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Satellite study suggests California clean air regulations working to reduce PM2.5 emissions in state

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species, was recently published in the journal Atmospheric Environment. km-resolution MISR aerosol properties over Southern California for years 2001–2003, 2007–2009 and 2013–2015. LA=Los Angeles basin, CV=Central Valley, OC=Organic Carbon, EC=Elemental Carbon. to predict PM 2.5 Maps of 3-year averaged PM 2.5

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Harmonizing Low Carbon Fuel Standards

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—Low Carbon Fuel Standard 2011 Program Review Report. The California LCFS regulation, which went in to effect on 15 April 2010, targets a reduction of the carbon intensity (CI), on a full-fuel lifecycle basis, of transportation fuels (measured in gCO 2 e/MJ) used in California by an average of 10% by the year 2020.

Carbon 244
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Black carbon is a much larger cause of climate change than previously assessed; about twice previous estimates, and 2/3 the effect of CO2

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Schematic overview of the primary black-carbon emission sources and the processes that control. the distribution of black carbon in the atmosphere and determine its role in the climate system. Accounting for all of the ways black carbon can affect climate, it is believed to have a warming effect of about 1.1 Source: Bond et al.

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National Science Board Recommends Comprehensive, Coordinated Federal Strategy to Transform US Energy Economy

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The overarching priority recommendation in the NSB report is that the US government develop and lead a nationally coordinated research, development demonstration, deployment, and education (RD3E) strategy to advance a sustainable energy economy that is significantly less carbon-intensive. Golden, Colo.; and Berkeley, Calif.

Economy 150
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Devil in the Details: World Leaders Scramble To Salvage and Shape Copenhagens UNFCCC Climate Summit

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The 15 th Congress, also known as the 15 th Conference of Parties, or COP 15, was initially intended to be a largely procedural summit, with many major negotiating points settled and most environmental ministers prepared to sign a binding emissions treaty that contained specific emissions targets as well as commitments to financing structures.

Climate 236
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Climate Talks End In Copenhagen Accord; Countries Settle On Non- Binding 2 ºC Warming Limit

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Rasmussen, who had succeeded Danish Climate and Energy Minister Connie Hedegaard as COP President just two days prior, was quickly replaced by Philip Weech, Director of the Bahamas Environment, Science, and Technology Commission. The relative valuation of potential emissions offsets (e.g.

Climate 236
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US DOT Awards $100M in Recovery Act Funds to 43 Transit Projects to Reduce Energy Consumption and Greenhouse Gas Emissions

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CATS’ fleet and financial plans call for the replacement 1998, 1999 and 2007 year diesel buses with new diesel buses in fiscal year 2012. Snohomish County Public Transit Benefit Area – Community Transit, Washington: $3,000,000. Link Transit, Washington: $2,925,000. Lane Transit District, Oregon: $3,000,000.

Emissions 256