article thumbnail

NOAA study finds reducing particulate air pollution in N America & Europe increases hurricanes in N Atlantic

Green Car Congress

A new NOAA study covering four decades of tropical cyclones found that reducing particulate air pollution in Europe and North America has contributed to an increase in the number of tropical cyclones in the North Atlantic basin and a decrease in the number of these storms in the Southern Hemisphere. Credit: NOAA.

Pollution 370
article thumbnail

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.

Exhaust 539
article thumbnail

HEI study in Europe finds evidence of health effects at lower levels of air pollution

Green Car Congress

A major new Health Effects Institute (HEI) report presents a study examining associations between exposures to relatively low levels of air pollution and several health outcomes among participants in 22 European cohorts. particle composition. Brunekreef B, Strak M, Chen J, Andersen ZJ, Atkinson R, Bauwelinck M, et al.

Pollution 313
article thumbnail

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?”.

Pollution 493
article thumbnail

PHEVs pollute more than billed, but EPA just gave them a pass

Green Car Reports

A new European study finds that plug-in hybrids pollute more than advertised, while in the U.S. the EPA appears ready to give them more emissions leeway. The European Commission study showed that new plug-in hybrids registered in 2021 averaged emissions of 139.5 times higher than what Europe's WLTP.

Pollution 127
article thumbnail

Ice core data show why air pollution is dropping more slowly in US and Western Europe despite lower sulfur emissions

Green Car Congress

The air in the United States and Western Europe is much cleaner than even a decade ago. Despite these successes, sulfate levels in the atmosphere have declined more slowly than sulfur dioxide emissions, especially in wintertime. This does not mean that the emissions reductions aren't working.

Pollution 221
article thumbnail

Study: air pollution causes 800,000 extra deaths a year in Europe and 8.8 million worldwide

Green Car Congress

Air pollution could be causing double the number of excess deaths a year in Europe than has been estimated previously, according to a study published in the European Heart Journal. Air pollution caused twice as many deaths from CVD as from respiratory diseases. The researchers found that air pollution caused an estimated 8.8

Pollution 320