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

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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. This new study is based on a thorough review of a decade of research on aviation emissions. Aviation accounts for 3.5% —Marianne Tronstad Lund, co-author.

Climate 448
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UGA study finds black carbon aerosols from GDI engines will worsen public health, climate; need for GPFs

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The gasoline direct injection (GDI) engine is one of the most prominent technologies car manufacturers adopted to achieve the fuel economy and carbon dioxide emission goals established in 2012 by the US Environmental Protection Agency. in model year 2008 to 51% in model year 2018. The EPA projects 93% of vehicles in the U.S.

Climate 348
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SMUD Board of Directors adopts climate emergency declaration; carbon neutrality by 2030

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The SMUD (2020 Sacramento Municipal Utility District) Board of Directors adopted a climate emergency declaration that commits to working toward an ambitious goal of delivering carbon-neutral electricity by 2030. Furthermore, SMUD has reduced the carbon intensity of its power mix, which is now 50% carbon-free on average.

Carbon 268
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DLR: cleaner aircraft emissions reduce the climate impact of contrail cirrus

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Fewer soot particles in the exhaust stream of aircraft reduces the formation of ice crystals and therefore the climate impact of the resulting contrail cirrus. The results are published in an open-access paper in the Nature Partner Journal (npj) Climate and Atmospheric Science. —Ulrike Burkhardt.

Climate 278
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Global Carbon Project: Global carbon emissions growth slows, but hits record high

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Driven by rising natural gas and oil consumption, levels of CO 2 are expected to hit 37 billion metric tons this year, according to new estimates from the Global Carbon Project (GCP), an initiative led by Stanford University scientist Rob Jackson. over 2018 emissions. increase in carbon dioxide emissions for 2019.

Carbon 195
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Rio Tinto to invest $1 billion over 5 years to help meet new climate change targets

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Mining giant Rio Tinto will invest around $1 billion over the next five years to support the delivery of its new climate change targets and a company objective for net zero emissions from operations by 2050. The new targets for 2030 are: A further 30% reduction in Rio Tinto’s emissions intensity from 2018 levels.

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3.8% drop in EU’s greenhouse gas emissions in 2019; transport emissions rise

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Total greenhouse gas emissions in the European Union (EU) decreased by 3.8% The large decline in emissions, achieved before the COVID-19 crisis, was mainly due to reduced coal use for power generation. from 2018 to 2019. This decrease brought EU emissions to 24.0%

2019 243