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Alcoa exploring technology to reduce carbon emissions in alumina refining; MVR powered by renewable energy

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The development project has the potential to reduce carbon emissions in the alumina refining process significantly. Electricity sourced from renewable energy would power compressors to turn waste vapor into steam, which would then be used to provide refinery process heat. Alcoa's Wagerup refinery. Image: Alcoa.

Renewable 221
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Doosan Heavy Industries & Construction partners with RevoTech on production of hydrogen from waste plastic

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Korea’s Doosan Heavy Industries & Construction has embarked on the development of technology for producing hydrogen using waste plastic and vinyl. The company has signed a business partnership MOU with RevoTech, a company that specializes in the continuous pyrolysis of waste plastic. —Doosan Heavy CSO Yongjin Song.

Waste 320
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Rhodium Group estimates US GHG fell 2.1% in 2019, driven by coal decline

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The Rhodium Group, an independent research provider, estimates that, after a sharp uptick in 2018, US greenhouse gas (GHG) emissions fell by 2.1% in 2019 based on preliminary energy and economic data. Transportation emissions remained relatively flat. Industrial emissions (both energy and process) rose by 0.6%.

Coal 370
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Clean Energy Fuels delivered 143M gallons of Redeem renewable natural gas in 2019, up 30% year-on-year

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Clean Energy Fuels Corp delivered 143 million gallons of Redeem Renewable Natural Gas (RNG) last year as robust sales of the carbon-neutral transportation fuel continued in 2019, closing out the year with significant deals throughout North America. In 2019 Clean Energy provided an estimated 16 million gallons of Redeem to UPS.

Clean 284
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Study finds emissions from road construction could be halved using today’s technology

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The construction sector accounts for a quarter of CO 2 emissions, in Sweden and globally. The 8km stretch of the Swedish highway 44 between Lidköping and Källby was finished in 2019. Estimated GHG emission, by category, from the construction of Road 44 in the benchmark case—i.e. Karlsson et al. What materials are used?

Emissions 243
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Researchers transform waste tire char into efficient fuel cell catalysts

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A team of researchers in Italy has transformed chars—the least valuable by-product of waste-tire pyrolysis—into highly efficient Oxygen Reduction Reaction (ORR) catalysts for use in alkaline fuel cells and metal air batteries. billion waste tires are produced yearly, including 2.6 Currently, about 1.5 2019.04.067.

Waste 207
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W2C Rotterdam welcomes Shell as partner in waste-to-chemicals project

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Shell will join a consortium comprising Air Liquide, Nouryon (formerly AkzoNobel Specialty Chemicals), Enerkem and the Port of Rotterdam in an effort to build Europe’s first advanced waste-to-chemicals facility in Rotterdam, the Netherlands.

Waste 186