article thumbnail

US EPA to Reconsider National Ozone Standards

Green Car Congress

The US Environmental Protection Agency (EPA) will reconsider the 2008 primary and secondary ozone standards. In 2008, EPA established a new primary 8-hour standard for ozone of 0.075 parts per million (ppm), and a new secondary standard set at a form and level identical to the new primary standard. ppm standard, due to rounding.

Ozone 199
article thumbnail

UMD-led study finds China’s SO2 emissions down 75% since 2007, India’s up 50%; India may now be the top SO2 emitter

Green Car Congress

Although China and India remain the world’s largest consumers of coal, a new University of Maryland-led study found that China’s sulfur dioxide emissions fell by 75% since 2007, while India’s emissions increased by 50%. Illustration: Chris McLinden, Environment and Climate Change Canada. Click to enlarge.

India 170
article thumbnail

BP Products to Pay Nearly $180M to Settle Violations at Texas City Refinery; Conversion of Diesel Vehicles to Natural Gas Part of Settlement

Green Car Congress

In October 2007, the company pled guilty to a felony violation of the Clean Air Act and agreed to pay a $50 million fine for violations related to the explosion, the largest criminal fine ever assessed against a corporation for Clean Air Act violations.

Texas 150
article thumbnail

UN Review of Recent Climate Research Concludes That Impacts Of Climate Change Coming Faster Than Anticipated

Green Car Congress

The report released by the United Nations Environment Programme (UNEP), entitled Climate Change Science Compendium 2009 , highlights new research that identifies some events thought likely to occur in longer-term time horizons as already happening or set to happen far sooner than had previously been thought. per year from 2000-2007.

article thumbnail

Study Finds Controlling Soot May Be Fastest Method to Reduce Arctic Ice Loss and Global Warming; Second-Leading Cause of Global Warming After CO2

Green Car Congress

1990; Anisimov, 2007] and chemical production of ozone in already-polluted locations [Jacobson, 2008b]. These three gases are all greenhouse gases, and ozone is a surface air pollutant. Jacobson is a senior fellow at the Woods Institute for the Environment. Dessler et al., 2008] and methane [Schutz et al., Guenther et al.,

Global 230
article thumbnail

EPRI-NRDC report finds widespread vehicle electrification and a cleaner grid could lead to substantial cuts in GHG by 2050

Green Car Congress

This study builds on the 2007 Environmental Assessment of Plug-in Hybrid Electric Vehicles by EPRI and NRDC ( earlier post ), which showed that plug-in hybrid electric vehicles could contribute to reductions in national greenhouse gas emissions, while also leading to improved air quality. levels throughout the United States.

EPRI 150
article thumbnail

UNEP Report Calls for More Sophisticated Approach to Developing Biofuels; Limitations of Current LCA Studies

Green Car Congress

Here, RME show advantages for primary energy and GHG, but disadvantages in terms of acidification, eutrophication and ozone depletion. World ethanol production for transport fuel tripled between 2000 and 2007 from 17 billion to more than 52 billion liters (13.7 Source: “Assessing Biofuels”. Click to enlarge. billion gallons US) liters.

Ozone 186