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Study finds some improved cookstoves may emit more black carbon pollution than traditional mud cookstoves

Green Car Congress

The first real-world, head-to-head comparison of improved cookstoves (ICs) and traditional mud stoves has found that some ICs may at times emit more of the black carbon particles that are linked to serious health and environmental concerns than traditional mud stoves or open-cook fires. Abhishek Kar, Ibrahim H. Rehman, Jennifer Burney, S.

Pollution 231
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York, Empa study finds retrofitting of VW diesel engines was successful

Green Car Congress

Stuart Grange works in Empa’s Air Pollution/Environmental Technology Laboratory and also at the Wolfson Atmospheric Chemistry Laboratories at the University of York. For commercial vehicles with EA 189 engines—i.e. The researchers suspect that fewer commercial vehicle operators had voluntarily carried out the retrofitting.

Diesel 207
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EEA report: EVs are better for climate and air quality

Green Car Congress

Battery electric cars emit less greenhouse gases and air pollutants over their entire life cycle than petrol and diesel cars, according to a European Environment Agency (EEA) report. Shifting to electric vehicles could also reduce noise pollution, especially in cities where speeds are generally low and traffic often stands still.

Climate 268
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Thordon Bearings Retrofitting Ocean-Going Vessels With Seawater-Lubricated Propeller Shaft Bearings To Reduce Stern-Tube Oil Pollution; Annual Leaks Estimated at About 2x Exxon Valdez Spill

Green Car Congress

At last week’s Ocean Innovation 2009 conference in Victoria, British Columbia, Craig Carter, Director of Marketing and Customer Service at Thordon Bearings detailed the company’s progress in the retrofitting of large ocean-going vessels with seawater-lubricated propeller shaft bearings to reduce waterborne pollution.

Oil 220
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German OEMs to upgrade emissions control on 5.3M Euro 5 and 6 diesels, contribute to €500M Sustainable Mobility fund

Green Car Congress

With respect to the emissions updates, the OEMs must also provide proof that the changes do not negatively impact any other parameters relevant for type approval—such as pollutant and CO 2 emissions, fuel consumption, noise and engine power. Excessively high pollution affects air quality in many German cities.

Diesel 150
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Project shows maritime fuel cell generator can increase energy efficiency by up to 30% at part load; reliability and cost issues

Green Car Congress

Project goals were to demonstrate the use of the generator in the maritime environment, identify areas requiring additional research and development, analyze the business case, and address regulatory and other market barriers. A recent project demonstrated a 100 kW fuel cell generator with 72 kg of hydrogen storage for marine applications.

Parts 220
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Is aviation the best application yet for hydrogen fuel cells?

Charged EVs

There are several new powertrain options, and none has yet proven itself in regular commercial service. Last September, ZeroAvia successfully completed a test flight of a commercial-scale fuel cell-powered aircraft. Val Miftakhov: As you can imagine, we did a lot of this [comparison] early on as well.