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New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

Green Car Congress

In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

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Minnesota becomes latest state to adopt California clean car standards

Green Car Congress

Minnesota has become the latest state to adopt California clean car standards; the new standards were finalized by a notice in the state register on Monday. Original map from Minnesota Pollution Control Agency. The policy will implement two clean cars standards to reduce vehicle emissions.

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New analysis suggests Uber adding significantly to pollution and traffic in European cities

Green Car Congress

Uber is adding more polluting car trips to already-clogged European cities such as London and Paris, new analysis by European NGOs suggests —contributing to air pollution and climate change and exploding the company’s sustainability claims. Source: “Europe’s giant ‘taxi’ company: is Uber part of the problem or the solution?”.

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SwRI engineers develop near-zero emissions diesel engine technology; 90% reduction of NOx

Green Car Congress

Southwest Research Institute engineers have developed the next generation of clean diesel engine technology to reduce hazardous nitrogen oxides (NO x ) and carbon dioxide emissions while minimizing fuel consumption. g/hp-hr NO x emissions). g/hp-hr NO x emissions). The work is described in a pair of SAE Technical Papers.

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EPA proposes new heavy-duty truck emissions rules

Green Car Congress

The US Environmental Protection Agency (EPA) is proposing new, stronger standards to promote clean air and reduce pollution from heavy-duty vehicles and engines starting in model year (MY) 2027. This proposed rulemaking builds on and improves the existing emission control program for on-highway heavy-duty engines and vehicles.

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Achates opposed-piston 3-cylinder 10.6L diesel emissions meet 2027 EPA, CA requirements

Green Car Congress

opposed-piston heavy-duty diesel engine has achieved performance results that comply with pending 2027 requirements of the US Environmental Protection Agency (EPA) and California to reduce sharply emissions of nitrogen oxides (NO x ). Achates Power’s innovative 3-cylinder, 10.6L Furthermore, the 10.6L Earlier post.).

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Study: air pollution caused 1.1M deaths across Africa in 2019, toll from outdoor pollution rising

Green Car Congress

Air pollution was responsible for 1.1 Air pollution was responsible for 1.1 Deaths attributable to household air pollution and ambient particulate matter (PM 2.5 ) air pollution in Ethiopia, Ghana, Rwanda, and overall in Africa, 1990–2019. The most disturbing finding was the increase in deaths from ambient air pollution.

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