, California rallies teens to solicit and distribute donations to food-insecure families.
Rich Flammer
BioCycle June 2013, Vol. 54, No. 6, p. 30

Federal Agencies Get With The Food Recycling Program
Some General Services Administration buildings collect postconsumer compostable waste from the cafeteria patron area and kitchenettes. A collection station is shown above.

General Services Administration facilities and Veteran Affairs medical centers are increasing source separation of food waste for diversion to composting.
Dan Emerson
BioCycle June 2013, Vol. 54, No. 6, p. 24

Kitchen Academy Combines Food Rescue + Job Training
Since 2009, twelve 13-week sessions have been conducted at the Community Kitchen Academy, graduating 87 students with an 86 percent success rate in job placement or continuing education.

Nate Clark
BioCycle May 2013, Vol. 54, No. 5, p. 18

Waste Not In Asheville
Asheville, North Carolina

What happens to spent malting grains from the craft breweries, coffee grounds from cafés, leftovers in the award-winning kitchens, and the old frying oils from food trucks and diners?
Sean Clark
BioCycle April 2013, Vol. 54, No. 4, p. 20

Illinois Compost Manufacturer Controls The Elements
To better control the composting process, a ClearSpan fabric building was installed. The building accommodates four 450-foot long windrows.

LHF Compost, Inc. in Peoria processes yard trimmings, food waste and manure. Recently, it erected a fabric building, and does active composting under roof.
Nora Goldstein
BioCycle April 2013, Vol. 54, No. 4, p. 26

 

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Food Waste Diversion At International Airport
PDX provides a central collection point for the food waste from the various restaurants. Diverted organics represent about 6 percent of materials recycled at the airport.

After significant program tweaks, including an employee rewards program, the Portland, Oregon International Airport breaks its previous records for food waste diversion.
Maia Nativ
BioCycle April 2013, Vol. 54, No. 4, p. 31

 

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Composting Roundup
Gore® Cover at Florence, Oregon Wastewater Treatment Plant's composting facility

BioCycle April 2013, Vol. 54, No. 4, p. 12

Food Recovery In San Diego
With 14.8 percent of the San Diego region in the food insecure individuals category, increasing food donation is an integral part of the city’s organics program.

Source reduction, diverting for reuse and composting are the best combined practices for food scraps management. This article highlights food donation potential in the City of San Diego.
Ana Carvalho
BioCycle March 2013, Vol. 54, No. 3, p. 33

Residential Food Waste Collection In The U.S. — BioCycle Nationwide Survey
U.S. Food waste collection programs by number of municipalities and number of households

Growth of residential food waste collection in the U.S. is steady, with existing programs seeking to increase household participation.
Rhodes Yepsen
BioCycle March 2013, Vol. 54, No. 3, p. 23

This expanded online version included expanded tables with additional program details as well as additional information about municipal programs.

 

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Connections: The Color Green
Sally Brown

Sally Brown
BioCycle March 2013, Vol. 54, No. 3, p. 60

Bioenergy Potential In California’s Food Processing Residues
Figure 1. California food processing facilities by county

Fruit and vegetable processing facilities and wineries are the largest sources of high moisture solid residues potentially available as bioenergy feedstocks.
Ricardo Amón, Mark Jenner and Stephen Kaffka
BioCycle March 2013, Vol. 54, No. 3, p. 47

 

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School Recycling Lessons
Kitchen staff at the Far Hills Country Day school cut hot dogs and hamburgers in half before serving to help reduce wasted food.

After two decades of engaging K-12 schools to implement recycling and food waste composting, the author provides insights on how to ensure program longevity.

Retrofit Facilitates Food Waste Composting
A permanent roof was installed over the entire 220,000 sq. ft. composting area.

Since its grand reopening in November 2012, Silver Springs Organics in Rainier, Washington
has been taking in approximately 190 tons a day of commercial, institutional and residential organics.
Molly Farrell Tucker
BioCycle February 2013, Vol. 54, No. 2, p. 20

Digester Taps Thermal Energy To Grow Greens
Neighborhood Farm is able to plant lettuce and cut greens for sale within three weeks. Radiant heat keeps the soil at 70° to 75°F

Vermont farm adds new revenue stream by installing greenhouse heated with thermal energy from the digester engine.
Nora Goldstein
BioCycle February 2013, Vol. 54, No. 2, p. 33

 

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BioCycle World
USCC International Compost Awareness Week poster contest winner.

BioCycle February 2013, Vol. 54, No. 2, p. 6

Launching A Food Recovery Network
Infographics on the Food Recovery Network website (www.foodrecoverynetwork.org) highlight the donation program and help educate and recruit students to get involved.

College students work with campus dining services to recover prepared hot and cold food and deliver it to food pantries and shelters.
Molly Farrell Tucker
BioCycle January 2013, Vol. 54, No. 1, p. 35

Charleston County Fosters Food Waste Composting
Food Waste Disposal began its dedicated organics collection service in March 2012. Customers are provided 64-gallon totes, and food waste is hauled to the Bee’s Ferry Compost Facility.

After a year-long pilot, the South Carolina county received a permit to process food waste at its yard trimmings composting facility. Generators and haulers are stepping up to the plate.
Molly Farrell Tucker
BioCycle January 2013, Vol. 54, No. 1, p. 47

Food Scraps Composting Laboratory
Food scraps are collected in 10-gallon buckets from the dining areas.

Kean University in New Jersey installed a rotary drum composter to process pre and postconsumer food waste from campus dining facilities.
BioCycle January 2013, Vol. 54, No. 1, p. 33
Nora Goldstein

Trimming Costs With Composting
All produce, bakery products, deli meats and salads, floral products and coffee grounds and filters are accepted for composting. Until last fall, meat and seafood also were diverted, but now a renderer services the stores at no charge.

Weis Markets, a regional supermarket chain based in Pennsylvania, is bringing a total of 50 stores onto its food scraps composting program in 2013.
Nora Goldstein
BioCycle January 2013, Vol. 54, No. 1, p. 22

Commercial Food Waste Recovery In New York City
Sorters at a transfer station operated by Royal Waste in New York City remove contaminants from commercial food waste.

Project by the Global Green USA’s Coalition for Resource Recovery is establishing design criteria that food waste recovery facilities must meet to be technically feasible, economically viable and environmentally sound.
Diane Greer
BioCycle December 2012, Vol. 53, No. 12, p. 41

On-Site Food Waste Composting Closes The Loop
Food residuals are collected in red barrels at the dining and residence halls (1). Yard trimmings and food residuals are blended in a mixer (2) and then loaded into a rotary drum (3). After a 3-day retention time, material is conveyed to a composting area (4), where windrows remain for 4 weeks prior to curing.

Pre and postconsumer food scraps from dining and residence halls are mixed with yard trimmings and processed in a rotary drum followed by windrow composting.
Nora Goldstein
BioCycle December 2012, Vol. 53, No. 12, p. 28

Composting Roundup
Grant Gibson's "Compost Cincy" large-scale composting operation is located on a former brownfield site in a manufacturing area seven miles north of downtown Cincinnati.

BioCycle December 2012, Vol. 53, No. 12, p. 14

BioCycle World
Ohio State University achieves its goal of going zero waste at its stadium

BioCycle World
BioCycle December 2012, Vol. 53, No. 12, p. 6

Tightening The Belt By Reducing Food Waste
Training staff on how to trim produce, fruit and meat can minimize the amount of food wasted.

Improved trimming skills, dating items to ensure the oldest is used first and daily fresh deliveries are among source reduction steps used by grocers and food service companies.
Sarah Dominguez and Laura Moreno
BioCycle November 2012, Vol. 53, No. 11, p. 29

Students Take On Campus Food Waste Composting
Student workers at St. John’s University built the composting system.

A student-built and operated composting system at St. John’s University in Queens, New York processes about 2 tons/semester of food and coffee grounds.
Molly Farrell Tucker
BioCycle November 2012, Vol. 53, No. 11, p. 32

Composting Roundup
Jane Curtis Gazit, Keep Magnolia Clean

BioCycle November 2012, Vol. 53, No. 11, p. 12

Food Waste Composting Progress In The Southeast
Figure 1. Florida DEP permitted composting facilities, 2012

Developments in North Carolina, South Carolina and Florida are captured in this roundup of commercial food waste diversion to composting.
Miriam Zimms and David Ver Eecke
BioCycle October 2012, Vol. 53, No. 10, p. 20

Composting Roundup
Chesapeake Compost Works opened October 1, 2012 in a 54,000-square-foot building in the industrial section of Baltimore City. The building housing the composting facility is more than 100 years old and has had many past uses, including airplane and train manufacturing.

BioCycle October 2012, Vol. 53, No. 10, p. 12

Practical Plan For Hospital Food Waste Recovery
A typical 1,000-bed hospital reported serving over 8,600 meals/day. Over half were patient meals, and the rest divided between the main cafeteria, small food service vendors and the doctors’ dining room.

A comprehensive food waste progam for a typical 1,000 bed hospital can be carefully designed to become successful and sustainable.
Nicole Chardoul and Beth Coddington
BioCycle September 2012, Vol. 53, No. 9, p. 29

Managing Compostable Bags At Anaerobic Digestion Plants
Figure 3. Amounts (percent by weight) in light fraction after dewatering, manual sorting and chloroform extraction with FT-IR analysis

An analysis was performed in Italy to better understand the interaction of compostable bags with hydropulping pretreatment systems in wet AD facilities. Results show further recovery potential for the residues, with optimization of overall system performance.
Christian Garaffa and Rhodes Yepsen
BioCycle September 2012, Vol. 53, No. 9, p. 37

Evaluating Food Digestion Effluent For Landscape Use
The small food waste particles are flushed through the system, ultimately exiting as a liquid by-product.

Effluent from an on-site liquifier that processes cafeteria food waste was tested for suitability as irrigation water.
John H. Dorsey and Joe Rasmussen
BioCycle September 2012, Vol. 53, No. 9, p. 26

Composting Roundup
Los Angeles County Sanitation District's Westlake Farms Biosolids Compost Project under construction

BioCycle September 2012, Vol. 53, No. 9, p. 12

Breaking News: Ohio State University Expands Organics Recycling
Ohio State University Expands Organics Recycling

Since February 2010, The Ohio State University Sustainability Coordinator Corey Hawkey has worked to expand and enhance the institution’s recycling program.

BioCycle World
Vermont Food Bank

BioCycle August 2012, Vol. 53, No. 8, p. 6

Energy Efficiency And Biogas Generation At Wastewater Plants
Central Marin Sanitation Agency cleaned out and is upgrading its existing digesters with membrane covers and pump mixing systems (inside of cleaned digester shown above). Photo courtesy of CMSA

Anaerobic digestion systems are being upgraded to accept food waste and FOG to boost energy generation.
Diane Greer
BioCycle July 2012, Vol. 53, No. 7, p. 37

Considerations In Container Selection
Wastequip’s Organics2Go program includes a roll-off bin (left) with a patented biofiltration system to keep organic waste aerobic until it is hauled to the transfer station or processing facility (right).

Food waste is heavy and liquefies quickly, two characteristics that help determine the optimum containers for diversion programs.
Nora Goldstein
BioCycle July 2012, Vol. 53, No. 7, p. 34