Buy Climate Emissions Ozone 
Green Car Congress
JANUARY 28, 2014
Five technology paths for very-low-NO x and GHG emissions from heavy-duty natural gas engines. The “Pathways to Near-Zero-Emission Natural Gas Heavy Duty Vehicles” report, authored by GNA on behalf of Southern California Gas Co. An 80% reduction of GHG emissions is targeted for 2050, relative to 1990 levels. Click to enlarge.
Green Car Congress
FEBRUARY 22, 2010
Increasing the reflectivity or albedo of roofs and pavements in urban areas could offset greenhouse gas emissions by a significant amount, according to an open access paper published last month in the IOP journal Environmental Research Letters. —Durwood Zaelke, President of the Institute for Governance & Sustainable Development (IGSD).
Green Car Congress
OCTOBER 14, 2009
Current emissions of anthropogenic greenhouse gases (GHGs) have already committed the planet to an increase in average surface temperature by the end of the century that may be above the critical threshold for tipping elements of the climate system into abrupt change with potentially irreversible and unmanageable consequences, the authors write.
Green Car Congress
JUNE 3, 2010
From 2005 through 2020, total US greenhouse gas (GHG) emissions are projected to rise by 4% under a “with measures” scenario (but without a cap-and-trade program and other complementary policies), from 7,109 Tg CO 2 Eq. The report projects that transportation-related CO 2 emissions will drop 1.5% US Fifth Climate Action Report.
Green Car Congress
NOVEMBER 29, 2010
Among the non-CO 2 pollutants are hydrofluorocarbons (HFCs), methane, tropospheric ozone, and black carbon soot. The next round of UN climate negotiations begins in Cancun today. ” The authors go on to say that reducing the non-CO 2 pollutants can delay additional climate warming by several decades.
Green Car Congress
OCTOBER 21, 2011
The California Air Resources Board on Thursday adopted the final greenhouse gas (GHG) emissions cap-and-trade regulation. The “cap” limits GHG emissions, and uses allowances—one allowance equals one ton of GHGs—to control total emissions. Compliance obligations for greenhouse gas emissions begins 1 January 2013.
Green Car Congress
DECEMBER 17, 2010
The “cap”—which declines each year—limits GHG emissions, and uses allowances to control total emissions; one allowance equals one ton of GHGs. Covered entities must reduce emissions or. compete for a decreasing supply of allowances.
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