Green Car Congress

MARCH 30, 2021

Today, operating the best-selling gas-powered commercial leaf blower for one hour emits air pollutants comparable to driving a 2017 Toyota Camry from Los Angeles to Denver. It’s time to phase out these super polluters. Smog-forming emissions from small engines will surpass those from passenger vehicles this year.

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San Francisco Los Angeles California Engine 321

Cars That Think

APRIL 21, 2022

The climate crisis is also having a severe effect on the planet, which is being battered by pollution, deforestation, and soil degradation. Ninety-nine percent of the global population breathes in air that exceeds WHO-guideline limits on pollutants, with low- and middle-income countries suffering from the highest exposures.

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Climate Change Climate Engine Pollution 95

Green Car Congress

NOVEMBER 7, 2017

Ozone pollution near Earth’s surface is one of the main ingredients of summertime smog. Determining effective strategies for mitigating surface ozone (O 3 ) pollution requires knowledge of the relative ambient concentrations of its precursors, NO x , and VOCs. Murray, L. Lamsal, L. Duncan, B., … Tonnesen, G.

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Ozone Insight Netherlands North America 150

Green Car Congress

MARCH 31, 2017

Vehicle tailpipes are a more important source of ammonia’s contribution to urban air pollution than is agriculture, according to a study by researchers from the US and China. The paper is published in the ACS journal Environmental Science & Technology. They also allowed for more efficient mobile testing. Kang Sun, Lei Tao, David J.

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Vehicles Emissions Houston Universal 150