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Study: 2/3 of aviation climate impact due to emissions other than CO2

Green Car Congress

of the human-made climate impact; two-thirds of this impact are caused by emissions other than CO 2 , according to a new study by researchers in Europe and the US. Schematic overview of the processes by which aviation emissions and increased cirrus cloudiness affect the climate system. Aviation accounts for 3.5% —Lee et al.

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USA & China Electricity Generation TWh & CO2e Trajectories Since 2000 Are Startling

CleanTechnica EVs

continued] The post USA & China Electricity Generation TWh & CO2e Trajectories Since 2000 Are Startling appeared first on CleanTechnica. For a decade I’ve been tracking the exponential expansion of wind, solar, and to a lesser extent hydro electricity generation.

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Rolls-Royce Power Systems road map for climate-neutrality; 35% cut by 2030 from 2019; key role of mtu engines

Green Car Congress

Rolls-Royce Power Systems has outlined its road map for climate neutrality: Net Zero@Power Systems. The certification means that the new generation of Series 2000 and 4000 engines, that currently account for 85% of our sales revenues, will be qualified to run on second-generation bio-fuels and on E-fuels.

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Comprehensive assessment concludes black carbon second-most important human emission in warming climate

Green Car Congress

A comprehensive assessment of black-carbon climate forcing accepted for publication in the Journal of Geophysical Research: Atmospheres estimates that black carbon, with a total climate forcing of +1.1?W?m m -2 , is the second-most important human emission in terms of its climate-forcing in the present-day atmosphere.

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Daimler receives top marks from Climate Disclosure Project

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Daimler AG has received top marks for disclosure of its climate protection measures aimed at combating climate change, receiving the maximum 100 points in the Carbon Disclosure Project’s (CDP’s) “Climate Disclosure Leadership Index” and an “A” rating in the “Climate Performance Leadership Index”.

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Study: California will hit climate targets >100 years too late at current pace of reductions; transportation, wildfires & landfills

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California will meet its 2030 climate targets more than three decades late, in 2061, and could be more than 100 years late in meeting its 2050 target if the average rate of emissions reductions from the past year hold steady, according to a new study tracking more than a decade of environmental and economic indicators in the state.

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IEA: CO2 emissions from fuel combustion rose 2.2% in 2013, below the average rate since 2000

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Both years were below the average growth rate since 2000 of 2.5%. IEA’s preliminary assessment for the World Energy Outlook Special Report on Energy and Climate published in June estimated that global energy-related CO 2 emissions were flat in 2014. in 2013 to total 32.2 gigatonnes, compared with the 0.6% increase in 2012.

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