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

Green Car Congress

The construction sector accounts for a quarter of CO 2 emissions, in Sweden and globally. All the materials and activities involved in its construction were calculated for their total climate impact: energy and materials used in the construction and what emissions these contribute to. Karlsson et al. What materials are used?

Emissions 243
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Report finds says “negative emissions technologies” need to play a large role in mitigating climate change

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To achieve goals for climate and economic growth, “negative emissions technologies” (NETs) that remove and sequester carbon dioxide from the air will need to play a significant role in mitigating climate change, according to a new report from the National Academies of Sciences, Engineering, and Medicine.

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Alsie Express runs first domestic route in Denmark to use sustainable aviation fuel

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Alsie Express is the first operator of a domestic route in Denmark to use aviation fuel made from sustainably sourced, renewable waste and residue raw materials, helping to reduce the carbon emissions of its flights. In its neat form, SAF reduces CO 2 lifecycle emissions by up to 80% compared to fossil jet fuels.

Denmark 243
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Modular SMR hydrogen producer BayoTech receives $157M investment

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BayoTech is committed to addressing the global need for consistent, cost-effective, low-carbon supply of hydrogen. Today, most hydrogen is produced at large, centralized facilities before being delivered to end users. The company is developing systems capable of producing 5,000 kg, 10,000 kg and 30,000 kg of hydrogen per day.

Hydrogen 493
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Haldor Topsoe and Nel ASA to offer end-to-end green ammonia and eMethanol solutions

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Green ammonia (produced from renewable energy, water and air) and eMethanol (produced from feedstocks obtained by utilization of waste streams, electrolysis hydrogen, and CO 2 capture) are both considered promising low-carbon transportation fuels and energy carriers.

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Bi-fuel evolutions of the LEVC TX taxi and VN5 van; range extender engines run on LPG/biopropane and CNG/biomethane

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Adopting these fuels allows carbon emissions from the range extender engine to be reduced by 10% when LPG is used, 20% when CNG is used and by 99% when renewable biomethane (in place of CNG) and biopropane (in place of LPG) are used. All of these fuels are available today and also offer 30-50% operating cost savings.

Taxi 284
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Volvo LX1 series hybrid wheel loader demonstrates 50% improvement in fuel efficiency; renewable diesel in the engine

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As well as the improvement in fuel efficiency and reduction in emissions, the LX1 also offers a significant reduction in noise pollution compared to its conventional counterparts. Testing began at the Redwood Landfill and Recycling Center, a green waste composting site in the northern part of the state. Waste Management Inc.

Volvo 186