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Tag Archives: contamination

MRF operator: Lithium-ion batteries are ‘ticking time bombs’

Published: April 13, 2021
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Fire truck in motion with lights on.

A fire at Tulsa’s MRF is the latest example of the industry trend of fires caused by improperly disposed batteries and electronics. | BlurAZ/Shutterstock

The city of Tulsa, Okla. was forced to redirect its residential recycling stream to a waste-to-energy plant after an improperly discarded battery sparked a blaze at a local MRF.

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How do outreach efforts impact different households?

Published: March 30, 2021
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Recycling bin with some contamination from non-recyclable materials.

The report from SWANA delves into how poor recycling behaviors develop and why they persist. | Scott Beck / Resource Recycling Inc.

Education campaigns may improve curbside recycling practices for residents who produce average or low amounts of contamination, but they may not impact the worst offenders, according to new research.

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Spat continues between Republic and Connecticut officials

Published: December 8, 2020
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Closeup of court gavel.

A judge has ruled that the Materials Innovation and Recycling Authority (MIRA) must pay $1.1 million in damages to a subsidiary of Republic Services. | BCFC/Shutterstock

A Connecticut judge last month ordered a public authority to pay Republic Services damages in a MRF operations contract dispute. Soon after, the saga took another turn, with Republic indicating it’s set to bow out of the agreement altogether.

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Notes from the Curb: Showing how communication can solve contamination

Published: May 10, 2016
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For those of us working in the recycling industry, improving quality has become a priority. The question is: How do we clean up the recycling stream and do it cost-effectively and quickly?

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Study explores southeast state’s contamination rate

Published: June 30, 2020
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Recycling bins on a Florida street.

Researchers in Florida have noticed a gradual increase in contamination rates in recent years. | Blueee77/Shutterstock

MRFs in Florida have historically landfilled about one-quarter of the weight that comes in the door, according to a study commissioned by the Florida Recycling Partnership Foundation.

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How do urban and rural recycling streams compare?

Published: June 23, 2020
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Waste and recycling bins outside of homes.

A research project in Ontario compared single-family and multi-family streams in medium-sized urban cities with single-family streams in rural programs. | Diana Parkhouse/Shutterstock

Officials in one area of Ontario dove deep into recycling stream composition data, producing results that informed a municipality’s new recycling contract. Continue Reading

Contamination in one region’s commercial stream is 14%

Published: June 2, 2020
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Researchers collected and sorted through more than 38,000 pounds of mixed recyclables from 173 sample loads. | Rubens Alarcon/Shutterstock

Researchers have quantified contamination in the business recycling stream in the Portland, Ore. metropolitan area, providing data that can be used to make operational or outreach decisions.

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West Coast study: Recycling zeal doesn’t erase contamination

Published: May 5, 2020
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California cities of 50,000 residents or more are seeing inbound contamination rates between 8% and 46%, with an average of 20%. | Oksana Shturo/Shutterstock

According to a study from The Recycling Partnership, large and mid-sized cities in California see an average contamination rate of around 20%, a finding that underscores the complications of aligning enthusiastic residents with local-program realities.

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Software brings waste audit results into real time

Published: May 5, 2020
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Technology developer Zabble is working with the University of California, San Francisco to reduce waste and increase diversion. | David Tran Photo/Shutterstock

A data collection and analytics platform is helping a California university improve its landfill diversion. In recent weeks, the platform has also helped combat the spread of COVID-19.

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