Green Car Congress

MARCH 17, 2010

In a new study published online 10 March in the ACS journal Environmental Science and Technology , however, Stanford University professor Mark Jacobson finds that local CO 2 emissions in isolation may increase local ozone and particulate matter. Although the health impacts of such changes are uncertain, he notes, they are of concern.

Ozone 218

Ozone Los Angeles Pollution CO2 218

Green Car Congress

APRIL 2, 2009

The study by Nadine Unger, Drew Shindell and James Wang will appear in an upcoming issue of the journal Atmospheric Environment. S1 offers additional improvements to ozone and black carbon air quality whereas S2 implies substantial degradation of sulfate air quality. Environ. , Unger et al. Click to enlarge. 2009.03.021.

Climate 150

Climate Emissions Transportation Climate Change 150

Green Car Congress

MARCH 8, 2013

R134a replaced CFC-12 as the MAC refrigerant in the early 1990s due to the negative impact of CFCs on the Earth’s ozone layer. For these reasons, Germany’s Federal Environment Agency (Umweltbundesamt, UBA) took the position in the late 2000s that R134a should be replaced by the natural refrigerant R744.

Future 311

Future CO2 Climate 2009 311

Tony Karrer Delicious EVdriven

APRIL 20, 2009

Neutral catachip @ Apr 19th 2009 4:29PM Now only if electronics manufacturers could do the same thing. Having centralized energy production in that way allows for centralized pollution control measures, filters, so-called "clean coal" rather than depending on X number of cars, manufacturers, and consumers to deal with pollution control.

Recharge 75

Recharge Plug Electric Vehicles 2009 75