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Stanford study finds current carbon capture technology inefficient & increases air pollution

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A study by Mark Z. Even if you have 100 percent capture from the capture equipment, it is still worse, from a social cost perspective, than replacing a coal or gas plant with a wind farm because carbon capture never reduces air pollution and always has a capture equipment cost. —Mark Jacobson. —Mark Jacobson.

Pollution 271
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Study finds climate impact of hydropower varies widely

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earlier post ), a new study by a team at Environmental Defense Fund finds that the climate impact of hydropower facilities varies widely throughout the world and over time, with some facilities emitting more greenhouse gases than those burning fossil fuels.

Climate 207
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U-M study: When, where, how electric delivery vehicles are charged has big impact on GHGs

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Now, a study from University of Michigan researchers shows that when, where and how those fleet vehicles are charged can greatly impact their potential to reduce greenhouse gas emissions. The study is published in the ACS journal Environmental Science & Technology. —Maxwell Woody.

Charging 186
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Perspective: The Role of Offsets in Climate Change Legislation

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This article shows that including offsets in climate change legislation would likely make an emissions program more cost-effective by: (a) providing an incentive for non-regulated sources to generate emission reductions; and (b) expanding emission compliance opportunities for regulated entities. Assuming the offset is legitimate—i.e.,

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

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The findings are outlined in three new papers published in Earth System Science Data , Environmental Research Letters , and Nature Climate Change. The decline of coal use in the European Union and United States is overshadowed by surging natural gas and oil use around the world, according to the researchers. over 2018 emissions.

Carbon 195
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Study Finds that US Subsidies for Fossil Fuels Are Almost 2.5x Those for Renewables

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The study, “Estimating US Government Subsidies to Energy Sources: 2002-2008”, found that fossil fuels benefited from approximately $72 billion over the seven-year period, while subsidies for renewable fuels totaled $29 billion. billion went to traditional sources—such as coal and oil—and $2.3 Of the fossil fuel subsidies, $70.2

Renewable 338
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Researchers Say Mix of Policies and Current or Near-Term Technologies Could Phase Out US CO2 Emissions from Coal-Fired Power Plants by 2030

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CO 2 emissions from US coal-fired power plant could be phased out entirely by 2030 using existing technologies or ones that could be commercially competitive with coal within about a decade, according to a paper published online 30 April in the ACS journal Environmental Science & Technology. Credit: ACS, Kharecha et al.

Coal 239