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Study finds global emissions of several banned ozone-destroying CFCs are increasing

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New analysis has found increasing emissions of several ozone-depleting chemicals despite their production being banned for most uses under the Montreal Protocol—and a loophole in the rules is likely responsible. According to the researchers, emissions from these CFCs currently do not significantly threaten ozone recovery.

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Hyundai Motor to expand XCIENT fuel cell truck entry into US market

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Through the project, also known as Zero-Emission Regional Truck Operations with Fuel Cell Electric Truck, Hyundai Motor will deploy 30 Class 8 6x4 XCIENT Fuel Cell heavy-duty tractors at the Port of Oakland, Calif., Our ultimate goal is to fight climate change and build a sustainable future. million km as of 30 April 2022.

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Discovery of mechanism for atmospheric particle formation suggests need for ammonia emission regulations

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The presence of ammonia was first discovered in the upper troposphere in 2016 using the analysis of averaged MIPAS (Michelson Interferometer for Passive Atmospheric Sounding) infrared limb-emission spectra. The emission sources are limited up there. Source: College of Engineering. To make clouds, you need water to nucleate or freeze.

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Study finds limited evidence that carbon tax rebates have increased public support for carbon pricing

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In a study published in Nature Climate Change , an international research team reports finding limited evidence that individual or household rebates have increased public support for carbon taxes in Canada and Switzerland. Background.

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Copenhagen Diagnosis Released, Detailing Accelerating Indicators of Climate Change In Last Three Years

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A team of 26 climate scientists from Australia, Austria, Canada, France, Germany, Switzerland, the United Kingdom, and the United States have published the “Copenhagen Diagnosis”, an interim synthesis report on developments in climate change science from mid-2006 to the present day.

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PSI team develops web tool for consumers to compare environmental impact of passenger cars in detail

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The entire life cycle of the passenger cars is taken into account, including the manufacture of the vehicles and the environmentally relevant emissions from driving. The system will graph lifecycle impact for a range of specified powertrains, for a large number of impact categories: Climate change [kg CO 2 -eq.]. in review).

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15 countries agree to work toward 100% ZEV truck and bus sales by 2040

Green Car Congress

Fifteen countries have agreed to work together toward 100% zero-emission new truck and bus sales by 2040. Participants in this coordinated global effort agree that zero-emission trucks and buses are essential to reducing transport emissions, mitigating climate change, improving air quality, reducing the use of fossil fuels and energy costs.