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Study suggests current levels of methane leakage would result in numerous decades of more rapid climate change from a shift to natural gas vehicles

Green Car Congress

A) CNG light-duty cars vs. gasoline cars; (B) CNG heavy-duty vehicles vs. diesel vehicles; and (C) combined-cycle natural gas plants vs. supercritical coal plants using low-CH 4 coal. Recent reports in the scientific literature and popular press have produced confusion about the climate implications of natural gas.

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State Department issues Draft Supplemental Environmental Impact Statement on Keystone XL Pipeline: climate change impacts

Green Car Congress

Comparison of proposed Keystone XL route to previously proposed project segment. Aside from the potential construction and spill impacts of the pipeline, the scope of the climate change impacts have become the most contentious and politicized issue surrounding the pipeline. Source: Draft SEIS. Click to enlarge. Earlier post.)

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4,000 Robots Roam the Oceans, Climate in Their Crosshairs

Cars That Think

In the puzzle of climate change, the Earth’s oceans are an immense and crucial piece. But gathering accurate and sufficient data about the oceans to feed climate and weather models has been a huge technical challenge. What the Argo system has discovered about the oceans and their role in climate change.

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EEA report: EVs are better for climate and air quality

Green Car Congress

The EEA report ‘ Electric vehicles from life cycle and circular economy perspectives ’ reviews current evidence on electric cars’ impacts on climate change, air quality, noise and ecosystems, compared with conventional cars. The EEA has also published a new briefing on the environmental and climate impacts of transport.

Climate 268
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Carnegie study finds climate impact of particulates varies greatly depending on where the pollution originated

Green Car Congress

However, while greenhouse gases cause warming by trapping heat in the atmosphere, some aerosols can have a cooling effect on the climate because the aerosol particles cause more of the sun’s light to be reflected away from the planet. An open-access paper on their work is published in Nature Communications.

Climate 170
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Volkswagen customers in Germany ordering more diesel vehicles; share of 43% in 2018, vs. 39% in 2017

Green Car Congress

Given its high efficiency and its performance and in light of climate change, the diesel engine will remain an important technology for years to come, especially for those who travel long distances. In Germany, the diesel debate is emotionally charged—and frequently strays from the facts.

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Ford researchers: global light-duty CO2 regulatory targets broadly consistent with 450 ppm stabilization

Green Car Congress

Broadly, the Ford team found that new light-duty vehicle fuel economy and CO 2 regulations in the US through 2025 and in the EU through 2020 are consistent with the CO 2 glide paths. 15 years and to facilitate comparison with regulations.… Climate Change Emissions Fuel Efficiency Policy' —Winkler et al.

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