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Study finds farms a major source of fine-particulate air pollution

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Emissions from farms outweigh all other human sources of fine-particulate air pollution in much of the United States, Europe, Russia and China, according a new study published in Geophysical Research Letters , a journal of the American Geophysical Union. A 2015 study in the journal Nature estimates they cause at least 3.3

Pollution 240
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Mixing crumb rubber from recycled tires with bitumen halves rate of sun damage to roads

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The new study led by Associate Professor Filippo Giustozzi at RMIT University provides a sustainable solution to UV protection for roads, with results published in the Journal of Cleaner Production. —Filippo Giustozzi. to a medium of 15% and a high of 22.5%. Muhammad Jamal, Michele Lanotte, Filippo Giustozzi (2022).

Australia 340
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Libertine LPE free piston technology targeting power generation, waste-heat recovery and range-extended EV applications; feasibility study with PETRONAS

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At the SAE 2014 World Congress, a team from Toyota Central R&D Labs presented their own work on a prototype 10 kW Free Piston Engine Linear Generator (FPEG) featuring a thin and compact build, high efficiency and high fuel flexibility. Earlier post.) —Libertine CEO, Sam Cockerill.

Waste 150
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Study finds 3D printing of metal parts could reduce an airplane’s weight by 4-7%; fuel, CO2 and metal savings

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Using additive manufacturing (3D printing) to produce aircraft’s metal parts could save a significant amount of fuel, materials and other resources, according to a new study by researchers from Northwestern University, Argonne and Oak Ridge National Laboratories, and the US Department of Energy (DOE) Advanced Manufacturing Office. billion GJ.

Parts 150
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ORNL team develops new hydrothermal synthesis method for cobalt-free cathode material

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The result is a more affordable battery from a faster, less wasteful process that uses less toxic material. Using the toxic chemical increases costs, heightens health and environmental concerns, and wastes large amounts of water to reduce acidity. NMA half cells show 200 mAh g −1 capacity with 96% capacity over 100 cycles.

Li-ion 186
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International travelers experience adverse cardiopulmonary health effects even after short stay in polluted cities

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For travelers who visit cities with high levels of air pollution, even a short stay leads to breathing problems that can take at least a week from which to recove, a new study led by researchers at NYU School of Medicine finds. —study lead investigator M.J. The paper is published in the Journal of Travel Medicine.

Pollution 316
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Poor air quality to remain a problem in India despite pollution control policies

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According to an independent study by the International Institute for Applied Systems Analysis (IIASA) and the Council on Energy, Environment, and Water (CEEW), more than 674 million Indian citizens are likely to breathe air with high concentrations of PM 2.5 The study found that this share will increase to 1.4–1.7% concentrations.

Pollution 268