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Study: countries seeking to cut CO2 emissions must get a handle on city-level emissions

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Countries seeking to meet Paris Agreement targets on CO 2 emissions must get a grip on the amount of pollution produced at city level, according to a new open-access study published in S cience Advances by an international team of researchers from Europe and China. Total CO 2 emissions of 182 Chinese cities. Shan et al.

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Materials science as key enabler for clean energy transition

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If you don’t change direction, you will end up where you are heading,” said Lao Tzu, the father of Taoism. The global emissions of CO 2 doubled from 1975 to 2015, and are projected to triple by 2040 if we stay on our present course4. Where are we heading? —Chu et al. Renewable energy future.

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DEKRA-certified tests: Mercedes-Benz HD trucks cut fuel consumption 22% in 20 years while meeting more stringent emissions rules; VECTO

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Despite drastically more stringent emission standards for nitrogen oxides and particulates, the fuel consumption of Mercedes-Benz heavy trucks has been reduced by 22% over the last 20 years, according to the results of a comparative test drive certified by the test organization DEKRA. Click to enlarge. g/kWh of particulate mass. mpg US); and.

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